{"id":5816,"date":"2025-12-25T02:02:32","date_gmt":"2025-12-25T02:02:32","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5816"},"modified":"2025-12-25T02:02:32","modified_gmt":"2025-12-25T02:02:32","slug":"injection-molding-parameters-for-common-plastics","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/tr\/blog\/injection-molding-parameters-for-common-plastics\/","title":{"rendered":"Yayg\u0131n Plastikler i\u00e7in Enjeksiyon Kal\u0131plama Parametreleri"},"content":{"rendered":"

Enjeksiyon Kal\u0131plama Parametrelerine Giri\u015f<\/h2>\n
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Enjeksiyon kal\u0131plama parametreleri, tutarl\u0131 \u00f6zelliklere sahip y\u00fcksek kaliteli plastik par\u00e7alar elde etmek i\u00e7in kritik \u00f6neme sahiptir. Bu parametreler aras\u0131nda namlu s\u0131cakl\u0131klar\u0131, erime s\u0131cakl\u0131klar\u0131, kal\u0131p s\u0131cakl\u0131klar\u0131, enjeksiyon bas\u0131n\u00e7lar\u0131, tutma bas\u0131n\u00e7lar\u0131, geri bas\u0131n\u00e7lar, enjeksiyon h\u0131zlar\u0131, vida h\u0131zlar\u0131, \u00f6l\u00e7\u00fcm stroklar\u0131, art\u0131k miktarlar\u0131, \u00f6n kurutma ko\u015fullar\u0131, geri kazan\u0131m oranlar\u0131, b\u00fcz\u00fclme oranlar\u0131, besleme sistemleri, makine kapatma prosed\u00fcrleri ve ekipman gereksinimleri yer almaktad\u0131r. Do\u011fru se\u00e7im ve kontrol, optimum ak\u0131\u015f, so\u011futma ve kat\u0131la\u015fmay\u0131 sa\u011flayarak, \u00e7arp\u0131lma, bo\u015fluk veya y\u00fczey kusurlar\u0131 gibi hatalar\u0131 en aza indirir.<\/p>\n

Bu k\u0131lavuz, end\u00fcstri standartlar\u0131 ve en iyi uygulamalara dayanarak, yayg\u0131n plastikler i\u00e7in parametreleri kapsamaktad\u0131r. Her malzemenin, i\u015fleme s\u00fcrecini etkileyen benzersiz termal, reolojik ve mekanik \u00f6zellikleri vard\u0131r. \u00d6rne\u011fin, HDPE gibi kristal yap\u0131l\u0131 polimerler kristalle\u015fme i\u00e7in hassas s\u0131cakl\u0131k kontrol\u00fc gerektirirken, PS gibi amorf polimerler viskozite y\u00f6netimine odaklan\u0131r. M\u00fchendisler, verimlili\u011fi ve par\u00e7a performans\u0131n\u0131 art\u0131rmak i\u00e7in parametreleri par\u00e7a geometrisine, makine kapasitesine ve \u00e7evresel fakt\u00f6rlere g\u00f6re ayarlamal\u0131d\u0131r.<\/p>\n

\u00d6nemli hususlar aras\u0131nda g\u00fcvenlik, enerji verimlili\u011fi ve s\u00fcrd\u00fcr\u00fclebilirlik yer almaktad\u0131r. Parametreleri her zaman malzeme veri sayfalar\u0131yla do\u011frulay\u0131n ve yeni kurulumlar i\u00e7in denemeler yap\u0131n. Bu yakla\u015f\u0131m, hurda oranlar\u0131n\u0131 azalt\u0131r ve \u00e7evrim s\u00fcrelerini iyile\u015ftirerek maliyet etkin \u00fcretime katk\u0131da bulunur.<\/p>\n<\/section>\n

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Y\u00fcksek Yo\u011funluklu Polietilen (HDPE)<\/h2>\n

HDPE, m\u00fckemmel kimyasal direnci, d\u00fc\u015f\u00fck nem emilimi ve y\u00fcksek darbe dayan\u0131m\u0131 ile bilinen yar\u0131 kristal yap\u0131l\u0131 bir termoplastiktir. Kaplarda, borularda ve oyuncaklarda yayg\u0131n olarak kullan\u0131l\u0131r. \u0130\u015fleme s\u0131ras\u0131nda d\u00fczg\u00fcn kristalle\u015fme sa\u011flamak ve deformasyonu \u00f6nlemek i\u00e7in dikkatli s\u0131cakl\u0131k y\u00f6netimi gereklidir.<\/p>\n

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<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 160-250\u00b0C; B\u00f6lge 2: 200-300\u00b0C; B\u00f6lge 3-5: 220-300\u00b0C; Meme: 220-300\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n200-280\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n20-60\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-140 MPa (ince duvarlar i\u00e7in 180 MPa'ya kadar)<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-60% enjeksiyon bas\u0131nc\u0131<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-20 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nGenel kullan\u0131m i\u00e7in orta; ince duvarl\u0131 ambalajlar i\u00e7in y\u00fcksek.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n1,3 m\/s'ye kadar do\u011frusal h\u0131z<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-4D<\/td>\n<\/tr>\n
Minder<\/td>\n2-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nGerekli de\u011fil; k\u00f6t\u00fc ko\u015fullarda sakland\u0131ysa 1 saat boyunca 80\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n100%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n1.2-2.5%; y\u00fcksek \u00e7ekme, potansiyel deformasyon; 24 saat sonra daha fazla \u00e7ekme olmaz.<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNoktasal giri\u015f; s\u0131cak yolluk (\u0131s\u0131t\u0131lm\u0131\u015f veya yal\u0131t\u0131ml\u0131); ince par\u00e7alar i\u00e7in yeterli k\u00fc\u00e7\u00fck kesit alan\u0131<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n\u00d6zel temizli\u011fe gerek yok; HDPE s\u0131cakl\u0131k art\u0131\u015f\u0131na dayan\u0131kl\u0131d\u0131r.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; genel kullan\u0131m i\u00e7in \u00fc\u00e7 b\u00f6l\u00fcml\u00fc vida; ambalajlama i\u00e7in \u00f6zel kar\u0131\u015ft\u0131rma\/kesme b\u00f6l\u00fcmleri (L=25D); d\u00fcz nozul, \u00e7ek valf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

En iyi sonu\u00e7lar i\u00e7in, yeterli erime bekleme s\u00fcresi sa\u011flamak amac\u0131yla 4 boyutlu \u00f6l\u00e7\u00fcm strokunu kullan\u0131n. Plastikle\u015ftirme so\u011futma bitmeden tamamlan\u0131rsa y\u00fcksek vida h\u0131zlar\u0131na izin verilir. Ak\u0131\u015fta duraksamay\u0131 \u00f6nlemek i\u00e7in ince cidarl\u0131 par\u00e7alara g\u00f6re ayarlama yap\u0131n.<\/p>\n<\/section>\n

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Polipropilen (PP)<\/h2>\n

PP, iyi kimyasal direnci, yorulma dayan\u0131m\u0131 ve d\u00fc\u015f\u00fck maliyetiyle \u00e7ok y\u00f6nl\u00fc bir yar\u0131 kristal polimerdir. Otomotiv par\u00e7alar\u0131, ambalaj ve t\u00fcketim mallar\u0131 i\u00e7in idealdir. \u0130\u015fleme, b\u00fcz\u00fclmeyi kontrol etmeye ve \u00e7\u00f6kme izlerini \u00f6nlemek i\u00e7in d\u00fczg\u00fcn so\u011futmay\u0131 sa\u011flamaya odaklan\u0131r.<\/p>\n

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<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 160-250\u00b0C; B\u00f6lge 2: 200-300\u00b0C; B\u00f6lge 3-5: 220-300\u00b0C; Meme: 220-300\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n200-280\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n20-70\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-140 MPa (ince duvarl\u0131 ambalajlar i\u00e7in 180 MPa'ya kadar)<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-60% enjeksiyon bas\u0131nc\u0131; ~30% \u00e7evrim s\u00fcresi<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-20 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\n\u0130nce duvarl\u0131 ambalajlar i\u00e7in y\u00fcksek (ak\u00fcm\u00fclat\u00f6rl\u00fc); di\u011ferleri i\u00e7in orta<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n1,2 m\/s'ye kadar do\u011frusal h\u0131z<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-4D<\/td>\n<\/tr>\n
Minder<\/td>\n2-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nGerekli de\u011fil; k\u00f6t\u00fc ko\u015fullarda sakland\u0131ysa 1 saat boyunca 80\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n100%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n1.2-2.5%; y\u00fcksek \u00e7ekme oran\u0131; 24 saat sonra daha fazla \u00e7ekme olmaz.<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNoktasal veya \u00e7ok noktal\u0131 giri\u015f; s\u0131cak yolluk (\u0131s\u0131tmal\u0131 veya yal\u0131t\u0131ml\u0131); \u00e7\u00f6kme izlerini \u00f6nlemek i\u00e7in en kal\u0131n k\u0131s\u0131mda giri\u015f.<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n\u00d6zel temizli\u011fe gerek yok; PP s\u0131cakl\u0131k art\u0131\u015f\u0131na dayan\u0131kl\u0131d\u0131r.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; genel kullan\u0131m i\u00e7in \u00fc\u00e7 b\u00f6l\u00fcml\u00fc vida; ambalajlama i\u00e7in \u00f6zel kar\u0131\u015ft\u0131rma\/kesme b\u00f6l\u00fcmleri (L=25D); d\u00fcz nozul, \u00e7ek valf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Kal\u0131n b\u00f6l\u00fcmlerde batma izlerinin olu\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in uzun bekleme s\u00fcreleri \u015fartt\u0131r. En kal\u0131n noktaya yerle\u015ftirilen giri\u015f noktas\u0131, b\u00fcz\u00fclme varyasyonlar\u0131n\u0131 en aza indirir. Ambalaj uygulamalar\u0131nda y\u00fcksek h\u0131zl\u0131 dolum i\u00e7in ak\u00fcm\u00fclat\u00f6rler kullan\u0131n.<\/p>\n<\/section>\n

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Polistiren (PS)<\/h2>\n

PS, y\u00fcksek \u015feffafl\u0131k, sertlik ve d\u00fc\u015f\u00fck maliyete sahip amorf bir termoplastiktir. Ambalaj, oyuncak ve tek kullan\u0131ml\u0131k \u00fcr\u00fcnler i\u00e7in uygundur. \u0130\u015fleme s\u00fcrecinde, iyi bir y\u00fczey kalitesi elde etmek ve kaynak hatlar\u0131n\u0131 en aza indirmek i\u00e7in h\u0131zl\u0131 enjeksiyon y\u00f6ntemine \u00f6nem verilir.<\/p>\n

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<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 160-250\u00b0C; B\u00f6lge 2: 200-300\u00b0C; B\u00f6lge 3-5: 220-300\u00b0C; Meme: 220-300\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n200-280\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n15-50\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-140 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-60% enjeksiyon bas\u0131nc\u0131; k\u0131sa bekleme s\u00fcresi<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nPar\u00e7a \u015fekline ba\u011fl\u0131 olarak h\u0131zl\u0131, \u00e7ok a\u015famal\u0131; ince cidarl\u0131 ambalajlar i\u00e7in (ak\u00fcm\u00fclat\u00f6r ile) \u00e7ok h\u0131zl\u0131.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n1,3 m\/s'ye kadar do\u011frusal h\u0131z; so\u011fuma s\u00fcresine uyacak \u015fekilde yava\u015f plastikle\u015fme.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-4D<\/td>\n<\/tr>\n
Minder<\/td>\n2-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nGerekli de\u011fil; k\u00f6t\u00fc ko\u015fullarda sakland\u0131ysa 1 saat boyunca 80\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n100%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.3-0.6%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNoktasal kap\u0131; s\u0131cak yolluk (\u0131s\u0131tmal\u0131 veya yal\u0131t\u0131ml\u0131); k\u00fc\u00e7\u00fck kesit yeterli<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n\u00d6zel temizli\u011fe gerek yok; PS s\u0131cakl\u0131k art\u0131\u015f\u0131na dayan\u0131kl\u0131d\u0131r.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; d\u00fcz nozul, \u00e7ek valf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

D\u00fc\u015f\u00fck geri bas\u0131n\u00e7, hava hapsini \u00f6nleyerek iz olu\u015fmas\u0131n\u0131 engeller. Yava\u015f plastikle\u015ftirme, y\u00fcksek parlakl\u0131kta par\u00e7alar i\u00e7in iyi erime kalitesi sa\u011flar. Yanmay\u0131 \u00f6nlemek i\u00e7in kal\u0131plar\u0131 uygun \u015fekilde havaland\u0131r\u0131n.<\/p>\n<\/section>\n

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Plastikle\u015ftirilmemi\u015f Polivinil Klor\u00fcr (PVC-U)<\/h2>\n

PVC-U, iyi kimyasal dirence ve alev geciktirici \u00f6zelli\u011fe sahip sert, amorf bir polimerdir. Borularda, ba\u011flant\u0131 par\u00e7alar\u0131nda ve profillerde kullan\u0131l\u0131r. \u0130\u015flenmesi \u0131s\u0131ya duyarl\u0131d\u0131r ve bozulmay\u0131 \u00f6nlemek i\u00e7in d\u00fc\u015f\u00fck kesme kuvveti gerektirir.<\/p>\n

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<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 140-160\u00b0C; B\u00f6lge 2: 165-180\u00b0C; B\u00f6lge 3-5: 180-210\u00b0C; Meme: 180-210\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n210-220\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n30-60\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-160 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n40-60% enjeksiyon bas\u0131nc\u0131; par\u00e7a ve giri\u015f noktas\u0131na ba\u011fl\u0131 olarak<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n30 MPa'ya kadar<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nKesme kuvvetini \u00f6nlemek i\u00e7in d\u00fc\u015f\u00fck ayar; kenarlar veya a\u015f\u0131nmaya yatk\u0131n alanlar i\u00e7in gerekirse \u00e7ok a\u015famal\u0131 ayar.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\nM\u00fcmk\u00fcn olan en d\u00fc\u015f\u00fck de\u011fer; 0,2 m\/s'ye kadar do\u011frusal h\u0131z; gerekirse plastikle\u015fmeyi geciktirin.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n1.0-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n1-5 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nUygunsuz ko\u015fullarda saklan\u0131rsa 1 saat boyunca 70\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\nIs\u0131l bozulma yoksa izin verilir.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.5-0.7%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nDirekt, yelpaze veya diyaframl\u0131 kap\u0131; k\u00fc\u00e7\u00fck par\u00e7alar i\u00e7in nokta kap\u0131; yuvarlak ge\u00e7i\u015fler<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nIs\u0131tmay\u0131 kapat\u0131n; eriyi\u011fin 2-3 dakika beklemesine izin verin, ard\u0131ndan yava\u015f\u00e7a s\u0131k\u0131n; hazne 160\u00b0C'ye ula\u015fana kadar tekrarlay\u0131n, ard\u0131ndan bo\u015falt\u0131n.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nSert PVC vida; \u0131s\u0131tma\/so\u011futma \u00f6zellikli g\u00f6vde; oluklu vida ba\u015f\u0131; d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Is\u0131 hassasiyeti nedeniyle, vida s\u00fcrt\u00fcnmesinden kaynaklanan \u0131s\u0131, namlu \u0131s\u0131nmas\u0131na tercih edilir. S\u0131k\u0131 bir uyum i\u00e7in minimum namlu bo\u015flu\u011fu sa\u011flay\u0131n. Renk de\u011fi\u015fimi veya koku gibi bozulma belirtilerini izleyin.<\/p>\n<\/section>\n

\n

Plastikle\u015ftirilmi\u015f Polivinil Klor\u00fcr (P-PVC)<\/h2>\n

P-PVC, iyi hava ko\u015fullar\u0131na dayan\u0131kl\u0131l\u0131k ve elektriksel yal\u0131t\u0131m \u00f6zelliklerine sahip esnek bir malzemedir. Kablolarda, hortumlarda ve contalarda kullan\u0131l\u0131r. Esnekli\u011fini korumak i\u00e7in PVC-U'ya g\u00f6re daha d\u00fc\u015f\u00fck s\u0131cakl\u0131klarda i\u015flenir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 140-160\u00b0C; B\u00f6lge 2: 150-180\u00b0C; B\u00f6lge 3-5: 160-220\u00b0C; Meme: 160-220\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n200-220\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n30-50\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-120 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-60% enjeksiyon bas\u0131nc\u0131<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\n\u0130yi bir y\u00fczey i\u00e7in \u00e7ok h\u0131zl\u0131 olmamal\u0131; gerekirse \u00e7ok a\u015famal\u0131 olmal\u0131.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\nOrta; 0,5 m\/s'ye kadar do\u011frusal h\u0131z<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n1.0-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nGerekli de\u011fil; k\u00f6t\u00fc ko\u015fullarda sakland\u0131ysa 1 saat boyunca 70\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\nIs\u0131l bozulma yoksa izin verilir.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n1-2.5%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nK\u00fc\u00e7\u00fck par\u00e7alar i\u00e7in noktal\u0131 ge\u00e7it; yuvarlak ge\u00e7i\u015fler<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nKapal\u0131 \u0131s\u0131tma; geri bas\u0131n\u00e7 yok, ekstr\u00fczyon d\u00f6ng\u00fcleri<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Y\u00fczey kalitesinin bozulmas\u0131n\u0131 \u00f6nlemek i\u00e7in y\u00fcksek h\u0131zlardan ka\u00e7\u0131n\u0131n. Depolama s\u0131ras\u0131nda plastikle\u015ftirici g\u00f6\u00e7\u00fcn\u00fc izleyin. Dayan\u0131kl\u0131l\u0131k gerektiren esnek uygulamalar i\u00e7in kullan\u0131n.<\/p>\n<\/section>\n

\n

Poliamid 6 (PA6)<\/h2>\n

PA6, y\u00fcksek tokluk, a\u015f\u0131nma direnci ve nem emme \u00f6zelli\u011fine sahip yar\u0131 kristal yap\u0131l\u0131 bir poliamiddir. Di\u015flilerde, rulmanlarda ve otomotiv par\u00e7alar\u0131nda kullan\u0131l\u0131r. \u0130\u015fleme s\u0131ras\u0131nda, tutarl\u0131 \u00f6zellikler elde etmek i\u00e7in nemi kontrol etmek amac\u0131yla kurutma i\u015flemi gereklidir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 60-90\u00b0C; B\u00f6lge 1-2: 230-240\u00b0C; B\u00f6lge 3-5: 240-250\u00b0C; Meme: 230-240\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n240-250\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n60-100\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-160 MPa (ince ve uzun borular i\u00e7in 180 MPa'ya kadar)<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n50% enjeksiyon bas\u0131nc\u0131; k\u0131sa s\u00fcre<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n2-8 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nH\u0131zl\u0131; yanmay\u0131 \u00f6nlemek i\u00e7in iyi havaland\u0131rma<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n1 m\/s'ye kadar; so\u011futmaya uygun d\u00fc\u015f\u00fck h\u0131z.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n80\u00b0C'de 4 saat; nem <0,25%<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n10%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.7-2.0%; 0.3-0.8%, 30% cam elyaf\u0131 ile<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNokta, gizli, yelpaze, direkt; so\u011fuk s\u00fcm\u00fckl\u00fc b\u00f6cek i\u00e7in k\u00f6r cepler; kapal\u0131 devre kontrol\u00fcne sahip h\u0131zl\u0131 ko\u015fucu<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nTemizlik gerektirmez; erime s\u00fcresi 20 dakikaya kadar.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nY\u00fcksek plastikle\u015ftirme kapasitesine sahip standart vida; kontrol halkas\u0131, d\u00fcz nozul; cam elyaf takviyeli \u00e7ift metal g\u00f6vde<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Yava\u015f so\u011futma, kal\u0131ptan sonraki b\u00fcz\u00fclmeyi ve i\u00e7 gerilimi azalt\u0131r. Gerekirse tavlama i\u00e7in buhar kullan\u0131n. Gerilimi \u00e7\u00f6z\u00fcc\u00fclerle kontrol edin. Cam elyaf takviyeli \u00fcr\u00fcnler i\u00e7in a\u015f\u0131nmaya dayan\u0131kl\u0131 ekipman kullan\u0131n.<\/p>\n<\/section>\n

\n

Poliamid 66 (PA66)<\/h2>\n

PA66, PA6'ya g\u00f6re daha y\u00fcksek erime noktas\u0131 ve sertli\u011fe sahip olup iyi bir \u0131s\u0131 direncine sahiptir. Motor kaputu alt\u0131ndaki otomotiv bile\u015fenlerinde ve elektrik konekt\u00f6rlerinde kullan\u0131l\u0131r. Hidrolizi \u00f6nlemek i\u00e7in kurutulmas\u0131 \u015fartt\u0131r.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 60-90\u00b0C; B\u00f6lge 1-2: 260-290\u00b0C; B\u00f6lge 3-5: 280-290\u00b0C; Meme: 280-290\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n270-290\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n60-100\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-160 MPa (ince ve uzun borular i\u00e7in 180 MPa'ya kadar)<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n50% enjeksiyon bas\u0131nc\u0131; k\u0131sa s\u00fcre<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n2-8 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nH\u0131zl\u0131; yanmay\u0131 \u00f6nlemek i\u00e7in iyi havaland\u0131rma<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n1 m\/s'ye kadar; so\u011futmaya uygun d\u00fc\u015f\u00fck h\u0131z.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n80\u00b0C'de 4 saat; nem <0,25%<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n10%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.7-2.0%; 0.4-0.7%, 30% cam elyaf\u0131 ile<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNokta, gizli, yelpaze, direkt; so\u011fuk s\u00fcm\u00fckl\u00fc b\u00f6cek i\u00e7in k\u00f6r cepler; kapal\u0131 devre kontrol\u00fcne sahip h\u0131zl\u0131 ko\u015fucu<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nTemizlik gerektirmez; erime s\u00fcresi 20 dakikaya kadar.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nY\u00fcksek plastikle\u015ftirme kapasitesine sahip standart vida; kontrol halkas\u0131, d\u00fcz nozul; cam elyaf takviyeli \u00e7ift metal g\u00f6vde<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Kademeli so\u011futma, boyutsal stabiliteyi art\u0131r\u0131r. Cam elyaf takviyeli \u00fcr\u00fcnler i\u00e7in, daha y\u00fcksek kal\u0131p s\u0131cakl\u0131klar\u0131 y\u00fczey kalitesini iyile\u015ftirir. Neme dayan\u0131kl\u0131 kaplarda saklay\u0131n.<\/p>\n<\/section>\n

\n

Polib\u00fctilen Tereftalat (PBT)<\/h2>\n

PBT, m\u00fckemmel elektriksel yal\u0131t\u0131m ve kimyasal dirence sahip yar\u0131 kristal yap\u0131l\u0131 bir polyesterdir. Elektrik konekt\u00f6rlerinde ve otomotiv par\u00e7alar\u0131nda kullan\u0131l\u0131r. Bozulmay\u0131 \u00f6nlemek i\u00e7in i\u015fleme dar s\u0131cakl\u0131k aral\u0131klar\u0131nda ger\u00e7ekle\u015ftirilir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 50-70\u00b0C; B\u00f6lge 1: 230-250\u00b0C; B\u00f6lge 2: 240-260\u00b0C; B\u00f6lge 3-5: 250-260\u00b0C; Meme: 250-260\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n250-260\u00b0C; dar aral\u0131k, 240\u00b0C'nin alt\u0131nda yo\u011funla\u015f\u0131r, 270\u00b0C'nin \u00fczerinde bozulur.<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n60-80\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-140 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n50-60% enjeksiyon bas\u0131nc\u0131<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa; s\u00fcrt\u00fcnme \u0131s\u0131s\u0131ndan ka\u00e7\u0131n\u0131n<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nH\u0131zl\u0131 kat\u0131la\u015fma nedeniyle y\u00fcksek; yanmay\u0131 \u00f6nlemek i\u00e7in iyi havaland\u0131rma.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,5 m\/s'ye kadar<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-5 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n120\u00b0C'de 4 saat<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\nAlev geciktirici i\u00e7in 10%'ye kadar; alev geciktirici olmayan i\u00e7in 20%; \u00f6nceden kurutulmu\u015f, bozulma yok.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n1.4-2.0%; 0.4-0.6%, 30% cam elyaf\u0131 ile; daha y\u00fcksek kal\u0131p s\u0131cakl\u0131\u011f\u0131 b\u00fcz\u00fclmeyi art\u0131r\u0131r<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nCam dolu kaplar i\u00e7in do\u011frudan\/noktasal \u0131s\u0131tmadan ka\u00e7\u0131n\u0131n; kapal\u0131 devre kontroll\u00fc s\u0131cak yolluk sistemi kullan\u0131n.<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nIs\u0131tmay\u0131 kapat\u0131n; bo\u015falana kadar ekstr\u00fczyon yap\u0131n; kabarc\u0131k kalmayana kadar temizleme i\u015flemine yeniden ba\u015flay\u0131n.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

A\u015f\u0131r\u0131 \u0131s\u0131nmay\u0131 \u00f6nlemek i\u00e7in bekleme s\u00fcresini <0,5 dakika ile s\u0131n\u0131rlay\u0131n. Alev geciktirici kaliteler i\u00e7in daha d\u00fc\u015f\u00fck geri kazan\u0131m oranlar\u0131 ge\u00e7erlidir. Y\u00fcksek kristalle\u015fme oran\u0131 h\u0131zl\u0131 dolum gerektirir.<\/p>\n<\/section>\n

\n

Polietilen Tereftalat (PET)<\/h2>\n

PET, y\u00fcksek mukavemet ve bariyer \u00f6zelliklerine sahip yar\u0131 kristal yap\u0131l\u0131 bir polyesterdir. \u015ei\u015fe ve elyaf \u00fcretiminde kullan\u0131l\u0131r. Hidrolizi \u00f6nlemek i\u00e7in i\u015flenmesi s\u0131k\u0131 kurutma gerektirir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 50-70\u00b0C; B\u00f6lge 1-2: 240-260\u00b0C; B\u00f6lge 3-5: 250-290\u00b0C; Meme: 250-290\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n270-280\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n120-140\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n\u0130nce kesitler i\u00e7in 160 MPa'ya kadar.<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n50-70% enjeksiyon bas\u0131nc\u0131; stresi en aza indirmek i\u00e7in zaman\u0131 ayarlay\u0131n.<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa; s\u00fcrt\u00fcnme \u0131s\u0131s\u0131ndan ka\u00e7\u0131n\u0131n<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nH\u0131zl\u0131 kat\u0131la\u015fma nedeniyle y\u00fcksek; iyi havaland\u0131rma<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,5 m\/s'ye kadar<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-5 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n120\u00b0C'de 4 saat<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n20%'ye kadar; \u00f6nceden kurutulmu\u015f, bozulma yok.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n1.2-2.0%; 30% cam elyaf\u0131 ile 0.4%; kal\u0131p s\u0131cakl\u0131\u011f\u0131na ve bekleme s\u00fcresine ba\u011fl\u0131 olarak de\u011fi\u015fir.<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nHerhangi bir standart; kapal\u0131 devre kontrol\u00fcne sahip s\u0131cak yolluklu sistem<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nIs\u0131tmay\u0131 kapat\u0131n; bo\u015falana kadar s\u0131k\u0131n; malzeme de\u011fi\u015ftiriliyorsa PE veya PP ile temizleyin.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Y\u00fcksek kal\u0131p s\u0131cakl\u0131klar\u0131 kristalle\u015fmeyi te\u015fvik eder. Bekleme s\u00fcresini 0,5 dakikadan az tutun. Kristalle\u015fmeyen kaliteler i\u00e7in daha uzun s\u00fcre bekletme, darbe dayan\u0131m\u0131n\u0131 azalt\u0131r.<\/p>\n<\/section>\n

\n

Polikarbonat (PC)<\/h2>\n

PC, y\u00fcksek darbe dayan\u0131m\u0131 ve \u015feffafl\u0131\u011fa sahip amorf bir termoplastiktir. Lenslerde, kasklarda ve elektronik cihazlarda kullan\u0131l\u0131r. Y\u00fcksek viskozitesi nedeniyle i\u015flenmesi y\u00fcksek bas\u0131n\u00e7 gerektirir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 70-90\u00b0C; B\u00f6lge 1: 230-270\u00b0C; B\u00f6lge 2: 260-310\u00b0C; B\u00f6lge 3-4: 280-310\u00b0C; B\u00f6lge 5: 290-320\u00b0C; Meme: 300-320\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n250-310\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n80-110\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n130-180 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\nEnjeksiyon bas\u0131nc\u0131n\u0131n 40-60% de\u011feri; stresi azaltmak i\u00e7in daha d\u00fc\u015f\u00fck de\u011fer.<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n10-15 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nAk\u0131\u015f uzunlu\u011funa ve kal\u0131nl\u0131\u011f\u0131na ba\u011fl\u0131 olarak; ince duvarlar i\u00e7in h\u0131zl\u0131, y\u00fczey kalitesi i\u00e7in \u00e7ok a\u015famal\u0131 yava\u015f i\u015flem.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,6 m\/s'ye kadar; plastikle\u015fmeyi so\u011futmaya g\u00f6re ayarlay\u0131n.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-5 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n120\u00b0C'de 3 saat; nem <0,02%<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n20%'ye kadar<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.6-0.8%; 0.2-0.4% caml\u0131<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nMaksimum duvar kal\u0131nl\u0131\u011f\u0131 1,2 mm olan kap\u0131 \u00e7ap\u0131 60-70%; k\u00fc\u00e7\u00fck, d\u00fczg\u00fcn duvarlar i\u00e7in ideal nokta.<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n200\u00b0C'ye kadar hava \u00fcfleyin; y\u00fcksek viskoziteli PE ile temizleyin, viday\u0131 \u00e7\u0131kar\u0131n ve f\u0131r\u00e7alay\u0131n.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Viskozite i\u00e7in y\u00fcksek torklu vidalar gereklidir. Daha d\u00fc\u015f\u00fck tutma kuvveti gerilimi azalt\u0131r. Optik netlik i\u00e7in iyice kurutun.<\/p>\n<\/section>\n

\n

Akrilonitril B\u00fctadien Stiren (ABS)<\/h2>\n

ABS, iyi darbe dayan\u0131m\u0131 ve y\u00fczey kalitesine sahip amorf bir terpolimerdir. Otomotiv i\u00e7 mekanlar\u0131nda ve elektronikte kullan\u0131l\u0131r. \u0130\u015fleme amac\u0131 y\u00fcksek parlakl\u0131k ve g\u00fc\u00e7l\u00fc kaynak hatlar\u0131 elde etmektir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 40-60\u00b0C; B\u00f6lge 1: 160-180\u00b0C; B\u00f6lge 2: 180-230\u00b0C; B\u00f6lge 3-5: 210-260\u00b0C; Meme: 210-260\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n220-250\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n40-80\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-150 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-60% enjeksiyon bas\u0131nc\u0131; k\u0131sa s\u00fcre<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-15 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nParlakl\u0131k i\u00e7in yava\u015ftan h\u0131zl\u0131ya \u00e7ok a\u015famal\u0131 kaynak, minimum kaynak \u00e7izgileri; ak\u0131\u015f birle\u015fim noktalar\u0131nda havaland\u0131rma<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,6 m\/s'ye kadar; so\u011futmaya uygun d\u00fc\u015f\u00fck h\u0131z.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-4D<\/td>\n<\/tr>\n
Minder<\/td>\n2-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n\u0130ste\u011fe ba\u011fl\u0131; nemli ise, \u00e7izgi veya kabarc\u0131k olu\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in 3 saat boyunca 80\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n30%'ye kadar; bozulma yok<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.4-0.7%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNoktasal kap\u0131, s\u0131cak yolluk; minimum duvar kal\u0131nl\u0131\u011f\u0131 0,7 mm<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n\u00d6zel bir temizli\u011fe gerek yok.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u00c7ok a\u015famal\u0131 enjeksiyon, y\u00fczey ve kaynak mukavemetini art\u0131r\u0131r. Nemli ise, kusurlar\u0131 \u00f6nlemek i\u00e7in kuru tutun. Kaplamal\u0131 par\u00e7alar i\u00e7in uygundur.<\/p>\n<\/section>\n

\n

Akrilonitril B\u00fctadien Stiren\/Polikarbonat (ABS\/PC)<\/h2>\n

ABS\/PC kar\u0131\u015f\u0131m\u0131, ABS'nin dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 PC'nin \u0131s\u0131 direnciyle birle\u015ftirir. Otomotiv ve elektronik sekt\u00f6rlerinde kullan\u0131l\u0131r. \u0130\u015fleme s\u00fcreci, kar\u0131\u015f\u0131m\u0131n \u00f6zelliklerini dengeler.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 50-70\u00b0C; B\u00f6lge 1: 230-250\u00b0C; B\u00f6lge 2-5: 250-270\u00b0C; Meme: 250-270\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n260-270\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n70-90\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-150 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n40-50% enjeksiyon bas\u0131nc\u0131; minimum gerilim i\u00e7in d\u00fc\u015f\u00fck<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa; s\u00fcrt\u00fcnme \u0131s\u0131s\u0131ndan ka\u00e7\u0131n\u0131n<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nOrta; baz\u0131 k\u0131s\u0131mlarda yava\u015ftan h\u0131zl\u0131ya do\u011fru \u00e7ok a\u015famal\u0131.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,4 m\/s'ye kadar<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n1.0-3.0D<\/td>\n<\/tr>\n
Minder<\/td>\n2-5 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n80\u00b0C'de 4 saat<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n20%'ye kadar; \u00f6nceden kurutulmu\u015f, bozulma yok.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\nNeredeyse izotropik 0,5-0,7%; cam ile 0,2-0,4%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nHerhangi bir standart; kapal\u0131 devre kontrol\u00fcne sahip s\u0131cak yolluklu sistem<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nIs\u0131tmay\u0131 kapat\u0131n; namluyu temizlemek i\u00e7in ekstr\u00fczyon yap\u0131n.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida (50 mm \u00e7ap); daha b\u00fcy\u00fck boyutlar i\u00e7in d\u00fc\u015f\u00fck s\u0131k\u0131\u015ft\u0131rma; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Bekleme s\u00fcresini 6 dakikadan az tutun. B\u00fcy\u00fck vidalar i\u00e7in d\u00fc\u015f\u00fck s\u0131k\u0131\u015ft\u0131rma geometrileri kullan\u0131n. Darbe ve \u0131s\u0131 direnci gerektiren par\u00e7alar i\u00e7in idealdir.<\/p>\n<\/section>\n

\n

Stiren Akrilonitril (SAN)<\/h2>\n

SAN, y\u00fcksek \u015feffafl\u0131k ve sertli\u011fe sahip amorf bir kopolimerdir. Ev e\u015fyalar\u0131 ve kozmetik \u00fcr\u00fcnlerinde kullan\u0131l\u0131r. \u0130\u015fleme, parlakl\u0131k ve dayan\u0131kl\u0131l\u0131k i\u00e7in h\u0131zl\u0131 enjeksiyona odaklan\u0131r.<\/p>\n

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\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-50\u00b0C; B\u00f6lge 1: 160-180\u00b0C; B\u00f6lge 2: 180-230\u00b0C; B\u00f6lge 3-4: 210-260\u00b0C; B\u00f6lge 5: 220-260\u00b0C; Meme: 220-260\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n220-250\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n40-80\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-150 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n30-40% enjeksiyon bas\u0131nc\u0131; k\u0131sa s\u00fcre<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-15 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nParlakl\u0131k, renk ve minimum kaynak \u00e7izgileri i\u00e7in h\u0131zl\u0131<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,6 m\/s'ye kadar; so\u011futmaya uygun d\u00fc\u015f\u00fck h\u0131z; orta tork<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0,5-4,0D<\/td>\n<\/tr>\n
Minder<\/td>\n2-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nNemli ise 4 saat boyunca 80\u00b0C'de<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n30%'ye kadar; y\u00fcksek kalite i\u00e7in bozulma yok.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.4-0.7%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nHerhangi bir standart ve s\u0131cak yolluk<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\n\u00d6zel bir temizli\u011fe gerek yok.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Y\u00fczey kusurlar\u0131n\u0131 \u00f6nlemek i\u00e7in kuru halde b\u0131rak\u0131n. H\u0131zl\u0131 enjeksiyon esteti\u011fi art\u0131r\u0131r. \u015eeffaf uygulamalar i\u00e7in uygundur.<\/p>\n<\/section>\n

\n

Polimetil Metakrilat (PMMA)<\/h2>\n

PMMA, m\u00fckemmel optik \u015feffafl\u0131\u011fa ve hava ko\u015fullar\u0131na dayan\u0131kl\u0131l\u0131\u011fa sahip amorf bir polimerdir. Lenslerde ve ekranlarda kullan\u0131l\u0131r. Kal\u0131n par\u00e7alar\u0131n i\u015flenmesi y\u00fcksek bas\u0131n\u00e7 ve d\u00fc\u015f\u00fck h\u0131zlar gerektirir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 60-80\u00b0C; B\u00f6lge 1: 150-200\u00b0C; B\u00f6lge 2: 180-220\u00b0C; B\u00f6lge 3-5: 200-250\u00b0C; Meme: 200-250\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n220-250\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n40-80\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-170 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n40-60% enjeksiyon bas\u0131nc\u0131; kal\u0131n par\u00e7alar i\u00e7in uzun s\u00fcre (2-3 dk)<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n10-30 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nKal\u0131nl\u0131k i\u00e7in d\u00fc\u015f\u00fck; kalite i\u00e7in kap\u0131ya yak\u0131n yava\u015ftan h\u0131zl\u0131ya \u00e7ok a\u015famal\u0131.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\nSo\u011fumaya uyum sa\u011flamak i\u00e7in yava\u015f; 0,6 m\/s'ye kadar.<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n80\u00b0C'de 4 saat; y\u00fcksek emilim<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\nKurutulup renklendirildikten sonra izin verilir; optik kalitesi d\u00fc\u015fer.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.3-0.7%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nB\u00fcy\u00fck kap\u0131lar; k\u0131sa yuvarlak veya kare kesitli; keskin kenarlardan ka\u00e7\u0131n\u0131lmal\u0131.<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nTemizlik gerekmiyor<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; optik i\u00e7in \u00f6zel; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Y\u00fcksek geri bas\u0131n\u00e7 bo\u015fluklar\u0131n olu\u015fmas\u0131n\u0131 \u00f6nler. Netlik i\u00e7in iyice kurutun. Lensler i\u00e7in uzun s\u00fcre bekletme homojenli\u011fi sa\u011flar.<\/p>\n<\/section>\n

\n

Polioksimetilen (POM)<\/h2>\n

POM, d\u00fc\u015f\u00fck s\u00fcrt\u00fcnme ve y\u00fcksek sertli\u011fe sahip yar\u0131 kristal yap\u0131l\u0131 bir asetaldir. Di\u015flilerde ve ba\u011flant\u0131 elemanlar\u0131nda kullan\u0131l\u0131r. \u0130\u015fleme, hassas par\u00e7alar i\u00e7in istikrarl\u0131 b\u00fcz\u00fclmeye odaklan\u0131r.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 40-50\u00b0C; B\u00f6lge 1: 160-180\u00b0C; B\u00f6lge 2: 180-205\u00b0C; B\u00f6lge 3: 185-205\u00b0C; B\u00f6lge 4-5: 195-215\u00b0C; Meme: 200-250\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n205-215\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n40-120\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-150 MPa; 100 kal\u0131n, 150 ince i\u00e7in.<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n80-100 MPa; minimum b\u00fcz\u00fclme i\u00e7in uzun s\u00fcre (~30% d\u00f6ng\u00fcs\u00fc)<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nOrta; g\u00f6zenek olu\u015fumunu \u00f6nlemek i\u00e7in d\u00fc\u015f\u00fck kal\u0131plama\/erime s\u0131cakl\u0131\u011f\u0131nda d\u00fc\u015f\u00fck s\u0131cakl\u0131k yeterli.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\n0,7 m\/s'ye kadar; so\u011futmaya uygun; orta tork<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n2-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\nGerekli de\u011fil; nemli ise 4 saat boyunca 100\u00b0C'de \u0131s\u0131t\u0131n.<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n100% genel kullan\u0131m i\u00e7in; 20% hassas kullan\u0131m i\u00e7in.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n~2%; 24 saat sonra durur<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nK\u00fc\u00e7\u00fck \u00fcniforma i\u00e7in puan; maksimum duvar y\u00fcksekli\u011fi 50-60%; engellere kar\u015f\u0131; h\u0131zl\u0131 ko\u015fucu m\u00fcmk\u00fcn.<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nBiti\u015ften 5-10 dakika \u00f6nce \u0131s\u0131tmay\u0131 kapat\u0131n; geri bas\u0131nc\u0131 s\u0131f\u0131rlay\u0131n, bo\u015falt\u0131n; PA veya PC ile, ard\u0131ndan PE ile temizleyin.<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Sabit boyutlar i\u00e7in tutma i\u015flemini optimize edin. Hassasiyet i\u00e7in, minimum b\u00fcz\u00fclme i\u00e7in par\u00e7a a\u011f\u0131rl\u0131\u011f\u0131n\u0131 100%'ye kadar izleyin. \u0130yi havaland\u0131r\u0131n.<\/p>\n<\/section>\n

\n

Sel\u00fcloz Asetat (CA)<\/h2>\n

CA, iyi \u015feffafl\u0131k ve dayan\u0131kl\u0131l\u0131\u011fa sahip, biyolojik olarak par\u00e7alanabilen amorf bir polimerdir. G\u00f6zl\u00fck \u00e7er\u00e7evelerinde ve aletlerde kullan\u0131l\u0131r. \u0130\u015flemesi neme ve \u0131s\u0131ya kar\u015f\u0131 hassast\u0131r.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 30-40\u00b0C; B\u00f6lge 1: 140-160\u00b0C; B\u00f6lge 2: 160-185\u00b0C; B\u00f6lge 3-5: 170-200\u00b0C; Meme: 170-200\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n200-210\u00b0C; \u00e7ok y\u00fcksek s\u0131cakl\u0131kta renk de\u011fi\u015fimi, \u00e7ok d\u00fc\u015f\u00fck s\u0131cakl\u0131kta parlakl\u0131k kayb\u0131 olur.<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n40-80\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n80-120 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n40-100% enjeksiyon bas\u0131nc\u0131; gerilimi \u00f6nlemek i\u00e7in kal\u0131n olan uzun k\u0131s\u0131m<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n5-10 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\n\u0130nce hamur i\u00e7in h\u0131zl\u0131, kal\u0131n hamur i\u00e7in yava\u015f<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\nOrta; 0,6 m\/s'ye kadar<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n1.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n3-8 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n70\u00b0C'de 3 saat<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\n20%'ye kadar; \u00f6nceden kurutulmu\u015f, bozulma yok.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0,4-0,7%; anizotropik (0,4% ak\u0131\u015f, 0,6-0,7% enine)<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nNoktasal\/gizli; p\u00fcsk\u00fcrmeyi \u00f6nlemek i\u00e7in yayl\u0131 ejekt\u00f6rler<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nKapal\u0131 \u0131s\u0131tma; geri bas\u0131n\u00e7 yok, bo\u015faltmak i\u00e7in ekstr\u00fczyon<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; gerekirse \u00f6zel vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Duvar kal\u0131nl\u0131\u011f\u0131na g\u00f6re h\u0131z\u0131 ayarlay\u0131n. Kusurlar\u0131 \u00f6nlemek i\u00e7in kuru tutun. Biyolojik bazl\u0131 uygulamalar i\u00e7in uygundur.<\/p>\n<\/section>\n

\n

Polifenilen Oksit (PPO)<\/h2>\n

PPO, y\u00fcksek \u0131s\u0131 direncine ve boyutsal kararl\u0131l\u0131\u011fa sahip amorf bir m\u00fchendislik plasti\u011fidir. Pompalarda ve vanalarda kullan\u0131l\u0131r. \u0130\u015fleme, uzun mesafeler i\u00e7in iyi bir ak\u0131\u015f gerektirir.<\/p>\n

\n
\n
\n
<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fer<\/th>\n<\/tr>\n<\/thead>\n
Varil S\u0131cakl\u0131\u011f\u0131<\/td>\nBesleme: 40-60\u00b0C; B\u00f6lge 1: 240-280\u00b0C; B\u00f6lge 2-5: 280-300\u00b0C; Meme: 280-300\u00b0C<\/td>\n<\/tr>\n
Erime S\u0131cakl\u0131\u011f\u0131<\/td>\n270-290\u00b0C<\/td>\n<\/tr>\n
Kal\u0131p S\u0131cakl\u0131\u011f\u0131<\/td>\n80-120\u00b0C<\/td>\n<\/tr>\n
Enjeksiyon Bas\u0131nc\u0131<\/td>\n100-140 MPa<\/td>\n<\/tr>\n
Bas\u0131nc\u0131 Tutma<\/td>\n40-60% enjeksiyon bas\u0131nc\u0131<\/td>\n<\/tr>\n
Geri Bas\u0131n\u00e7<\/td>\n3-10 MPa<\/td>\n<\/tr>\n
Enjeksiyon H\u0131z\u0131<\/td>\nUzun s\u00fcreli ak\u0131\u015flar i\u00e7in h\u0131zl\u0131; havaland\u0131rmay\u0131 sa\u011flay\u0131n.<\/td>\n<\/tr>\n
Vida H\u0131z\u0131<\/td>\nOrta; 0,6 m\/s'ye kadar<\/td>\n<\/tr>\n
\u00d6l\u00e7\u00fcm Vuru\u015fu<\/td>\n0.5-3.5D<\/td>\n<\/tr>\n
Minder<\/td>\n3-6 mm<\/td>\n<\/tr>\n
\u00d6n Kurutma<\/td>\n110\u00b0C'de 2 saat<\/td>\n<\/tr>\n
Kurtarma Oran\u0131<\/td>\nBozulma yoksa izin verilir.<\/td>\n<\/tr>\n
B\u00fcz\u00fclme<\/td>\n0.8-1.5%<\/td>\n<\/tr>\n
Kap\u0131 Sistemi<\/td>\nK\u00fc\u00e7\u00fckler i\u00e7in nokta\/gizli; di\u011ferleri i\u00e7in do\u011frudan\/yelpaze; s\u0131cak ak\u0131\u015fl\u0131<\/td>\n<\/tr>\n
Makine Kapatma<\/td>\nIs\u0131tmay\u0131 kapat\u0131n; d\u00fc\u015f\u00fck geri bas\u0131n\u00e7, bo\u015faltmak i\u00e7in \u00f6l\u00e7\u00fcm d\u00f6ng\u00fcleri<\/td>\n<\/tr>\n
Te\u00e7hizat<\/td>\nStandart vida; kontrol halkas\u0131, d\u00fcz nozul<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Uzun s\u00fcreli ak\u0131\u015flar i\u00e7in iyi havaland\u0131rma sa\u011flar. Hidrolizi \u00f6nlemek i\u00e7in kuru kal\u0131r. Y\u00fcksek \u0131s\u0131 uygulamalar\u0131 i\u00e7in idealdir.<\/p>\n<\/section>\n

\n

Pratik Uygulamalar ve K\u0131lavuzlar<\/h2>\n

Enjeksiyon kal\u0131plama parametreleri, belirli uygulamalara g\u00f6re uyarlanmal\u0131d\u0131r. HDPE veya PP ile ambalajlamada, y\u00fcksek h\u0131zlar ve ak\u00fcm\u00fclat\u00f6rler ince duvar dolumunu sa\u011flar. PA66 veya PBT ile otomotiv sekt\u00f6r\u00fcnde, y\u00fcksek kal\u0131p s\u0131cakl\u0131klar\u0131 mekanik \u00f6zellikleri art\u0131r\u0131r. PMMA veya PC ile optik sekt\u00f6r\u00fcnde ise, s\u0131k\u0131 kurutma ve d\u00fc\u015f\u00fck h\u0131zlar kusurlar\u0131 en aza indirir.<\/p>\n

Y\u00f6nergeler, PA ve PET gibi higroskopik malzemeler i\u00e7in nemin izlenmesini, s\u0131cak yolluklar i\u00e7in kapal\u0131 devre kontrollerinin kullan\u0131lmas\u0131n\u0131 ve optimizasyon i\u00e7in Deney Tasar\u0131m\u0131 (DOE) yap\u0131lmas\u0131n\u0131 i\u00e7erir. G\u00fcvenlik \u00f6nlemleri, gaz birikimini \u00f6nlemek i\u00e7in uygun havaland\u0131rmay\u0131 ve kaliteyi tehlikeye atmadan geri kazan\u0131m oranlar\u0131n\u0131 en \u00fcst d\u00fczeye \u00e7\u0131kararak s\u00fcrd\u00fcr\u00fclebilirli\u011fi i\u00e7erir.<\/p>\n

    \n
  • Malzeme tedarik\u00e7isi \u00f6nerileriyle ba\u015flay\u0131n ve denemeler sonucunda ayarlamalar yap\u0131n.<\/li>\n
  • Parametrelerin ger\u00e7ek zamanl\u0131 kontrol\u00fc i\u00e7in proses izleme ara\u00e7lar\u0131n\u0131 kullan\u0131n.<\/li>\n
  • \u00c7al\u0131\u015fma d\u00f6ng\u00fclerinin tutarl\u0131 olmas\u0131 i\u00e7in makine kalibrasyonunun yap\u0131ld\u0131\u011f\u0131ndan emin olun.<\/li>\n
  • Amorf malzemelerde gerilimi azaltmak i\u00e7in a\u015f\u0131r\u0131 paketlemeden ka\u00e7\u0131n\u0131n.<\/li>\n
  • D\u00fczg\u00fcn s\u0131cakl\u0131k da\u011f\u0131l\u0131m\u0131 i\u00e7in so\u011futma kanallar\u0131 uygulay\u0131n.<\/li>\n<\/ul>\n

    Bu uygulamalar y\u00fcksek kaliteli par\u00e7alara, at\u0131k miktar\u0131n\u0131n azalmas\u0131na ve verimli \u00fcretime yol a\u00e7ar.<\/p>\n<\/section>\n

    \n

    S\u0131k\u00e7a Sorulan Sorular (SSS)<\/h2>\n
    \n
    PA6 ve PET gibi malzemeler i\u00e7in \u00f6n kurutma neden \u00f6nemlidir?<\/dt>\n
    Bu higroskopik malzemeler nemi emer ve i\u015fleme s\u0131ras\u0131nda hidrolize u\u011frayarak kabarc\u0131klar veya mukavemet azalmas\u0131 gibi kusurlara neden olur. <0,25% nem seviyesine kadar kurutma, kaliteyi garanti eder.<\/dd>\n<\/dl>\n
    \n
    PP kal\u0131plamada enjeksiyon h\u0131z\u0131 par\u00e7a kalitesini nas\u0131l etkiler?<\/dt>\n
    \u0130nce duvarlar i\u00e7in y\u00fcksek h\u0131zlar erken donmay\u0131 \u00f6nler; genel kullan\u0131m i\u00e7in orta h\u0131zlar ise kesme kaynakl\u0131 bozulmay\u0131 \u00f6nleyerek d\u00fczg\u00fcn dolum ve minimum batma izi sa\u011flar.<\/dd>\n<\/dl>\n
    \n
    Kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131n HDPE'deki b\u00fcz\u00fclme \u00fczerindeki etkisi nedir?<\/dt>\n
    Daha y\u00fcksek s\u0131cakl\u0131klar daha yava\u015f so\u011fumaya olanak tan\u0131yarak kristalle\u015fmeyi ve b\u00fcz\u00fclmeyi art\u0131r\u0131r (1.2-2.5%); boyutsal kararl\u0131l\u0131k kontrol\u00fc.<\/dd>\n<\/dl>\n
    \n
    PS i\u015fleminde \u00e7ok a\u015famal\u0131 enjeksiyon neden kullan\u0131l\u0131r?<\/dt>\n
    Karma\u015f\u0131k \u015fekiller i\u00e7in dolgu i\u015flemini optimize eder, y\u00fczey parlakl\u0131\u011f\u0131n\u0131 ve kaynak hatt\u0131 mukavemetini art\u0131r\u0131rken a\u015f\u0131r\u0131 dolguyu \u00f6nler.<\/dd>\n<\/dl>\n
    \n
    PVC-U kal\u0131plamada termal hassasiyet nas\u0131l ele al\u0131n\u0131r?<\/dt>\n
    Bozulmadan ka\u00e7\u0131nmak ve d\u00fczg\u00fcn erimeyi sa\u011flamak i\u00e7in d\u00fc\u015f\u00fck kesme h\u0131zlar\u0131, s\u00fcrt\u00fcnme \u0131s\u0131s\u0131 tercihi ve maksimum 30 MPa geri bas\u0131n\u00e7 kullan\u0131n.<\/dd>\n<\/dl>\n
    \n
    Cam elyaf takviyeli PA66 i\u00e7in hangi ayarlamalar yap\u0131lmal\u0131?<\/dt>\n
    A\u015f\u0131nma direnci i\u00e7in bimetalik namlular kullan\u0131n, y\u00fczey i\u015flemi i\u00e7in daha y\u00fcksek kal\u0131p s\u0131cakl\u0131klar\u0131 uygulay\u0131n ve b\u00fcz\u00fclmenin azald\u0131\u011f\u0131n\u0131 kontrol edin (0,4-0,7%).<\/dd>\n<\/dl>\n<\/section>","protected":false},"excerpt":{"rendered":"

    Introduction to Injection Molding Parameters Injection molding parameters are critical for achieving high-quality plastic parts with consistent properties. These parameters include barrel temperatures, melt temperatures, mold temperatures, injection pressures, holding pressures, back pressures, injection speeds, screw speeds, metering strokes, residual amounts, pre-drying conditions, recovery rates, shrinkage rates, gating systems, machine shutdown procedures, and equipment requirements. […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[220],"tags":[],"class_list":["post-5816","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/comments?post=5816"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5816\/revisions"}],"predecessor-version":[{"id":5818,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5816\/revisions\/5818"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/media?parent=5816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/categories?post=5816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/tags?post=5816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}