{"id":28480,"date":"2024-05-17T14:32:26","date_gmt":"2024-05-17T06:32:26","guid":{"rendered":"https:\/\/zetarmold.com\/?p=28480"},"modified":"2026-04-09T08:18:23","modified_gmt":"2026-04-09T00:18:23","slug":"enjeksi%cc%87yon-kaliplama-hatalari-ve-cozumleri%cc%87-2","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/tr\/enjeksi%cc%87yon-kaliplama-hatalari-ve-cozumleri%cc%87-2\/","title":{"rendered":"Enjeksiyon Kal\u0131plama Hatalar\u0131 ve \u00c7\u00f6z\u00fcmleri Nelerdir?"},"content":{"rendered":"

Enjeksiyon kal\u0131b\u0131<\/a>Enjeksiyon Kal\u0131plama Kusurlar\u0131 ve \u00c7\u00f6z\u00fcmleri Nelerdir? | ZetarMold<\/p>\n

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1. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde \u00c7atlama<\/h2>\n

\u00c7atlama, ipliksi \u00e7atlama, mikro \u00e7atlama, \u00fcst beyazlama, par\u00e7a y\u00fczeyinde \u00e7atlama ve par\u00e7an\u0131n kal\u0131p yap\u0131\u015fmas\u0131 ve ak\u0131\u015f kanal\u0131n\u0131n neden oldu\u011fu travma riskleri olarak ayr\u0131labilir. \u00c7atlama s\u00fcresine g\u00f6re, kal\u0131ptan \u00e7\u0131karma \u00e7atlamas\u0131 ve uygulama \u00e7atlamas\u0131 olarak ikiye ayr\u0131l\u0131r. Temel olarak a\u015fa\u011f\u0131daki nedenlerden dolay\u0131:<\/p>\n

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1.1 \u0130\u015fleme<\/h3>\n

\u2460 Bas\u0131n\u00e7 \u00e7ok y\u00fcksek, h\u0131z \u00e7ok h\u0131zl\u0131, dolum \u00e7ok fazla, enjeksiyon \u00e7ok uzun ve bas\u0131n\u00e7 tutma s\u00fcresi \u00e7ok uzunsa, a\u015f\u0131r\u0131 i\u00e7 gerilime ve \u00e7atlamaya neden olacakt\u0131r.<\/p>\n

\u2461 Par\u00e7alar\u0131n \u00e7ok h\u0131zl\u0131 bir \u015fekilde zorla \u00e7ekilerek kal\u0131ptan \u00e7\u0131kmas\u0131n\u0131 ve \u00e7atlamas\u0131n\u0131 \u00f6nlemek i\u00e7in kal\u0131p a\u00e7ma h\u0131z\u0131n\u0131 ve bas\u0131nc\u0131n\u0131 ayarlay\u0131n.<\/p>\n

\u2462 Par\u00e7alar\u0131n kolay kal\u0131ptan \u00e7\u0131kar\u0131lmas\u0131 i\u00e7in kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131 uygun \u015fekilde art\u0131r\u0131n ve ayr\u0131\u015fmay\u0131 \u00f6nlemek i\u00e7in malzeme s\u0131cakl\u0131\u011f\u0131n\u0131 uygun \u015fekilde d\u00fc\u015f\u00fcr\u00fcn.<\/p>\n

\u2463 Kaynak izleri ve plastik bozulma nedeniyle daha d\u00fc\u015f\u00fck mekanik mukavemet nedeniyle \u00e7atlamay\u0131 \u00f6nler.<\/p>\n

\u2464 Kal\u0131p ay\u0131r\u0131c\u0131lar\u0131 uygun \u015fekilde kullan\u0131n ve kal\u0131p y\u00fczeyine yap\u0131\u015fan aerosolleri ve di\u011fer maddeleri s\u0131k s\u0131k \u00e7\u0131karmaya dikkat edin.<\/p>\n

\u2465 Par\u00e7an\u0131n art\u0131k gerilimi, \u00e7atlak olu\u015fumunu azaltmak i\u00e7in kal\u0131plamadan hemen sonra tavlama \u0131s\u0131l i\u015flemi ile ortadan kald\u0131r\u0131labilir.<\/p>\n

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1.2 Kal\u0131p Y\u00f6nleri<\/h3>\n

\u2460 Ejeksiyon dengeli olmal\u0131d\u0131r. \u00d6rne\u011fin, ejekt\u00f6r pimlerinin say\u0131s\u0131 ve kesit alan\u0131 yeterli olmal\u0131, \u00e7ekim a\u00e7\u0131s\u0131 yeterli olmal\u0131 ve bo\u015fluk y\u00fczeyi, d\u0131\u015f kuvvetlerin neden oldu\u011fu f\u0131rlatma s\u0131ras\u0131nda art\u0131k gerilimin yo\u011funla\u015fmas\u0131 nedeniyle \u00e7atlamay\u0131 \u00f6nleyecek kadar p\u00fcr\u00fczs\u00fcz olmal\u0131d\u0131r.<\/p>\n

\u2461 Par\u00e7alar\u0131n yap\u0131s\u0131 \u00e7ok ince olmamal\u0131 ve keskin k\u00f6\u015feler ve pahlar\u0131n neden oldu\u011fu gerilim yo\u011funla\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in ge\u00e7i\u015f par\u00e7alar\u0131nda m\u00fcmk\u00fcn oldu\u011funca yay ge\u00e7i\u015fleri kullan\u0131lmal\u0131d\u0131r.<\/p>\n

\u2462 Kesici u\u00e7 ile bitmi\u015f \u00fcr\u00fcn aras\u0131ndaki farkl\u0131 b\u00fcz\u00fclme oranlar\u0131 nedeniyle i\u00e7 gerilimin artmas\u0131n\u0131 \u00f6nlemek i\u00e7in m\u00fcmk\u00fcn oldu\u011funca az metal kesici u\u00e7 kullan\u0131n.<\/p>\n

\u2463 Vakum negatif bas\u0131nc\u0131n\u0131n olu\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in derin tabanl\u0131 par\u00e7alar i\u00e7in uygun kal\u0131ptan \u00e7\u0131karma hava giri\u015fleri sa\u011flanmal\u0131d\u0131r.<\/p>\n

\u2464 Yolluk, yolluk malzemesinin kat\u0131la\u015fmaya zaman bulamadan kal\u0131ptan \u00e7\u0131kmas\u0131na izin verecek kadar b\u00fcy\u00fckt\u00fcr ve kal\u0131b\u0131n serbest b\u0131rak\u0131lmas\u0131n\u0131 kolayla\u015ft\u0131r\u0131r.<\/p>\n

\u2465 Ana ak\u0131\u015f burcu ile nozul aras\u0131ndaki ba\u011flant\u0131, so\u011fuk sert malzemenin s\u00fcr\u00fcklenmesini ve par\u00e7an\u0131n sabit kal\u0131ba yap\u0131\u015fmas\u0131na neden olmas\u0131n\u0131 \u00f6nlemelidir.<\/p>\n

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1.3 Malzemeler<\/h3>\n

\u2460 Geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclm\u00fc\u015f malzemelerin i\u00e7eri\u011fi \u00e7ok y\u00fcksektir, bu da par\u00e7alar\u0131 zay\u0131flat\u0131r.<\/p>\n

\u2461 Nem oran\u0131 \u00e7ok y\u00fcksekse, baz\u0131 plastikler su buhar\u0131 ile reaksiyona girerek zay\u0131flar ve \u00e7atlay\u0131p k\u0131r\u0131lmalar\u0131na neden olur.<\/p>\n

\u2462 Malzemenin kendisi i\u015flendi\u011fi ortam i\u00e7in uygun de\u011filse veya kalitesizse, kirlenme \u00e7atlamas\u0131na ve k\u0131r\u0131lmas\u0131na neden olacakt\u0131r.<\/p>\n

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1.4 Makine Y\u00f6nleri<\/h3>\n

Plastikle\u015ftirme kapasitesi enjeksiyon kal\u0131plama<\/a> makine uygun olmal\u0131d\u0131r. \u00c7ok k\u00fc\u00e7\u00fck olursa plastikle\u015fme yetersiz olur ve tam kar\u0131\u015fmaz ve k\u0131r\u0131lgan hale gelir. \u00c7ok b\u00fcy\u00fck olursa bozulur.<\/p>\n

2. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde Kabarc\u0131klar Olur<\/h2>\n

Kabarc\u0131klar (vakum kabarc\u0131klar\u0131), i\u00e7inde gaz\u0131n \u00e7ok ince oldu\u011fu vakum kabarc\u0131klar\u0131d\u0131r. Genel olarak konu\u015fmak gerekirse, kal\u0131p a\u00e7\u0131lma an\u0131nda kabarc\u0131klar bulunursa, bu bir gaz giri\u015fim problemidir. Vakum kabarc\u0131klar\u0131 plasti\u011fin yetersiz dolmas\u0131 veya d\u00fc\u015f\u00fck bas\u0131n\u00e7 nedeniyle olu\u015fur. Kal\u0131b\u0131n h\u0131zl\u0131 so\u011fumas\u0131 alt\u0131nda, bo\u015flukla temas eden yak\u0131t \u00e7ekilir ve hacim kayb\u0131na neden olur.<\/p>\n

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\u00c7\u00f6z\u00fcm<\/h3>\n

\u2460 Enjeksiyon enerjisini art\u0131r\u0131n: bas\u0131n\u00e7, h\u0131z, zaman ve malzeme hacmi ve kal\u0131b\u0131 doldurmak i\u00e7in geri bas\u0131nc\u0131 art\u0131r\u0131n.<\/p>\n

\u2461 Malzeme s\u0131cakl\u0131\u011f\u0131n\u0131 y\u00fckseltin ve d\u00fczg\u00fcn akmas\u0131n\u0131 sa\u011flay\u0131n. B\u00fcz\u00fclmeyi azaltmak i\u00e7in malzeme s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn ve kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131, \u00f6zellikle vakum kabarc\u0131\u011f\u0131n\u0131n olu\u015ftu\u011fu yerel kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131 art\u0131r\u0131n.<\/p>\n

\u2462 Nozul, yolluk ve ge\u00e7idin ak\u0131\u015f ko\u015fullar\u0131n\u0131 iyile\u015ftirmek ve bas\u0131n\u00e7 t\u00fcketimini azaltmak i\u00e7in ge\u00e7idi par\u00e7an\u0131n kal\u0131n k\u0131sm\u0131na yerle\u015ftirin.<\/p>\n

\u2463 K\u00fcf egzoz ko\u015fullar\u0131n\u0131 iyile\u015ftirin.<\/p>\n

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3. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde \u00c7\u00f6zg\u00fc Deformasyonu<\/h2>\n

Enjeksiyon kal\u0131pl\u0131 \u00fcr\u00fcnlerin deformasyonu, e\u011filmesi ve b\u00fck\u00fclmesi esas olarak plastik kal\u0131plama s\u0131ras\u0131nda ak\u0131\u015f y\u00f6n\u00fcndeki b\u00fcz\u00fclme oran\u0131n\u0131n dikey y\u00f6ndekinden daha b\u00fcy\u00fck olmas\u0131ndan kaynaklan\u0131r, bu da her y\u00f6nde farkl\u0131 b\u00fcz\u00fclme oranlar\u0131yla sonu\u00e7lan\u0131r ve par\u00e7alar\u0131n e\u011frilmesine neden olur. Buna ek olarak, enjeksiyon kal\u0131plama s\u0131ras\u0131nda ka\u00e7\u0131n\u0131lmaz kal\u0131p doldurma i\u015flemi nedeniyle, par\u00e7an\u0131n i\u00e7inde kalan ve \u00e7arp\u0131lmaya neden olan b\u00fcy\u00fck bir i\u00e7 gerilim vard\u0131r. Bunlar\u0131n hepsi y\u00fcksek stres y\u00f6neliminin neden oldu\u011fu deformasyonun belirtileridir. Bu nedenle, temelde kal\u0131p tasar\u0131m\u0131 par\u00e7alar\u0131n \u00e7arp\u0131lma e\u011filimini belirler. Kal\u0131plama ko\u015fullar\u0131n\u0131 de\u011fi\u015ftirerek bu e\u011filimi bast\u0131rmak \u00e7ok zordur. Sorunun nihai \u00e7\u00f6z\u00fcm\u00fc kal\u0131p tasar\u0131m\u0131 ve iyile\u015ftirmesi ile ba\u015flamal\u0131d\u0131r. Bu fenomen temel olarak a\u015fa\u011f\u0131daki hususlardan kaynaklanmaktad\u0131r:<\/p>\n

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3.1 Kal\u0131p Y\u00f6nleri<\/h3>\n

\u2460 T\u00fcm par\u00e7alar\u0131n kal\u0131nl\u0131\u011f\u0131n\u0131n ve kalitesinin tutarl\u0131 oldu\u011fundan emin olun.<\/p>\n

\u2461 Kal\u0131p bo\u015flu\u011funun t\u00fcm par\u00e7alar\u0131n\u0131n s\u0131cakl\u0131\u011f\u0131n\u0131n tutarl\u0131 olmas\u0131n\u0131 sa\u011flamak i\u00e7in so\u011futma sistemini tasarlay\u0131n. Yolluk sistemini, farkl\u0131 ak\u0131\u015f y\u00f6nleri ve b\u00fcz\u00fclme oranlar\u0131n\u0131n neden oldu\u011fu \u00e7arp\u0131lmay\u0131 \u00f6nlemek i\u00e7in malzemenin simetrik olarak akmas\u0131n\u0131 sa\u011flayacak \u015fekilde tasarlay\u0131n. Doldurulmas\u0131 zor par\u00e7alar i\u00e7in yolluk ve ana kanal kal\u0131nl\u0131\u011f\u0131n\u0131 m\u00fcmk\u00fcn oldu\u011funca art\u0131r\u0131n. Bo\u015fluktaki yo\u011funluk, bas\u0131n\u00e7 ve s\u0131cakl\u0131k farkl\u0131l\u0131klar\u0131n\u0131 ortadan kald\u0131r\u0131n.<\/p>\n

\u2462 Par\u00e7a kal\u0131nl\u0131\u011f\u0131n\u0131n ge\u00e7i\u015f alanlar\u0131n\u0131n ve k\u00f6\u015felerinin p\u00fcr\u00fczs\u00fcz oldu\u011fundan ve kal\u0131ptan \u00e7\u0131karma marj\u0131n\u0131 art\u0131rmak, kal\u0131p y\u00fczeyinin parlat\u0131lmas\u0131n\u0131 iyile\u015ftirmek ve f\u0131rlatma sistemini dengelemek gibi iyi kal\u0131ptan \u00e7\u0131karma \u00f6zelliklerine sahip oldu\u011fundan emin olun.<\/p>\n

\u2463 \u0130yi bir egzoz oldu\u011fundan emin olun.<\/p>\n

\u2464 Par\u00e7an\u0131n duvar kal\u0131nl\u0131\u011f\u0131n\u0131 art\u0131r\u0131n veya \u00e7arpma \u00f6nleyici y\u00f6n\u00fc art\u0131r\u0131n ve par\u00e7an\u0131n \u00e7arpma \u00f6nleme kabiliyetini art\u0131rmak i\u00e7in takviye nerv\u00fcrleri kullan\u0131n.<\/p>\n

\u2465 Kal\u0131p malzemesi yeterince g\u00fc\u00e7l\u00fc de\u011fil.<\/p>\n

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3.2 Plastikler<\/h3>\n

Kristal plastiklerin amorf plastiklere g\u00f6re e\u011frilme olas\u0131l\u0131\u011f\u0131 daha y\u00fcksektir. Ayr\u0131ca kristal plastikler, so\u011futma h\u0131z\u0131 artt\u0131k\u00e7a ve b\u00fcz\u00fclme oran\u0131 azald\u0131k\u00e7a azalan kristalle\u015fme s\u00fcrecinden ge\u00e7erek e\u011frilmeyi d\u00fczeltebilir.<\/p>\n

3.3 \u0130\u015fleme<\/h3>\n

\u2460 Enjeksiyon bas\u0131nc\u0131n\u0131n \u00e7ok y\u00fcksek, bekletme s\u00fcresinin \u00e7ok uzun, eriyik s\u0131cakl\u0131\u011f\u0131n\u0131n \u00e7ok d\u00fc\u015f\u00fck ve h\u0131z\u0131n \u00e7ok y\u00fcksek olmas\u0131, i\u00e7 gerilimin artmas\u0131na ve \u00e7arp\u0131lma deformasyonuna neden olur.<\/p>\n

\u2461 Kal\u0131p s\u0131cakl\u0131\u011f\u0131 \u00e7ok y\u00fcksek ve so\u011futma s\u00fcresi \u00e7ok k\u0131sa, bu da kal\u0131ptan \u00e7\u0131karma s\u0131ras\u0131nda par\u00e7alar\u0131n a\u015f\u0131r\u0131 \u0131s\u0131nmas\u0131na ve f\u0131rlatma deformasyonuna neden oluyor.<\/p>\n

\u2462 \u0130\u00e7 gerilim olu\u015fumunu s\u0131n\u0131rlamak i\u00e7in minimum \u015farj miktar\u0131n\u0131 korurken yo\u011funlu\u011fu azaltmak i\u00e7in vida h\u0131z\u0131n\u0131 ve geri bas\u0131nc\u0131 azalt\u0131n.<\/p>\n

\u2463 Gerekirse, e\u011frilmeye ve deformasyona e\u011filimli par\u00e7alar yumu\u015fak bir \u015fekilde kal\u0131planabilir veya kal\u0131ptan \u00e7\u0131kar\u0131ld\u0131ktan sonra kal\u0131ptan \u00e7\u0131kar\u0131labilir.<\/p>\n

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4. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde Renk \u00c7ubuklar\u0131, \u00c7izgiler ve \u00c7i\u00e7ek Kusurlar\u0131<\/h2>\n

Bu kusur esas olarak masterbatch ile renklendirilen plastik par\u00e7alarda ortaya \u00e7\u0131kar. Masterbatch renklendirme, renk kararl\u0131l\u0131\u011f\u0131, renk safl\u0131\u011f\u0131, renk ge\u00e7i\u015fi vb. a\u00e7\u0131s\u0131ndan kuru toz renklendirme ve boya pastas\u0131ndan daha iyi olmas\u0131na ra\u011fmen, da\u011f\u0131l\u0131m, yani renk partik\u00fclleri plasti\u011fi seyreltmede ve e\u015fit \u015fekilde kar\u0131\u015ft\u0131rmada nispeten zay\u0131ft\u0131r ve bitmi\u015f \u00fcr\u00fcnler do\u011fal olarak b\u00f6lgesel renk farkl\u0131l\u0131klar\u0131na sahiptir.<\/p>\n

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\u00c7\u00f6z\u00fcm<\/h3>\n

\u2460 Besleme b\u00f6l\u00fcm\u00fcn\u00fcn s\u0131cakl\u0131\u011f\u0131n\u0131, \u00f6zellikle besleme b\u00f6l\u00fcm\u00fcn\u00fcn arka ucundaki s\u0131cakl\u0131\u011f\u0131 art\u0131r\u0131n, b\u00f6ylece s\u0131cakl\u0131k eritme b\u00f6l\u00fcm\u00fcn\u00fcn s\u0131cakl\u0131\u011f\u0131na yak\u0131n veya biraz daha y\u00fcksek olur, b\u00f6ylece renkli masterbatch eritme b\u00f6l\u00fcm\u00fcne girerken m\u00fcmk\u00fcn oldu\u011funca \u00e7abuk eriyebilir, seyreltme ile homojen kar\u0131\u015f\u0131m\u0131 te\u015fvik eder ve s\u0131v\u0131 kar\u0131\u015f\u0131m \u015fans\u0131n\u0131 art\u0131r\u0131r.<\/p>\n

\u2461 Vida h\u0131z\u0131 sabit oldu\u011funda, geri bas\u0131nc\u0131n art\u0131r\u0131lmas\u0131 eriyik s\u0131cakl\u0131\u011f\u0131n\u0131 ve kovandaki kesme etkisini art\u0131r\u0131r.<\/p>\n

\u2462 Kal\u0131b\u0131, \u00f6zellikle de d\u00f6kme sistemini de\u011fi\u015ftirin. Kap\u0131 \u00e7ok geni\u015fse, eriyik ge\u00e7erken t\u00fcrb\u00fclans etkisi zay\u0131ft\u0131r ve s\u0131cakl\u0131k art\u0131\u015f\u0131 y\u00fcksek de\u011fildir, bu nedenle d\u00fczensizdir ve \u015ferit kal\u0131p bo\u015flu\u011fu daralt\u0131lmal\u0131d\u0131r.<\/p>\n

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5. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnler B\u00fcz\u00fclme ve Ezikler<\/h2>\n

Plasti\u011fi kal\u0131ba enjekte etti\u011finizde so\u011fuyacak ve kat\u0131la\u015facakt\u0131r. Bu i\u015flem s\u0131ras\u0131nda plastik b\u00fcz\u00fc\u015fecektir. Bu normal bir durumdur. Ancak bazen b\u00fcz\u00fclme e\u015fit olmaz. \u0130\u015fte o zaman g\u00f6\u00e7\u00fckler olu\u015fur.<\/p>\n

5.1 Makine Y\u00f6nleri<\/h3>\n

\u2460 Nozul deli\u011fi \u00e7ok b\u00fcy\u00fckse, eriyik geri akacak ve b\u00fcz\u00fclmeye neden olacakt\u0131r; \u00e7ok k\u00fc\u00e7\u00fckse, diren\u00e7 b\u00fcy\u00fck olacak ve malzeme miktar\u0131 az olacak ve b\u00fcz\u00fclmeye neden olacakt\u0131r.<\/p>\n

\u2461 S\u0131k\u0131\u015ft\u0131rma kuvveti yeterli de\u011filse fla\u015f k\u00fc\u00e7\u00fclecektir, bu nedenle s\u0131k\u0131\u015ft\u0131rma sisteminde herhangi bir sorun olup olmad\u0131\u011f\u0131n\u0131 kontrol etmelisiniz.<\/p>\n

\u2462 Plastikle\u015ftirme miktar\u0131 yeterli de\u011filse, vida ve kovan\u0131n a\u015f\u0131n\u0131p a\u015f\u0131nmad\u0131\u011f\u0131n\u0131 kontrol etmek i\u00e7in b\u00fcy\u00fck miktarda plastikle\u015ftirici i\u00e7eren bir makine kullanmal\u0131s\u0131n\u0131z.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

5.2 Kal\u0131p Unsurlar\u0131<\/h3>\n

\u2460 Duvar kal\u0131nl\u0131\u011f\u0131n\u0131n her yerde ayn\u0131 oldu\u011fundan ve b\u00fcz\u00fclmenin ayn\u0131 oldu\u011fundan emin olun.<\/p>\n

\u2461 Kal\u0131b\u0131n so\u011futma ve \u0131s\u0131tma sisteminin t\u00fcm par\u00e7alar i\u00e7in s\u0131cakl\u0131\u011f\u0131 ayn\u0131 tuttu\u011fundan emin olun.<\/p>\n

\u2462 Ge\u00e7idin p\u00fcr\u00fczs\u00fcz oldu\u011fundan ve \u00e7ok fazla diren\u00e7 g\u00f6stermedi\u011finden emin olun. \u00d6rne\u011fin, ana kanal, yolluk ve ge\u00e7idin boyutu do\u011fru olmal\u0131, y\u00fczey p\u00fcr\u00fczs\u00fcz olmal\u0131 ve ge\u00e7i\u015f alan\u0131 kavisli olmal\u0131d\u0131r.<\/p>\n

\u2463 \u0130nce par\u00e7alar i\u00e7in, malzemenin d\u00fczg\u00fcn akmas\u0131n\u0131 sa\u011flamak amac\u0131yla s\u0131cakl\u0131\u011f\u0131 y\u00fckseltin. Kal\u0131n par\u00e7alar i\u00e7in kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn.<\/p>\n

\u2464 Ge\u00e7idin simetrik oldu\u011fundan emin olun ve par\u00e7an\u0131n kal\u0131n k\u0131sm\u0131na yerle\u015ftirmeye \u00e7al\u0131\u015f\u0131n. So\u011fuk s\u00fcm\u00fckl\u00fc b\u00f6cek kuyusunun yeterince b\u00fcy\u00fck oldu\u011fundan emin olun.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

5.3 Plastikler<\/h3>\n

Kristal plastikler amorf plastiklerden daha fazla b\u00fcz\u00fcl\u00fcr. Bunlar\u0131 i\u015fledi\u011finizde, daha h\u0131zl\u0131 kristalle\u015fmesini ve \u00e7ok fazla k\u00fc\u00e7\u00fclmemesini sa\u011flamak i\u00e7in plasti\u011fe daha fazla malzeme eklemeniz veya bir \u015fey eklemeniz gerekir.<\/p>\n

5.4 \u0130\u015fleme<\/h3>\n

\u2460 Namlu s\u0131cakl\u0131\u011f\u0131 \u00e7ok y\u00fcksek ve hacim, \u00f6zellikle \u00f6n f\u0131r\u0131n\u0131n s\u0131cakl\u0131\u011f\u0131 b\u00fcy\u00fck \u00f6l\u00e7\u00fcde de\u011fi\u015fiyor. Ak\u0131\u015fkanl\u0131\u011f\u0131 zay\u0131f olan plastiklerde, p\u00fcr\u00fczs\u00fczl\u00fc\u011f\u00fc sa\u011flamak i\u00e7in s\u0131cakl\u0131k uygun \u015fekilde art\u0131r\u0131lmal\u0131d\u0131r.<\/p>\n

\u2461 Enjeksiyon bas\u0131nc\u0131, h\u0131z\u0131 ve geri bas\u0131nc\u0131 \u00e7ok d\u00fc\u015f\u00fck ve enjeksiyon s\u00fcresi \u00e7ok k\u0131sa, bu da yetersiz malzeme hacmi veya yo\u011funlu\u011fu ve b\u00fcz\u00fclmeye neden oluyor. Bas\u0131n\u00e7, h\u0131z ve geri bas\u0131n\u00e7 \u00e7ok y\u00fcksek ve s\u00fcre \u00e7ok uzun, bu da parlama ve b\u00fcz\u00fclmeye neden oluyor.<\/p>\n

\u2462 Eklenen malzeme miktar\u0131 \u00e7ok b\u00fcy\u00fckse, enjeksiyon bas\u0131nc\u0131 t\u00fcketilecektir; \u00e7ok k\u00fc\u00e7\u00fckse, malzeme miktar\u0131 yetersiz olacakt\u0131r.<\/p>\n

\u2463 Hassasiyet gerektirmeyen par\u00e7alar i\u00e7in, enjeksiyon ve bas\u0131n\u00e7 tutma tamamland\u0131ktan sonra, d\u0131\u015f katman temel olarak yo\u011funla\u015f\u0131r ve sertle\u015fir, ancak sandvi\u00e7 par\u00e7a hala yumu\u015fakt\u0131r ve \u00e7\u0131kar\u0131labilir. M\u00fcmk\u00fcn olan en k\u0131sa s\u00fcrede kal\u0131ptan \u00e7\u0131kar\u0131labilir ve havada veya s\u0131cak suda yava\u015f\u00e7a so\u011fumaya b\u0131rak\u0131labilir. B\u00fcz\u00fclme g\u00f6\u00e7\u00fc\u011f\u00fc hafiftir ve \u00e7ok belirgin de\u011fildir ve kullan\u0131m\u0131 etkilemez.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

6. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde \u015eeffaf Kusurlar<\/h2>\n

Eriyen noktalar, g\u00fcm\u00fc\u015f \u00e7izgiler, \u00e7atlam\u0131\u015f polistiren, pleksiglas\u0131n \u015feffaf k\u0131s\u0131mlar\u0131, bazen \u0131\u015f\u0131\u011f\u0131n i\u00e7inden baz\u0131 parlak filament benzeri g\u00fcm\u00fc\u015f \u00e7izgiler g\u00f6rebilirsiniz. Bu g\u00fcm\u00fc\u015f \u00e7izgiler fla\u015f lekeleri veya \u00e7atlaklar olarak da adland\u0131r\u0131l\u0131r. Bunun nedeni, polimer molek\u00fcllerinin a\u011f\u0131r ak\u0131\u015f y\u00f6nelimine ve y\u00f6nelimsiz k\u0131s\u0131m ile a\u011f\u0131r ak\u0131\u015f y\u00f6nelimi aras\u0131ndaki katlanma oran\u0131ndaki farka neden olan gerilme stresinin dikey y\u00f6n\u00fcnde olu\u015fan strestir.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

\u00c7\u00f6z\u00fcm<\/h3>\n

\u2460 Gaz veya kirleri temizleyin ve plasti\u011fin tamamen kuru oldu\u011fundan emin olun.<\/p>\n

\u2461 Malzemenin s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn, varilin s\u0131cakl\u0131\u011f\u0131n\u0131 kademeli olarak ayarlay\u0131n ve kal\u0131b\u0131n s\u0131cakl\u0131\u011f\u0131n\u0131 gerekti\u011fi gibi art\u0131r\u0131n.<\/p>\n

\u2462 Enjeksiyon bas\u0131nc\u0131n\u0131 artt\u0131r\u0131n ve enjeksiyon h\u0131z\u0131n\u0131 azalt\u0131n.<\/p>\n

\u2463 Enjeksiyondan \u00f6nce geri bas\u0131nc\u0131 artt\u0131r\u0131n veya azalt\u0131n ve vida h\u0131z\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn.<\/p>\n

\u2464 Yolluk ve kal\u0131p bo\u015flu\u011funun egzoz ko\u015fullar\u0131n\u0131 iyile\u015ftirin.<\/p>\n

\u2465 Nozul, yolluk ve kap\u0131daki olas\u0131 t\u0131kan\u0131kl\u0131klar\u0131 temizleyin.<\/p>\n

\u2466 Kal\u0131plama d\u00f6ng\u00fcs\u00fcn\u00fc k\u0131saltmak i\u00e7in, kal\u0131ptan \u00e7\u0131kard\u0131ktan sonra g\u00fcm\u00fc\u015f \u00e7izgilerden kurtulmak i\u00e7in tavlama y\u00f6ntemlerini kullanabilirsiniz: polistiren i\u00e7in 78\u00b0C'de 15 dakika veya 50\u00b0C'de 1 saat tutun. Polikarbonat i\u00e7in, birka\u00e7 dakika boyunca 160\u00b0C'nin \u00fczerine \u0131s\u0131t\u0131n.<\/p>\n

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7. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnler E\u015fit Olmayan Renklere Sahip<\/h2>\n

\u0130\u015fte enjeksiyon kal\u0131pl\u0131 \u00fcr\u00fcnlerin d\u00fczensiz renklerinin ana nedenleri ve \u00e7\u00f6z\u00fcmleri:<\/p>\n

\u2460 Zay\u0131f renklendirici dif\u00fczyonu genellikle kap\u0131ya yak\u0131n desenlerle sonu\u00e7lan\u0131r.<\/p>\n

\u2461 Plastikler veya renklendiriciler zay\u0131f termal stabiliteye sahiptir. Par\u00e7alar\u0131n renk tonunu stabilize etmek i\u00e7in, \u00fcretim ko\u015fullar\u0131, \u00f6zellikle malzeme s\u0131cakl\u0131\u011f\u0131, malzeme miktar\u0131 ve \u00fcretim d\u00f6ng\u00fcs\u00fc kesinlikle sabitlenmelidir.<\/p>\n

\u2462 Kristal plastikler i\u00e7in, par\u00e7an\u0131n t\u00fcm par\u00e7alar\u0131n\u0131n so\u011futma h\u0131z\u0131n\u0131 tutarl\u0131 tutmaya \u00e7al\u0131\u015f\u0131n. B\u00fcy\u00fck et kal\u0131nl\u0131\u011f\u0131 farklar\u0131 olan par\u00e7alar i\u00e7in renk fark\u0131n\u0131 maskelemek amac\u0131yla renklendiriciler kullan\u0131labilir. Daha homojen et kal\u0131nl\u0131\u011f\u0131na sahip par\u00e7alar i\u00e7in malzeme s\u0131cakl\u0131\u011f\u0131 ve kal\u0131p s\u0131cakl\u0131\u011f\u0131 sabit olmal\u0131d\u0131r.<\/p>\n

\u2463 Par\u00e7an\u0131n \u015fekli, ge\u00e7it formu ve konumu plastik dolguyu etkileyerek par\u00e7an\u0131n baz\u0131 k\u0131s\u0131mlar\u0131nda renk farkl\u0131l\u0131klar\u0131na neden olur ve gerekirse de\u011fi\u015ftirilmelidir.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

8. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde Renk ve Parlakl\u0131k Kusurlar\u0131<\/h2>\n

\u00c7o\u011fu durumda, enjeksiyonla kal\u0131planm\u0131\u015f par\u00e7alar\u0131n y\u00fczeyinin parlakl\u0131\u011f\u0131 plastik t\u00fcr\u00fc, renklendirici ve kal\u0131p y\u00fczeyinin p\u00fcr\u00fczs\u00fczl\u00fc\u011f\u00fc ile belirlenir. Ancak bazen, y\u00fczey rengi ve parlakl\u0131k kusurlar\u0131, y\u00fczey koyulu\u011fu vb. ba\u015fka nedenlerden kaynaklan\u0131r. Nedenler ve \u00e7\u00f6z\u00fcmler a\u015fa\u011f\u0131daki gibi analiz edilir:<\/p>\n

\u2460 Kal\u0131p cilas\u0131 k\u00f6t\u00fc, bo\u015fluk y\u00fczeyinde pas lekeleri vb. var ve kal\u0131p egzozu k\u00f6t\u00fc.<\/p>\n

\u2461 Kal\u0131p d\u00f6kme sistemi iyi de\u011fil. So\u011fuk kuyu b\u00fcy\u00fct\u00fclmeli, yolluk b\u00fcy\u00fct\u00fclmeli, ana kanal cilalanmal\u0131 ve yolluk ve kap\u0131 cilalanmal\u0131d\u0131r.<\/p>\n

\u2462 Malzeme s\u0131cakl\u0131\u011f\u0131 ve kal\u0131p s\u0131cakl\u0131\u011f\u0131 d\u00fc\u015f\u00fckt\u00fcr ve gerekirse kap\u0131n\u0131n yerel \u0131s\u0131tmas\u0131 kullan\u0131labilir.<\/p>\n

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\u2463 \u0130\u015fleme bas\u0131nc\u0131 \u00e7ok d\u00fc\u015f\u00fck, h\u0131z \u00e7ok yava\u015f, enjeksiyon s\u00fcresi yeterli de\u011fil ve geri bas\u0131n\u00e7 yeterli de\u011fil, bu da zay\u0131f kompaktl\u0131\u011fa ve koyu y\u00fczeye neden oluyor.<\/p>\n

\u2464 Plastik tamamen plastikle\u015fmeli, ancak malzemenin bozulmas\u0131 \u00f6nlenmeli, \u0131s\u0131tma stabil olmal\u0131 ve \u00f6zellikle kal\u0131n duvarlar i\u00e7in so\u011futma yeterli olmal\u0131d\u0131r.<\/p>\n

\u2465 So\u011fuk malzemenin i\u015f par\u00e7as\u0131na girmesini \u00f6nlemek i\u00e7in, gerekirse kendinden kilitlemeli bir yay kullan\u0131n veya nozul s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn.<\/p>\n

\u2466 \u00c7ok fazla geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclm\u00fc\u015f malzeme kullan\u0131lm\u0131\u015f, plastik veya renklendirici kalitesiz, su buhar\u0131 veya di\u011fer yabanc\u0131 maddelerle kar\u0131\u015fm\u0131\u015f ve kullan\u0131lan ya\u011flay\u0131c\u0131 kalitesiz.<\/p>\n

\u2467 S\u0131k\u0131\u015ft\u0131rma kuvveti yeterli olmal\u0131d\u0131r.<\/p>\n

9. Enjeksiyon Kal\u0131plama \u00dcr\u00fcnleri G\u00fcm\u00fc\u015f Desen<\/h2>\n

Enjeksiyon kal\u0131pl\u0131 \u00fcr\u00fcnlerdeki g\u00fcm\u00fc\u015f \u00e7izgiler y\u00fczey kabarc\u0131klar\u0131ndan ve i\u00e7 g\u00f6zeneklerden kaynaklan\u0131r. Bu kusurlar\u0131n ana nedeni su buhar\u0131, ayr\u0131\u015fma gaz\u0131, \u00e7\u00f6z\u00fcc\u00fc gaz ve hava gibi gazlar\u0131n kar\u0131\u015fmas\u0131d\u0131r. \u015eimdi belirli nedenleri analiz edelim:<\/p>\n

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9.1 Makine Y\u00f6nleri<\/h3>\n

\u2460 Kovan ve vida a\u015f\u0131nm\u0131\u015f veya kau\u00e7uk ba\u015fl\u0131k ve kau\u00e7uk halkadaki malzeme ak\u0131\u015f\u0131nda uzun s\u00fcreli \u0131s\u0131tma nedeniyle ayr\u0131\u015facak \u00f6l\u00fc bir k\u00f6\u015fe var.<\/p>\n

\u2461 Is\u0131tma sistemi kontrolden \u00e7\u0131km\u0131\u015f, s\u0131cakl\u0131\u011f\u0131n \u00e7ok y\u00fcksek olmas\u0131na ve ayr\u0131\u015fmaya neden oluyor. Termokupllar ve \u0131s\u0131tma bobinleri gibi \u0131s\u0131tma elemanlar\u0131nda sorun olup olmad\u0131\u011f\u0131n\u0131 kontrol etmelisiniz. Yanl\u0131\u015f vida tasar\u0131m\u0131 gev\u015femeye veya kolayca hava girmesine neden olabilir.<\/p>\n

9.2 Kal\u0131p Y\u00f6nleri<\/h3>\n

\u2460 Yetersiz havaland\u0131rma.<\/p>\n

\u2461 Yolluklar\u0131n, kap\u0131lar\u0131n ve kal\u0131ptaki bo\u015fluklar\u0131n s\u00fcrt\u00fcnme direnci b\u00fcy\u00fckt\u00fcr, bu da yerel a\u015f\u0131r\u0131 \u0131s\u0131nmaya ve ayr\u0131\u015fmaya neden olur.<\/p>\n

\u2462 Kap\u0131lar\u0131n ve bo\u015fluklar\u0131n dengesiz da\u011f\u0131l\u0131m\u0131 ve makul olmayan so\u011futma sistemleri dengesiz \u0131s\u0131nmaya neden olarak yerel a\u015f\u0131r\u0131 \u0131s\u0131nmaya veya hava kanallar\u0131n\u0131n t\u0131kanmas\u0131na yol a\u00e7acakt\u0131r.<\/p>\n

\u2463 So\u011futma kanal\u0131ndan su s\u0131zar ve kal\u0131p bo\u015flu\u011funa girer.<\/p>\n

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9.3 Plastikler<\/h3>\n

\u2460 Plastik y\u00fcksek neme sahipse, \u00e7ok fazla geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclm\u00fc\u015f malzeme eklenmi\u015fse veya zararl\u0131 kal\u0131nt\u0131lar i\u00e7eriyorsa (kal\u0131nt\u0131lar kolayca ayr\u0131\u015f\u0131r), plastik tamamen kurutulmal\u0131 ve kal\u0131nt\u0131lar ortadan kald\u0131r\u0131lmal\u0131d\u0131r.<\/p>\n

\u2461 Atmosferden veya renklendiriciden nemi emmek i\u00e7in renklendirici de kurutulmal\u0131d\u0131r. En iyisi makineye bir kurutucu monte etmektir.<\/p>\n

\u2462 Plasti\u011fe eklenen ya\u011flay\u0131c\u0131, stabilizat\u00f6r vb. miktar\u0131 \u00e7ok fazla veya e\u015fit olmayan bir \u015fekilde kar\u0131\u015ft\u0131r\u0131lm\u0131\u015fsa veya plasti\u011fin kendisi u\u00e7ucu \u00e7\u00f6z\u00fcc\u00fcler i\u00e7eriyorsa, kar\u0131\u015ft\u0131r\u0131lm\u0131\u015f plastikler zor bir dengeye kadar \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda da ayr\u0131\u015fma meydana gelebilir.<\/p>\n

\u2463 Plastik kirlenmi\u015f ve di\u011fer plastiklerle kar\u0131\u015fm\u0131\u015ft\u0131r.<\/p>\n

9.4 \u0130\u015fleme<\/h3>\n

\u2460 S\u0131cakl\u0131k, bas\u0131n\u00e7, h\u0131z, geri bas\u0131n\u00e7 ve eriyik motor h\u0131z\u0131 \u00e7ok y\u00fcksek ayarlan\u0131rsa, ayr\u0131\u015fma meydana gelebilir. Bas\u0131n\u00e7 ve h\u0131z \u00e7ok d\u00fc\u015f\u00fckse, enjeksiyon s\u00fcresi ve tutma bas\u0131nc\u0131 yetersizdir. Geri bas\u0131n\u00e7 \u00e7ok d\u00fc\u015f\u00fckse, y\u00fcksek bas\u0131n\u00e7 elde edilememesi nedeniyle yo\u011funluk yetersiz olabilir ve erime ger\u00e7ekle\u015fmeyebilir. E\u011fer gaz g\u00fcm\u00fc\u015f \u00e7izgiler olu\u015fmas\u0131na neden oluyorsa, uygun s\u0131cakl\u0131k, bas\u0131n\u00e7, h\u0131z ve s\u00fcreyi ayarlay\u0131n\u0131z. \u00c7ok kademeli enjeksiyon h\u0131z\u0131 kullan\u0131n\u0131z.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

\u2461 D\u00fc\u015f\u00fck geri bas\u0131n\u00e7 ve h\u0131zl\u0131 d\u00f6n\u00fc\u015f h\u0131z\u0131, havan\u0131n kolayca kovana girmesine ve erimi\u015f malzemeyle birlikte kal\u0131ba girmesine neden olabilir. D\u00f6ng\u00fc \u00e7ok uzunsa, eriyik kovan i\u00e7inde \u00e7ok uzun s\u00fcre \u0131s\u0131t\u0131lacak ve ayr\u0131\u015facakt\u0131r.<\/p>\n

\u2462 Yetersiz malzeme miktar\u0131, \u00e7ok b\u00fcy\u00fck besleme yast\u0131\u011f\u0131, \u00e7ok d\u00fc\u015f\u00fck malzeme s\u0131cakl\u0131\u011f\u0131 veya \u00e7ok d\u00fc\u015f\u00fck kal\u0131p s\u0131cakl\u0131\u011f\u0131 malzeme ak\u0131\u015f\u0131n\u0131 ve kal\u0131plama bas\u0131nc\u0131n\u0131 etkileyecek ve kabarc\u0131k olu\u015fumunu te\u015fvik edecektir.<\/p>\n

10. Plastik \u00dcr\u00fcnler Kaynakl\u0131 Diki\u015flere Sahiptir<\/h2>\n

Erimi\u015f plastik, ekleme deliklerine, farkl\u0131 ak\u0131\u015f h\u0131zlar\u0131na sahip alanlara ve kal\u0131p dolgu malzemesi ak\u0131\u015f\u0131n\u0131n kesintiye u\u011frad\u0131\u011f\u0131 alanlara \u00e7arpt\u0131\u011f\u0131 i\u00e7in bo\u015flukta birden fazla ak\u0131\u015fta bir araya geldi\u011finde, tamamen birlikte eriyemedi\u011fi i\u00e7in do\u011frusal kaynak \u00e7izgileri olu\u015fturur. Ayr\u0131ca, kap\u0131 kal\u0131b\u0131 doldurdu\u011funda kaynak \u00e7izgileri olu\u015facakt\u0131r ve kaynak \u00e7izgilerinin mukavemeti ve di\u011fer \u00f6zellikleri \u00e7ok zay\u0131ft\u0131r. Ana nedenler a\u015fa\u011f\u0131daki gibi analiz edilir:<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

10.1 \u0130\u015fleme<\/h3>\n

\u2460 Enjeksiyon bas\u0131nc\u0131 ve h\u0131z\u0131 \u00e7ok d\u00fc\u015f\u00fckt\u00fcr ve kovan s\u0131cakl\u0131\u011f\u0131 ve kal\u0131p s\u0131cakl\u0131\u011f\u0131 \u00e7ok d\u00fc\u015f\u00fckt\u00fcr, bu da kal\u0131ba giren eriyi\u011fin zaman\u0131ndan \u00f6nce so\u011fumas\u0131na ve kaynak \u00e7izgilerine neden olur.<\/p>\n

\u2461 Enjeksiyon bas\u0131nc\u0131 ve h\u0131z\u0131 \u00e7ok y\u00fcksek oldu\u011funda, p\u00fcsk\u00fcrtme meydana gelecek ve kaynak \u00e7izgileri g\u00f6r\u00fcnecektir.<\/p>\n

\u2462 Plasti\u011fin viskozitesini azaltmak ve yo\u011funlu\u011fu art\u0131rmak i\u00e7in d\u00f6n\u00fc\u015f h\u0131z\u0131 art\u0131r\u0131lmal\u0131 ve geri bas\u0131n\u00e7 y\u00fckseltilmelidir.<\/p>\n

\u2463 Plastikler iyi kurutulmal\u0131 ve geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclm\u00fc\u015f malzemeler idareli kullan\u0131lmal\u0131d\u0131r. \u00c7ok fazla ay\u0131r\u0131c\u0131 madde kullan\u0131l\u0131rsa veya kalite d\u00fc\u015f\u00fckse kaynak \u00e7izgileri de olu\u015fabilir.<\/p>\n

\u2464 S\u0131k\u0131\u015ft\u0131rma kuvvetini azalt\u0131n ve egzozu kolayla\u015ft\u0131r\u0131n.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

10.2 Kal\u0131p Y\u00f6nleri<\/h3>\n

\u2460 Ayn\u0131 bo\u015flukta \u00e7ok fazla ge\u00e7it varsa, ge\u00e7it say\u0131s\u0131n\u0131 azalt\u0131n veya simetrik olarak ayarlay\u0131n ya da m\u00fcmk\u00fcn oldu\u011funca kaynak ba\u011flant\u0131s\u0131na yak\u0131n ayarlay\u0131n.<\/p>\n

\u2461 Kaynakl\u0131 ba\u011flant\u0131daki egzoz zay\u0131fsa, bir egzoz sistemi tak\u0131n.<\/p>\n

\u2462 Yolluk \u00e7ok b\u00fcy\u00fck ve yolluk sistemi yanl\u0131\u015f boyutland\u0131r\u0131lm\u0131\u015f. Eriyi\u011fin kesici u\u00e7 deliklerinin etraf\u0131ndan akmas\u0131n\u0131 \u00f6nlemek i\u00e7in ge\u00e7idi a\u00e7\u0131n veya m\u00fcmk\u00fcn oldu\u011funca az kesici u\u00e7 kullan\u0131n.<\/p>\n

\u2463 Duvar kal\u0131nl\u0131\u011f\u0131 \u00e7ok fazla de\u011fi\u015fiyorsa veya duvar kal\u0131nl\u0131\u011f\u0131 \u00e7ok inceyse, par\u00e7an\u0131n duvar kal\u0131nl\u0131\u011f\u0131n\u0131 tek tip hale getirin.<\/p>\n

\u2464 Gerekirse, kaynak diki\u015fini \u00fcr\u00fcnden ay\u0131rmak i\u00e7in kaynak diki\u015finde bir f\u00fczyon kuyusu a\u00e7\u0131n.<\/p>\n

10.3 Plastikler<\/h3>\n

\u2460 Plasti\u011fin ak\u0131\u015fkanl\u0131\u011f\u0131 zay\u0131fsa veya \u0131s\u0131ya duyarl\u0131ysa, gerekti\u011fi kadar ya\u011flay\u0131c\u0131 ve stabilizat\u00f6r ekleyin.<\/p>\n

\u2461 Plastik genellikle yabanc\u0131 maddeler i\u00e7erir, bu nedenle gerekirse daha kaliteli plastikle de\u011fi\u015ftirin.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

11. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde Titre\u015fim \u0130zleri<\/h2>\n

PS gibi sert plastik par\u00e7alar\u0131n kap\u0131ya yak\u0131n y\u00fczeylerinde bazen titre\u015fim \u00e7izgileri olarak adland\u0131r\u0131lan bu yo\u011fun dalgalanmalar vard\u0131r. Bunun nedeni, eriyik viskozitesi \u00e7ok y\u00fcksek oldu\u011funda ve kal\u0131p durgun bir \u015fekilde doldu\u011funda, \u00f6n malzeme bo\u015fluk y\u00fczeyine temas eder etmez h\u0131zla yo\u011funla\u015f\u0131r ve b\u00fcz\u00fcl\u00fcr ve sonraki eriyik b\u00fcz\u00fclm\u00fc\u015f so\u011fuk malzemeyi iter ve i\u015fleme devam eder. Bu s\u00fcrekli ileri geri hareket, malzeme ak\u0131\u015f\u0131n\u0131n ilerlerken y\u00fczey titre\u015fim desenleri olu\u015fturmas\u0131na neden olur.<\/p>\n

\u00c7\u00f6z\u00fcm<\/h3>\n

\u2460 Namlu s\u0131cakl\u0131\u011f\u0131n\u0131, \u00f6zellikle nozul s\u0131cakl\u0131\u011f\u0131n\u0131 art\u0131rmak i\u00e7in kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131 da art\u0131rmal\u0131s\u0131n\u0131z.<\/p>\n

\u2461 Kal\u0131p bo\u015flu\u011funu h\u0131zl\u0131 bir \u015fekilde doldurmak i\u00e7in enjeksiyon bas\u0131nc\u0131n\u0131 ve h\u0131z\u0131n\u0131 art\u0131r\u0131n.<\/p>\n

\u2462 \u00c7ok fazla direnci \u00f6nlemek i\u00e7in ak\u0131\u015f kanal\u0131n\u0131n ve kap\u0131n\u0131n boyutunu art\u0131r\u0131n.<\/p>\n

\u2463 Kal\u0131b\u0131n iyi havaland\u0131r\u0131ld\u0131\u011f\u0131ndan ve yeterince b\u00fcy\u00fck bir so\u011fuk s\u00fcm\u00fckl\u00fc b\u00f6cek kuyusuna sahip oldu\u011fundan emin olun.<\/p>\n

\u2464 Par\u00e7alar\u0131 \u00e7ok ince yapmay\u0131n.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

12. Enjeksiyon Kal\u0131pl\u0131 \u00dcr\u00fcnlerde \u015ei\u015fme ve Kabarc\u0131klanma<\/h2>\n

Baz\u0131 plastik par\u00e7alar kal\u0131pland\u0131ktan ve kal\u0131ptan \u00e7\u0131kar\u0131ld\u0131ktan sonra k\u0131sa s\u00fcre i\u00e7inde metal ek par\u00e7an\u0131n arkas\u0131nda veya \u00f6zellikle kal\u0131n b\u00f6lgelerde \u015fi\u015fme veya kabarc\u0131klanma geli\u015ftirecektir. Bunun nedeni, i\u00e7 bas\u0131n\u00e7 etkisi alt\u0131nda tamamen so\u011futulmam\u0131\u015f ve sertle\u015ftirilmemi\u015f plastik taraf\u0131ndan sal\u0131nan gaz\u0131n genle\u015fmesidir.<\/p>\n

\u00c7\u00f6z\u00fcm<\/h3>\n

\u2460 So\u011futun. Kal\u0131p s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn, kal\u0131b\u0131 daha uzun s\u00fcre a\u00e7\u0131k tutun ve malzemenin kuruma ve i\u015fleme s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcr\u00fcn.<\/p>\n

\u2461 Enjeksiyon h\u0131z\u0131n\u0131 yava\u015flat\u0131n, kal\u0131plama d\u00f6ng\u00fcs\u00fcn\u00fc k\u0131salt\u0131n ve ak\u0131\u015f direncini azalt\u0131n.<\/p>\n

\u2462 Tutma bas\u0131nc\u0131n\u0131 ve s\u00fcresini artt\u0131r\u0131n.<\/p>\n

\u2463 Par\u00e7a duvar\u0131n\u0131n \u00e7ok kal\u0131n oldu\u011fu veya kal\u0131nl\u0131\u011f\u0131n \u00e7ok de\u011fi\u015fti\u011fi durumlarda sorunu \u00e7\u00f6z\u00fcn.<\/p>\n

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\"\"<\/figure>\n<\/div>\n<\/div>\n<\/div>\n

Sonu\u00e7<\/h2>\n

Enjeksiyon kal\u0131plama<\/a> kusurlar \u00fcr\u00fcn kalitenizi, \u00fcretim verimlili\u011finizi ve genel maliyetlerinizi ger\u00e7ekten mahvedebilir. Ancak bu kusurlara neyin neden oldu\u011funu bulup d\u00fczeltebilirseniz, s\u00fcrecinizi daha g\u00fcvenilir hale getirebilir, hurda oran\u0131n\u0131z\u0131 azaltabilir ve s\u00fcrekli olarak iyi par\u00e7alar \u00fcretebilirsiniz. Yine de \u00fczerinde \u00e7al\u0131\u015fmaya devam etmelisiniz. S\u00fcrecinizi \u00f6ylece d\u00fczeltip unutamazs\u0131n\u0131z. Enjeksiyon kal\u0131plama operasyonunuzdan en iyi sonu\u00e7lar\u0131 almak i\u00e7in geli\u015ftirmeye, bak\u0131m yapmaya ve izlemeye devam etmelisiniz.<\/p>\n

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Enjeksiyon kal\u0131plama, her t\u00fcrl\u00fc plastik \u00fcr\u00fcn\u00fc yapmak i\u00e7in yayg\u0131n olarak kullan\u0131lan bir plastik i\u015fleme y\u00f6ntemidir. Ancak bazen enjeksiyon kal\u0131plama i\u015flemi s\u0131ras\u0131nda i\u015fler ters gider. Kaynak \u00e7izgileri, kabarc\u0131klar, b\u00fcz\u00fclme bo\u015fluklar\u0131, k\u0131sa at\u0131\u015flar veya \u00e7arp\u0131lmalarla kar\u015f\u0131la\u015fabilirsiniz. Bu kusurlar sadece \u00fcr\u00fcn\u00fcn\u00fcz\u00fcn k\u00f6t\u00fc g\u00f6r\u00fcnmesine ve k\u00f6t\u00fc \u00e7al\u0131\u015fmas\u0131na neden olmaz, ayn\u0131 zamanda [...]<\/p>","protected":false},"author":1,"featured_media":28652,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"What are Injection Molding Defects and Solutions? | ZetarMold","_seopress_titles_desc":"Learn how to prevent and fix injection molding defects and solutions in injection molding. ZetarMold's engineers provide proven DFM solutions to eliminate","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[52],"tags":[160],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/posts\/28480"}],"collection":[{"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/comments?post=28480"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/posts\/28480\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/media\/28652"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/media?parent=28480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/categories?post=28480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/tr\/wp-json\/wp\/v2\/tags?post=28480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}