FR4 epoxy gilashin fiber allo laminating tsari

Babban matakai na FR4 epoxy gilashin fiber jirgin sun hada da dumama, latsa, curing, sanyaya, demoulding, da dai sauransu A lamination tsari hada 4 matakai:

1. Mataki mai zafi: Sanya allon epoxy a cikin latsa mai zafi sannan a zafi shi tsawon mintuna 30 a zafin jiki na kusan 120 ° C, ta yadda resin epoxy da kayan ƙarfafawa sun haɗu gabaɗaya, kuma masu canzawa suma sun cika. Wannan mataki yana da matukar muhimmanci. Idan lokaci ya yi gajere kuma zafin jiki bai isa ba, yana da sauƙi don samar da kumfa, idan yanayin zafi ya yi yawa kuma lokacin ya yi tsayi sosai, babur zai fita.

2. Hot-latsa kafa mataki: A cikin wannan mataki, zafin jiki, lokaci, da matsa lamba za su yi tasiri kai tsaye a kan samfurin ƙarshe, kuma waɗannan abubuwan dole ne su kasance suna canzawa akai-akai bisa ga kayan daban-daban. Misali, idan aka yi la’akari da zanen Epoxy phenolic, ana saita zafin jiki a kusan 170 ° C, kuma a yanayin zanen gilashin siliki na epoxy, ana saita zafin jiki a kusan 200 ° C. Idan allon ya fi sirara, rage zafin zafin zafi.

3. Cooling da digewa: Bayan dannawa, sanya allon epoxy a cikin ruwan sanyi don yin sanyi, lokacin yana tsakanin rabin sa’a da sa’a daya. A wannan lokacin, ya kamata a biya hankali ga canjin damuwa na ciki. Yawaitar daɗaɗɗen zafin jiki da ƙanƙancewa zai sa allon da aka lakafta ya yi murgudawa da lalacewa.

4. Bayan-jiyya: Wannan mataki shine don sa aikin allon epoxy ya fi girma. Misali, sanya allon da aka samar a cikin tanda don maganin zafi zai iya kawar da ragowar damuwa na ciki.