10 Layer ENIG FR4 Tg150 PCB
Babban darajar PCB
Gilashin Canjin Canjin Gilashi (Tg) yana ɗaya daga cikin mahimman kaddarorin kowane epoxy kuma shine yankin zafin jiki inda polymer ke canzawa daga wuya, kayan gilashi zuwa abu mai laushi, kayan rubbery.
Lokacin da zafin jiki na aiki ya kai wurin narkewa, wannan yana nufin zafin jiki ya wuce ƙimar Tg, za a canza matsayin kayan PCB daga gilashi zuwa ruwa, wanda zai shafi aikin PCB.Kuma wannan ƙimar tana da alaƙa da kwanciyar hankali na girman PCB.
Kamar yadda aka saba, an yi shi da Tg ≥ 170 ℃ PCB abu, wanda ake kira babban Tg buga allon kewayawa.Tare da saurin haɓaka masana'antar lantarki, babban kayan Tg ana amfani dashi sosai a cikin kwamfutoci, kayan aikin sadarwa, na'urori masu mahimmanci, da kayan aiki, da sauransu.
Yadda za a bambanta High Tg PCB Materials
| Kayayyaki | Tg | Mot |
| Talakawa Tg | 130 ℃ | 110 |
| Matsakaici Tg | 150 ℃ | 130 |
| Babban Tg | 170 ℃ | 150 |
| polyimide-Ultra high Tg | 260 ℃ | 240 |
Aikace-aikace na High Tg PCB
Mafi girma na Tg, mafi kyawun aikin juriya na zafi na PCB, juriya na danshi, juriya na sinadarai, kwanciyar hankali da sauran halaye.
