Wannan labarin ya bayyana yanayin canji a cikin ƙarfin haɗin gwiwa na PTFE babban zafin jiki na tef ɗin mannewa bayan babban zafin jiki. Tsarin matakai uku: Matakin tasowa bayan warkewa (farkon yanayin zafi mai zafi a 200-260 ° C, ƙungiyoyin da suka rage suna ci gaba da ƙetare, haɗin kai yana ƙaruwa sosai); Matakan daidaita daidaito (hanyoyin haɗin kai sun ƙare, haɗin kai ya kasance karko na dogon lokaci); Lalacewa da raguwar mataki (yawan lokaci/zazzabi yana haifar da lalacewar sarkar babba, haɗin kai yana raguwa, manne yana laushi kuma ya zama tacky). Abubuwan da ke haifar da gazawar haɗin gwiwa (tsagewar ciki ta bar ragowar) da matsi (sanyi ya kwarara daga gefuna saboda raguwar modul).

Wannan labarin yana kwatanta yanayin ɗaki da zafin jiki mai girma na mannen matsi na silicone don tef ɗin PTFE. Babban zafin jiki balagagge (120-180 ° C) yana haifar da manyan hanyoyin sadarwa masu haɗin gwiwa tare da ƙarfin haɗin kai mai ƙarfi, yana hana ragowar mannewa bayan kwasfa. Yana samar da haɗin haɗin sinadarai tare da PTFE substrates ta hanyar haɗin gwiwa na farko, yana kawar da haɗarin lalata. Babban zafin jiki balagagge kuma yana kawar da ƙananan ƙananan ƙwayoyin cuta kafin bayarwa, yana hana kumburi da gurɓataccen mai na silicone yayin dumama na farko.