Demystifying samar da fasaha na mica tube

Mica tube shine sandar zagaye mai giciye wanda aka yi da mayafin fiber gilashi mara alkali wanda aka tsoma a cikin resin epoxy, an gasa shi a cikin injin, da matse mai zafi. Gilashin zane na gilashi yana da manyan kaddarorin inji. Fushin bututun mica ya zama mai santsi kuma babu kumfa, mai da ƙazanta. Launi mara daidaituwa, ɗan gogewa, da sauransu suna cikin kewayon da aka yarda. Ana amfani da bututu na epoxy resin don ruɓe sassan kayan aikin lantarki, mahalli mai ɗaci da mai juyawa.

Kamar yadda duk muka sani, aikin bututun resin epoxy yana da kyau, to menene tsarin sarrafa wannan bututun reshen na epoxy?

1. Sanya resin epoxy a cikin ruwan wanka zuwa 85-90 ° C, ƙara wakili na warkarwa gwargwadon wakilin resin/curing (taro rabo) = 100/45, motsa don narkewa, da adanawa a cikin tankin manne a 80-85 ° C.

2. Filashin gilashin yana rauni akan ƙirar ƙirar ƙarfe, kusurwa mai tsayi mai tsayi shine 45 °, kuma faɗin zaren fiber shine 2.5mm. Layer fiber ɗin an haɗa shi da iska mai tsayi 3.5mm + 2 yadudduka na kewaya + 3.5mm lokacin farin ciki mai tsayi na tsayi + 2 yadudduka na kewaya.

3. Cire maganin resin don a ƙidaya abun da ke manne a cikin Layer a kusa da fiber ya zama 26%.

4. Sanya ɗan gajeren bututun filastik filastik mai ɗumi-ɗumi akan ɗamarar waje, busa shi da iska mai zafi sannan ku nade shi sosai, sannan ku nade faranti ɗin tare da kaurin 0.2 mm da faɗin faifan gilashi mai faɗi mm 20 kuma ku aika zuwa tanderun warkarwa don warkewa.

5. Kula da warkarwa: da farko ɗaga zafin jiki daga ɗaki zuwa zafin jiki na 95 ° C a ƙimar 3 ° C/10min, sannan a dumama shi zuwa 160 ° C a daidai yanayin tashin zafin na 4h, sannan a sanyaya shi daga tanda zuwa zafin jiki.

6. An kashe bututun mica, an cire tef ɗin zane na gilashi a saman, sannan a sarrafa shi kamar yadda ake buƙata.