Kuwunika kwa njira yopangira laminating ya FR4 epoxy glass fiber board

FR4 epoxy galasi CHIKWANGWANI bolodi akhoza kupereka sewero lathunthu kwa makina ake katundu pansi sing’anga kutentha; pansi pa malo otentha kwambiri, amatha kupereka masewera onse kuzinthu zake zamagetsi. Chifukwa chake, chifukwa cha izi, bolodi la epoxy ndiloyenera kwambiri pazigawo zamapangidwe apamwamba kwambiri pamagetsi ndi zamagetsi. Ili ndi mphamvu zamakina apamwamba komanso kukana kuwonongeka kwamagetsi kuposa board standard 3240.

Njira zazikulu za FR4 epoxy galasi CHIKWANGWANI chamagalasi ndizofunikira kutentha, kukakamiza, kuchiritsa, kuzirala, kuwononga zina ndi zina.

About lamination ndondomeko ya FR4 epoxy galasi CHIKWANGWANI bolodi

1. Gawo loyambitsako kutentha: Ikani bolodi la epoxy pamalo osindikizira otentha ndikuwotcha kwa mphindi 30 kutentha pafupifupi 120 ° C, kuti utomoni wa epoxy ndi zinthu zolimbikitsazo ziphatikizidwe kwathunthu, ndipo volatiles imasefukira. Sitepe iyi ndi yovuta kwambiri. Ngati nthawiyo ndi yochepa kwambiri ndipo kutentha sikukwanira, n’zosavuta kutulutsa thovu, ngati kutentha kuli kwakukulu komanso nthawi yayitali kwambiri, chopanda kanthu chidzatuluka.

2. Gawo lowumba atolankhani otentha: Munthawi imeneyi, kutentha, nthawi, ndi kupanikizika zidzakhudza mwachindunji chinthu chomaliza, ndipo izi ziyenera kukhala zikusintha nthawi zonse kutengera zakuthupi. Mwachitsanzo, pa nsalu ya epoxy phenolic laminated, kutentha kumakhala pafupifupi 170 ° C, ndipo ngati nsalu yagalasi ya epoxy silikoni, kutentha kumayikidwa pafupifupi 200 ° C. Ngati bolodi ndi woonda, kuchepetsa kutentha kukanikiza kutentha.

3. Kuziziritsa ndi kugwetsa: Mukakanikiza, ikani bolodi la epoxy m’madzi ozizira kuti muzizire, nthawiyo ili pakati pa theka la ola ndi ola limodzi. Panthawi imeneyi, chidwi chiyenera kuperekedwa pa kusintha kwa nkhawa zamkati. Kuwonjezeka kwa kutentha kwakukulu ndi kutsika kumapangitsa kuti bolodi la laminated likhale lopindika ndi kupunduka.

1. Chithandizo chapambuyo: Sitepe iyi ndikupangitsa kuti magwiridwe antchito a epoxy board akhale apamwamba. Mwachitsanzo, kuyika bolodi mu uvuni kuti mulandire kutentha kumatha kuthetsa zotsalira zamkati.

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