PTFE High-Zazzabi Tef don FPC Hot Press Lamination Kariya

A matsayin ƙwararrun masana'anta na tef ɗin zafi mai zafi na PTFE, Jiangsu Aokai New Materials yana ba ku cikakken bayani. A cikin zafi lamination tsari na M Printed Circuit Boards (FPC), PTFE high-zazzabi tef adireshi biyu key lahani - substrate wrinkling da m canja wurin - ta hanyar hade effects na muhimmi abu Properties (low surface makamashi, high girma kwanciyar hankali) da kuma gyara aiki fasahar (stacking tsarin zane, siga iko). Yana aiki azaman madaidaicin keɓewa mai tsabta  da matsi mai daidaita Layer buffer.

I. Abubuwan da ke haifar da ƙumburi na Substrate da Canja wurin m

Wrinkling Substrate Tushen ya ta'allaka ne a cikin rashin daidaituwar zafi da rarraba matsa lamba. FPC ta ƙunshi abubuwa da yawa kamar fim ɗin PI, foil na jan karfe da adhesives tare da ƙididdiga daban-daban na faɗaɗa thermal (CTE). Bugu da ƙari, abubuwan ƙirƙira allon kewayawa gami da kaurin jan ƙarfe mara daidaituwa da matakai masu ƙarfi za su haifar da rarraba matsi mara daidaituwa. Zafin da ba daidai ba da matsa lamba yana haifar da damuwa na kayan ciki, yana haifar da wrinkling, warping da delamination.

Canja wurin Adhesive (Sauran Adhesive) Wannan yana faruwa ne ta hanyar dubawa da lahani. Semi-warkar da m na murfin fim don lamination narke da gudana a ƙarƙashin babban zafin jiki, kuma adheres zuwa saman kayan keɓewa. A halin yanzu, idan silicone-m m m mai rufi a baya na PTFE tef ba shi da isasshen zafin jiki juriya ko mismatched tsari sigogi, cohesive gazawar zai faru a high zafin jiki, haifar da wani m m canja wuri a kan FPC surface.

II. Mahimman Dabaru na Tef ɗin Maɗaukakin Zazzabi na PTFE don Rigakafin Lalacewar

Rigakafin Rubutun Substrate Wrinkling

Thermal girgiza kadaici & uniform matsa lamba rarraba A cikin daidaitaccen tsarin stacking: Hot farantin → PTFE tef → silicone matashin → FPC → PTFE tef → Hot farantin , PTFE tef aiki a matsayin saki Layer. Tsayayyen yanayin zafi yana tabbatar da canja wurin zafi iri ɗaya. Haɗin kai tare da matattarar buffer silicone, yana sauƙaƙa damuwa ta hanyar bambance-bambancen haɓakar thermal da daidaita matsa lamba gabaɗaya, guje wa tattara damuwa na gida da wrinkling na gaba. Don samar da madaidaicin ƙima, gilashin-fiber ƙarfafa tef ɗin PTFE tare da ƙananan CTE ana ba da shawarar don ingantacciyar kwanciyar hankali.

Tsayayyen taga sarrafa zafin zafi Layer PTFE yana toshe tasirin zafi kai tsaye. Haɗe tare da zafin zafi na matashin silicone, zafin zafi ya zama mai laushi da kwanciyar hankali. Yana sarrafa bambancin zafin jiki na interlayer tsakanin ≤ 5 ~ 7 ℃ a lokacin gelling m, yana ba da damar cikakkiyar shayewar iska kafin a kwantar da hankali, da kuma kawar da wrinkling ta hanyar gelling wanda bai kai ba. Ana ba da shawarar dumama ƙimar babban sashin haɓaka zafin jiki don sarrafa shi a 4.5 ~ 5.0 ℃ / min.

Kawar da Canja wurin Adhesive

Kayayyakin da ba na sanda ba tare da PTFE mai ƙarancin ƙarfi yana da fasalulluka madaidaicin ƙarancin makamashi (18mN/m), ƙasa da na narkakken guduro da adhesives. Tare da kyakkyawan aikin da ba na sanda ba mai kama da kayan dafa abinci mara sanda, ana iya kwasar shi cikin sauƙi bayan lamination ba tare da ɓata abubuwan FPC ba ko barin ragowar manne.

Zaɓin tsarin manne mai girma don guje wa canja wurin tef ɗin kai-da-kai, tef ɗin PTFE da aka tsara tare da mannen matsi mai ƙarfi na silicone mai inganci za a ɗauka. Babban mannen silicone yana kula da ingantaccen aiki har zuwa 260 ℃, yana tabbatar da ragowar manne a cikin dogon lokaci na ci gaba da samarwa. Matsayin juriya na zafin jiki zai cika buƙatun tsari (210-260 ℃).

Cikakkun Maganin Adhesives A lokacin rufewa da kuma samar da tef ɗin Aokai PTFE, lokacin warkewa mara kyau, zafin jiki ko saurin gudu zai haifar da rashin cikakkiyar warkewar mannewa, wanda ke ƙara haifar da matsalolin mannewa a cikin aikace-aikacen na gaba.

Jiangsu Aokai New Material Technology Co., Ltd ne ya samar da abun cikin da ke sama.

Idan kana buƙatar ƙarin bayani game da ƙayyadaddun samfur, yanayin aikace-aikacen da keɓance mafita don cikakken layin samfuranmu, gami da PTFE high-zazzabi zane, PTFE high-zazzabi tef, PTFE high-zazzabi raga bel, sumul fusing inji bel, guda-gefe PTFE rufi masana'anta, high-zazzabi resistant isar bel da high-tebur gilashin don Allah ji da mu.

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