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Wadanne nau'ikan laminates na jan karfe ne da aka saba amfani da su a cikin masana'antar PCB masu caji mara waya?

  • 2023-04-20 18:17:46


Babban abu na PCB mara waya ta caji laminate ne na tagulla, kuma laminate mai rufin tagulla (lamintin jan ƙarfe) ya ƙunshi maƙallan ƙarfe, foil na tagulla da mannewa.Substrate wani laminate ne mai rufewa wanda ya ƙunshi guduro roba na polymer da kayan ƙarfafawa;surface na substrate an rufe shi da wani Layer na tsarki jan karfe tsare da high conductivity da kuma kyau weldability, da na kowa kauri ne 18μm ~ 35μm ~ 50μm;an rufe foil ɗin tagulla akan mashin ɗin Laminate ɗin jan ƙarfe a gefe ɗaya ana kiransa laminate mai gefe guda ɗaya, kuma laminate ɗin tagulla mai bangon tagulla wanda aka rufe da bangon tagulla ana kiransa laminate mai gefe biyu.Ko za a iya rufe foil ɗin tagulla da ƙarfi a kan abin da aka gama ta m.Laminate na jan karfe da aka saba amfani da su suna da kauri uku: 1.0mm, 1.5mm da 2.0mm.



Menene nau'ikan laminates masu suturar tagulla
1. Bisa ga ingantattun injinan laminate na jan karfe, ana iya raba shi zuwa: laminate mai tsauri na jan ƙarfe (Rigid Copper Clad Laminate) da laminate mai sassauƙa na jan ƙarfe (Madaidaicin Copper Clad Laminate).
2. Bisa ga daban-daban insulating kayan da Tsarin, shi za a iya raba zuwa: Organic resin CCL, karfe tushen CCL, da yumbu na tushen CCL.
3. Dangane da kauri na laminate na jan karfe, ana iya raba shi zuwa: faranti mai kauri [nauyin kauri na 0.8 ~ 3.2mm (ciki har da Cu)], farantin bakin ciki (kewayon kauri na kasa da 0.78mm (ban da Cu)].
4. Bisa ga kayan ƙarfafawa na laminate na jan karfe, an raba shi zuwa: gilashin zane mai tushe na jan karfe mai laushi, takarda mai launi na laminate, hadaddiyar tushe mai launi na jan karfe (CME-1, CME-2).
5. A bisa ma'aunin ma'aunin wuta, an raba shi zuwa: allo mai kare harshen wuta da kuma allo mara nauyi.

6. Bisa ga UL matsayin (UL94, UL746E, da dai sauransu), da harshen wuta retardant maki na CCL an raba, kuma m CCL za a iya raba hudu daban-daban harshen retardant maki: UL-94V0, UL-94V1, UL-94V2 Class da kuma Saukewa: UL-94HB.



Nau'ukan gama gari da halaye na laminates masu suturar jan ƙarfe
1. Copper-clad phenolic paper laminate shi ne samfurin da aka yi da kayan da aka yi da takarda mai lalata (TFz-62) ko auduga fiber impregnated takarda (1TZ-63) mai ciki tare da resin phenolic da zafi mai zafi.Fil guda ɗaya na rigar da ba alkali ba, gefe ɗaya an lulluɓe shi da foil na jan karfe.An fi amfani da shi azaman allon kewayawa a cikin kayan aikin rediyo.
2. Copper-sanye phenolic gilashin zane laminate ne mai laminated samfurin sanya daga Alkali-free gilashin zane impregnated da epoxy phenolic guduro da zafi-guga man.Ɗaya ko ɓangarorin biyu an lulluɓe shi da foil na jan karfe, wanda ke da nauyi mai nauyi, lantarki da kayan aikin injiniya.Kyakkyawan, sauƙin sarrafawa da sauran fa'idodi.Fuskar allon rawaya ne mai haske.Idan ana amfani da melamine azaman wakili na warkewa, saman allon zai zama kore mai haske tare da nuna gaskiya.Ana amfani da shi musamman azaman allon kewayawa a cikin kayan aikin rediyo tare da babban zafin aiki da mitar aiki.
3. Laminate PTFE da aka yi da tagulla wani laminate ne da aka yi da tagulla da aka yi da PTFE a matsayin substrate, an rufe shi da foil na tagulla da matsi mai zafi.An fi amfani dashi don PCB a cikin manyan layukan mitoci da matsananci-high.
4. Copper-clad epoxy gilashin zane laminate ne da aka saba amfani da abu ga rami metallized kewaye allon.
5. Fim ɗin polyester mai laushi mai laushi shine kayan da aka yi da nau'in tsiri da aka yi da fim ɗin polyester da jan ƙarfe mai zafi.Ana mirgina shi cikin siffa mai karkace kuma a sanya shi cikin na'urar yayin aikace-aikacen.Don ƙarfafawa ko hana danshi, sau da yawa ana zuba shi cikin duka tare da resin epoxy.Ana amfani da shi ne don sassauƙan allon kewayawa da igiyoyi masu bugawa, kuma ana iya amfani da shi azaman layin miƙa mulki don masu haɗawa.
A halin yanzu, za a iya raba laminates ɗin da aka yi da jan ƙarfe wanda aka kawo akan kasuwa zuwa nau'ikan masu zuwa daga hangen nesa na kayan tushe: takarda takarda, ƙirar fiber gilashin, ƙirar fiber ɗin roba, ƙirar masana'anta da ba a saka ba, da kayan haɗin gwal.



Abubuwan da aka fi amfani da su don laminate ɗin jan ƙarfe
FR-1--Phenolic auduga takarda, wannan tushe abu ana kiransa bakelite (mafi tattalin arziki fiye da FR-2) FR-2 - - phenolic auduga takarda FR-3 - - takarda auduga (Takarda auduga), resin epoxy FR- 4- - Gilashin gilashi (Gilas ɗin da aka saka), resin epoxy FR-5 - - gilashin gilashi, resin epoxy FR-6 - gilashin sanyi, polyester G-10 - zanen gilashi, epoxy resin CEM-1 - - - takarda nama, resin epoxy (mai kare harshen wuta) CEM-2 - - takarda nama, resin epoxy (marasa harshen wuta) CEM-3 - - gilashin gilashi, resin epoxy CEM-4 - - gilashin gilashi, epoxy guduro CEM -5 - gilashin gilashi, polyester AIN --aluminum hydride SIC-- silicon carbide

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