Ana yawan tambayar mu game da sassauci. Tabbas, me yasa kuma zaku buƙaci allon "flex"?
"Shin allon flex zai fashe idan yayi amfani da jan karfe na ED a kai?"
A cikin wannan labarin muna so mu bincika abubuwa daban-daban guda biyu (ED-Electrodeposited da RA-rolled-annealed) kuma mu lura da tasirin su akan tsawon rayuwa. Ko da yake masana'antun sassauƙa sun fahimta da kyau, ba mu samun wannan muhimmin saƙo ga mai ƙirar allo.
Bari mu ɗauki ɗan lokaci don yin bitar waɗannan nau'ikan foil guda biyu. Anan ga sashin giciye na RA Copper da ED Copper:
Sassauci a cikin jan karfe yana fitowa daga abubuwa da yawa. Tabbas, bakin ciki shine jan karfe, mafi sauƙin sassauƙan allon. Baya ga kauri (ko bakin ciki), hatsin jan karfe kuma yana rinjayar sassauci. Akwai nau'ikan jan karfe guda biyu na yau da kullun waɗanda ake amfani da su a cikin PCB da kasuwannin kewayawa: ED da RA kamar yadda aka ambata.
Roll Anneal Copper Foil (RA tagulla)
Rolled Annealed (RA) Copper an yi amfani da shi sosai a cikin masana'antar kera da'irori mai sassauƙa da masana'antar ƙirƙira ta PCB tsawon shekaru da yawa.
Tsarin hatsi da ƙasa mai santsi shine manufa don aikace-aikacen kewayawa mai ƙarfi, sassauƙa. Wani yanki mai ban sha'awa tare da nau'ikan jan ƙarfe na birgima yana wanzuwa a cikin sigina da aikace-aikace masu girma.
An tabbatar da cewa rashin ƙarfi na jan ƙarfe na iya yin tasiri ga asarar shigarwa mai girma-yawa kuma saman jan ƙarfe mai santsi yana da fa'ida.
Eleybrysis Clail na ƙarfe (ya kafa tagulla)
Tare da jan ƙarfe na ED, akwai babban nau'in foils game da rashin ƙarfi na ƙasa, jiyya, tsarin hatsi, da sauransu. A matsayin babban sanarwa, ED jan ƙarfe yana da tsarin hatsi a tsaye. Ma'auni na ED jan ƙarfe yawanci yana da ɗan ƙaramin bayanin martaba ko ƙasa mara kyau idan aka kwatanta da Rolled Annealed (RA) Copper. ED jan ƙarfe yana kula da rashin sassauci kuma baya inganta ingantaccen sigina.
EA jan ƙarfe bai dace da ƙananan layi da kuma juriya mara kyau ba don haka ana amfani da jan ƙarfe na RA don PCB mai sassauƙa.
Duk da haka, babu wani dalili na tsoron ED jan ƙarfe a cikin aikace-aikace masu ƙarfi.
Duk da haka, babu wani dalili na tsoron ED jan ƙarfe a cikin aikace-aikace masu ƙarfi. Akasin haka, shine zaɓi na gaskiya a cikin sirara, aikace-aikacen mabukaci mara nauyi waɗanda ke buƙatar ƙimar sake zagayowar. Abin damuwa kawai shine kulawa da hankali inda muke amfani da plating "ƙari" don tsarin PTH. RA foil shine kawai zaɓi da ake samu don ma'aunin nauyi na tagulla (sama da 1 oz.) Inda ake buƙatar aikace-aikace masu nauyi na yanzu da sassauƙa mai ƙarfi.
Don fahimtar fa'idodi da rashin amfani na waɗannan kayan biyu, yana da mahimmanci a fahimci fa'idodin duka farashi da aikin waɗannan nau'ikan nau'ikan tagulla guda biyu kuma, kamar yadda yake da mahimmanci, abin da ke cikin kasuwanci. Mai zane yana buƙatar yin la'akari ba kawai abin da zai yi aiki ba, amma ko ana iya sayan shi a farashin da ba zai fitar da samfurin ƙarshe daga kasuwa ba.
Lokacin aikawa: Mayu-22-2022