Asali ilimin PCB da'ira

1. Gabatarwa zuwa jan karfe tsare

Gobe ​​na jan ƙarfe): wani nau'in Katporytic kayan, bakin ciki, mai ci gaba da ƙarfe na ƙarfe da aka sanya a kan sansanin jirgi, wanda ke aiki a matsayin mai jagorar PCB. Yana cikin sauƙi a sauƙaƙe a cikin Layer Layer, yarda da buga kariya ta kariya, da kuma samar da tsarin kewaye bayan lalata. Gwajin madubi na tagulla (gwajin madubi na tagulla): Gwajin lalacewa na lalacewa, ta amfani da fim ɗin fim ɗin a kan farantin gilashin.

Kayawar jan karfe da kuma wani yanki na sauran karafa. Fiil na jan ƙarfe yana da kilo 90 da 88 na, wannan shine, abun cikin tagulla shine 90% da 88%, kuma girman shine 16 * 16cm. Fiil na jan karfe shine mafi yawan amfani kayan ado. Kamar: otals, haikalin gumaka, alamun Buddha, Tala Mosaics, Mafarki, da dai sauransu.

 

2. Halayen Samfutukuwa

Gobe ​​na jan ƙarfe yana da halaye marasa iskar oxygen kuma za'a iya haɗe shi da subsrates, kamar kayan ƙarfe, da sauransu, kuma yana da kewayon zafin jiki sosai. Galibi ana amfani dashi a cikin garkuwa da lantarki da etistatic. An sanya katako nazarin ƙarfe a farfajiya na substrate kuma a haɗe shi da ƙarfe substrate, wanda yake da kyakkyawan aiki da samar da sakamako kariya. Za a iya raba shi: jan ƙarfe na kai, da zare na jan karfe mai zurfi, da zare na jan ƙarfe, da sauransu.

Fati na Kasuwanci na lantarki (tsarkaka sama da 99.7%, kauri 5um-105um) yana daya daga cikin kayan masana'antar lantarki. Saurin ci gaban masana'antar lantarki, amfani da kayan lantarki na lantarki yana karuwa, kuma kayan aikin lantarki, da sauransu kasuwanni, da sauransu kasuwanni da ke cikin gida suna da karuwa Fasali na lantarki na lantarki, musamman maɗaukakin aikin lantarki na lantarki. Kungiyoyin kwararrun masu dacewa da suka yi hasashen cewa zuwa 2015, buƙatun na gida na kasar Sin don nazarin tanadi 300, kuma China za ta zama tushe mafi girma a duniya don buga alamu da jan ƙarfe. Kasuwa don katangar safiya ta tebur na lantarki, musamman maɗaukakin aiki, yana da kyakkyawan fata. .

3. Hanyar tattalin arziki da jan karfe

Za'a iya raba tsare mai narkewa zuwa kashi biyu na masana'antu: mirgine fage zare (Ra tsare zare na tagulla) da kuma nuna tsare zare na tagulla (Ed na tagulla). Daga gare su, birgima fanko na jan ƙarfe yana da matukar wahala da sauran halaye, wanda ake amfani dashi a farkon sink din. Gobe ​​na tagulla, da jan ƙarfe na lantarki yana da fa'idar ƙananan masana'antu fiye da murfin tagulla. Tun lokacin da aka birgima na jan ƙarfe shine mahimman kayan masarufi don allon sassauƙa, haɓaka halayen da canje-canjen farashin da aka birgima da masana'antar sassauƙa.

Tun da akwai ƙarancin masana'antun na birgima na ƙarfe, kuma fasahar ita ce a hannun wasu masana'antun, abokan ciniki suna da ƙarancin iko akan farashi da wadata. Sabili da haka, ba tare da shafewa na samfurin ba, ana amfani da fashin teku na lantarki maimakon mirgine jan karfe mai yiwuwa. Koyaya, idan kaddarorin jiki na jan ƙarfe da kanta zai shafi abubuwan da suka gabata a cikin kwanakin da ke cikin gida ko kuma kayan masarufi, da samfuran mura saboda abubuwan sadarwa.

Akwai manyan matsaloli guda biyu don samar da birgima na tagulla, cikas da cikas da cikas. Abun baya na kayan aiki yana nufin buƙatar samar da kayan kwalliya na ƙarfe, kuma yana da matukar muhimmanci a mamaye albarkatu. A gefe guda, matsalolin fasaha na hana ƙarin shiga. Baya ga fasahar Ca'ender, magani na saman hadin abu ko fasahar kere kere kere-hadsi. Yawancin manyan masana'antu na duniya suna da fasahar fasaha da yawa da fasaha ta san yadda, wanda ke ƙara shinge don shigarwa. Idan sabbin masu shiga-girbi na girbi na girbi da samarwa, ana kange su da farashin manyan masana'antun, kuma ba shi da sauƙi ga shiga kasuwa. Sabili da haka, da duniya ta yi watsi da itace mai narkewa har yanzu mallakar kasuwa ce da ke da ƙarfi.

3. Ci gaban jan karfe na teku

Gobe ​​na tagulla a cikin Ingilishi shine lantarki mai mahimmanci, wanda muhimmin abu ne mai mahimmanci ga ƙirar clad Laminate (CCL) da buga bulo (CLB) da buga da'irar Turai (CCL) da buga da'irar Circ. A cikin saurin ci gaban masana'antar lantarki, ana kiran sa zare na lantarki: "" cibiyar sadarwar tauhidi ta samfurin lantarki da watsa wutar lantarki da kuma sadarwa da sadarwa. Tun daga 2002, darajar samar da buga da'irar da aka buga a China ya wuce matsayi na uku a duniya, da kuma Clickstrate Laminates, da substrate kayan na uku mafi girma a duniya. A sakamakon haka, masana'antar tagulla ta kasar Sin ta kirkira ta hanyar tsalle-tsalle a cikin 'yan shekarun nan. Don fahimta da fahimtar abubuwan da suka gabata da na duniya da ci gaban masana'antar tagulla na kasar Sin, kuma suna fatan gaba, masana daga tseren masana'antar masana'antu na nuna ci gaba.

Daga hangen masana'antar samarwa da ci gaban masana'antu na lantarki, za a iya raba tsarin ta na jan karfe na farko da kuma lokacin da aka fara kasuwancin coil na lantarki. Jafananci na Jafananci ya rufe lokacin lokacin da uperpriises cikakke ne ke nuna kasuwar duniya; Lokacin da duniya take da ƙwala ta gasa don gasa don kasuwa.