An haɓaka fasahar kera motoci, kayan aikin gogayya suma sun samo asali ta kowace hanya, galibi an raba su zuwa manyan rukunai da yawa:
Tsarin birki na halitta
Kafin shekarun 1970, birki na ƙunshe da kayan asbestos masu yawa, suna ɗaukar matsanancin zafin jiki, juriya na wuta, da halayen juzu'i, amma saboda foda da asbestos ke samarwa a cikin samarwa da amfani, akwai nau'ikan lalacewa ga jikin ɗan adam. , wanda ke da sauƙin haifar da tsarin numfashi.Cututtuka har da ciwon daji, don haka a halin yanzu an hana birkin auduga ta duniya.
Sa'an nan, na'ura mai ba da hanya tsakanin hanyoyin sadarwa na zamani birki pads ake kira NAO birki pads (Non-Asbestos Organic, babu dutse-free Organic birki pads), wanda gaba daya ya ƙunshi 10% -30% na karfe kayan, da kuma hada da shuka fibers, gilashin Fibers, carbon, roba, gilashi da sauran kayan.
Kayan birki na kwayoyin halitta sun inganta aiki a cikin lalacewa da sarrafa surutu ta shekaru masu yawa na haɓakawa da haɓaka kayan aiki, amma kuma sun dace da tuƙi na yau da kullun.Kurar da aka haifar da kuma lalacewar diskin birki ya ragu.Koyaya, saboda tsadar kayan aiki, da sauransu, fim ɗin birki na halitta gabaɗaya yana da tsada, kuma masana'anta na asali gabaɗaya za a yi amfani da su akan matsakaici da ƙima.
Semi-karfe birki kushin
The abin da ake kira rabin karfe ne yafi a gogayya abu amfani a cikin irin wannan birki gammaye, daga game da 30% -65% na karfe - ciki har da jan karfe, baƙin ƙarfe, da dai sauransu Halayen wannan birki kushin ne yafi sanyi, high zafin jiki juriya. in mun gwada da ƙananan farashi, kuma rashin amfani shine saboda dalilai na kayan aiki, amo a lokacin birki zai zama babba, kuma lalacewa na kayan ƙarfe zuwa faifan birki zai zama babba.Tun da Semi-metal birki kushin yana da halaye na mu a sama, akwai yafi biyu manyan aikace-aikace, daya ne asali factory goyon bayan birki gammaye na matsakaici da kuma low-karshen model - wannan yanayin ne low price.Sauran shugabanci shine yafi a fagen gyaran fata na birki - saboda birki na karfe yana da kyau, ya fi dacewa da manyan motoci masu girma ko a cikin abubuwa daban-daban.Bayan haka, ta wannan hanyar amfani, matsakaicin zafin jiki na fatar birki zai kai ma fiye da digiri 800 na ma'aunin celcius.Don haka za mu iya ganin cewa yawancin samfuran da aka gyara suna da kayan ƙarfe mafi girma don birki na tuki da abubuwan da suka faru.
Ceramic birki kushin
Za a iya siffanta mashin ɗin yumbura a matsayin rashin isassun ganyayen birki na kwayoyin halitta da rabin ƙarfe.Kayansa galibi ana haɗa su da abubuwa iri-iri kamar su zaruruwan ma'adinai, filayen aramid, da zaruruwan yumbu.A gefe guda, lokacin da babu kayan ƙarfe, kushin birki da faifan birki, za a rage ƙarar sosai.A lokaci guda, lalacewar diski na birki zai ragu sosai.Bugu da ƙari, ƙwanƙolin yumbura na iya tsayawa tsayin daka a cikin matsanancin zafin jiki, guje wa shingen birki na Organic ko ƙarfe saboda dogon lokaci ko tsayi mai tsayi, saboda ƙarfin birki na narkewar kayan, ingantaccen aminci.Har ila yau, ya fi lalacewa.
Lokacin aikawa: Dec-09-2021