Akwai gagarumin bambance-bambance tsakaninsilicon carbide cruciblesda graphite crucibles a yawancin fannoni kamar kayan aiki, matakai, aiki, da farashi. Waɗannan bambance-bambance ba kawai suna shafar tsarin masana'anta ba, har ma suna ƙayyade tasirin sa da yanayin aikace-aikacen.
babban bambanci
Gilashin ginshiƙi an yi su ne da graphite flake na halitta kuma ana amfani da yumbu azaman ɗaure. Wannan haɗin yana ba da graphite crucible kyakkyawan yanayin zafi da juriya mai zafi, yana sa ya dace da aikace-aikace a cikin matakan narkewar zafin jiki. Tsari na musamman da babban ƙarfin zafin zafin jiki na graphite flake na halitta ya sa graphite crucibles ya shahara sosai a cikin masana'antar ƙarfe da masana'antu.
Silicon carbide crucible ya dogara ne akan graphite flake na halitta, tare da silicon carbide a matsayin babban sashi da guduro mai zafin jiki azaman mai ɗaure. A matsayin babban abu mai wuyar gaske, silicon carbide yana da juriya mai tsayi sosai da kwanciyar hankali, yana ba da damar amfani da crucibles na silicon carbide a cikin mafi munin yanayi. Yin amfani da guduro mai zafin jiki kuma yana haɓaka ƙarfin ƙugiya gaba ɗaya da dorewa.
Bambance-bambancen tsari
Tsarin masana'anta na graphite crucible ya dogara ne akan latsa hannu da injina. Kananan guraben faifan faifai gabaɗaya ana yin su ne ta hanyar latsawa na inji, sannan a juye su a cikin kiln a yanayin zafin da ya kai digiri 1,000, kuma a ƙarshe an shafe su da glaze na hana lalata ko fenti mai tabbatar da danshi don ƙara ƙarfi da juriya na lalata. Wannan tsari na al'ada, yayin da yake da tsada, yana da iyakancewa dangane da ingantaccen samarwa da daidaiton inganci.
Tsarin samarwa na silicon carbide crucible yana da ingantacciyar ci gaba, ta amfani da kayan latsawa na isostatic da dabarar kimiyya. Fasahar latsawa ta isostatic tana amfani da matsa lamba iri ɗaya (har zuwa 150 MPa), yana haifar da mafi girma yawa da daidaito a cikin crucible. Wannan tsari ba wai kawai yana inganta ƙarfin injin na crucible ba, har ma yana ƙara haɓaka juriya ga girgizawar zafi da lalata.
Bambance-bambancen aiki
Dangane da aikin, akwai bambance-bambance masu mahimmanci tsakanin graphite crucibles da silicon carbide crucibles. Gilashin ginshiƙi suna da nauyin 13 kA/cm², yayin da siliki carbide crucibles suna da yawa daga 1.7 zuwa 26 kA/mm². Rayuwar sabis na crucibles graphite yawanci sau 3-5 fiye da na silicon carbide crucibles, wanda galibi saboda ƙarfin abu mafi girma da juriya na siliki carbide crucibles.
Bugu da ƙari, bambancin zafin jiki tsakanin ciki da waje na graphite crucible yana da kusan digiri 35, yayin da bambancin zafin jiki na silicon carbide crucible kawai digiri 2-5 ne kawai, wanda ya sa silicon carbide crucible ya fi girma ta fuskar kula da zafin jiki da kuma thermal. kwanciyar hankali. Juriya na acid da alkali da juriya na siliki carbide crucibles suma sun fi na graphite crucibles girma, wanda ke inganta ƙarfin kuzari sosai kuma yana adana kusan 50% kuzari fiye da graphite crucibles.
bambanci a farashin
Saboda bambance-bambance a cikin kayan aiki da tsarin masana'antu, graphite crucibles da silicon carbide crucibles suma suna da bambance-bambancen farashi. Yawanci, siliki-carbide crucibles sun fi tsada fiye da graphite crucibles kusan sau uku. Wannan bambance-bambancen farashin yana nuna mahimman fa'idodin siliki carbide crucibles dangane da farashin kayan, ƙayyadaddun tsarin masana'anta da aiki.
A taƙaice, duk da cewa siliki-carbide crucibles sun fi tsada, ƙarfin ƙarfinsu, juriyar lalata, da ƙarfin kuzari ya sa su zama zaɓi mafi inganci don aikace-aikacen da yawa masu buƙata. An ci gaba da yin amfani da ginshiƙan ginshiƙai a cikin aikace-aikacen gargajiya da yawa saboda ƙarancin farashi da kyawawan kaddarorin su. Abubuwan fa'ida da rashin amfani na waɗannan ƙullun biyu sun ƙayyade cewa sun dace da yanayin aikace-aikacen daban-daban.
Lokacin aikawa: Juni-13-2024