Nau'in AmsaSilicone Carbide (RBSiC/SiSiC)
A halin yanzu, akwai adadi mai yawa na masana'anta don samar da samfuran SIC na Reaction Bonded ga masana'antu daban-daban. Shandong Zhongpeng Special Ceramics Co., Ltd ya kamata ya zama ɗaya daga cikin mafi kyawun masu samar da samfuran Reaction Bonded SIC, irin su bututun ƙarfe da sauransu a cikin wutar lantarki, yumbu, kiln, baƙin ƙarfe da ƙarfe, mine, kwal, alumina, man fetur, sunadarai , jika desulphurization, inji masana'antu, da sauran musamman masana'antu a duniya.
Ana iya raba Reaction Bonded SIC zuwadauki- bonded silicon carbidekumadauki-kafa silicon carbide, bisa ga ko farkon farawar ya ƙunshi barbashi na siliki carbide.
Silikon carbide mai ɗaukar martani
Silikon carbide da ke da alaƙa da amsa yana nufin tsari don samar da hadafin siliki carbide. A cikin halin da ake ciki cewa farawar blank ya ƙunshi silicon carbide foda. A cikin tsarin amsawa, carbon da silicon suna amsawa don ƙirƙirar sabon lokaci na siliki carbide kuma suna haɗuwa tare da siliki carbide na asali. Tsarin shirye-shiryen shine kamar haka, wanda shine hanyar da aka saba amfani da ita:
Cakuda silicon carbide foda, carbon foda da kwayoyin dauri;
Samar da cakuda bushe da debonded;
A ƙarshe, samun abin da ke da alaƙa da silicon carbide ta hanyar shigar da siliki.
Silicon carbide da ke da alaƙa da amsa ta wannan hanyar gabaɗaya ya ƙunshi babban hatsin siliki carbide crystal da babban abun ciki na silicon kyauta. Duk da haka, wannan hanya tana da tsari mai sauƙi da ƙananan farashi. A halin yanzu,
Silikon carbide mai amsawa
Farawa mara kyau na silicon carbide mai amsawa ya ƙunshi carbide kawai. Farawa mara kyau na carbon mai ƙyalƙyali ana amsawa da siliki ko siliki na siliki don shirya kayan haɗakar siliki na siliki. Hucke ne ya fara ƙirƙira wannan tsari. Har ila yau, hanyar Hucke tana da illa. Tsarin shirye-shiryensa ya fi rikitarwa. Farashin wannan hanya ya fi girma. A lokaci guda, babban adadin iskar gas yana tasowa yayin fashewar thermal. Wannan zai haifar da fashewar china mai sauƙi. Saboda haka, wannan hanya ya fi wuya a samar da samfurori masu girma.
Bugu da ƙari, ana amfani da coke na man fetur a matsayin ɗanyen kayan aiki don shirya duk shingen carbon, sa'an nan kuma an kafa silicon carbide. Duk da haka, kaddarorin kayan da aka shirya suna da ƙananan ƙananan. Ƙarfinsa gabaɗaya yana ƙasa da 400mpa. Daidaitawar siliki carbide da aka samu ba shi da kyau. Saboda ƙananan farashin man coke, farashin wannan hanyar yana da ƙananan ƙananan.
Stakaitawa
Idan aka kwatanta da sauran hanyoyin shirye-shiryen silicon carbide yumbu, hanyar haɗin kai tana da fa'idodi na musamman. A halin yanzu, binciken da aka yi a wannan yanki ya fi mayar da hankali kan nazarin tsarin sinadarai da kuma yanayin tsari da kaddarorin samfuran. Duk da haka, binciken da aka yi akan ƙirƙira ba komai kaɗan ne. Ko da yake akwai da yawa karatu a kan dauki dauki tsakanin su, akwai 'yan karatu a kan permeability motsin zuciyarmu, da dauki inji da kuma abun da ke ciki na kayan lokaci na alloying tsari. Akwai 'yan karatu game da shirye-shiryen kayan aiki tare da kaddarorin sarrafawa da sifofi ta hanyar haɗuwa da shigar da siliki da sauran kayan. Wadannan bangarorin har yanzu suna bukatar nazari.
Lokacin aikawa: Mayu-15-2018