Cubic Silicon Carbide Whiskersbabban gemu mai ƙarfi ne mai siffa (ɗaya mai girma) monolithic, wanda ke da kyawawan kaddarorin injina da yawa kamar ƙarfin ƙarfi da ƙima.Ana amfani da shi sosai a cikin kayan haɗin ƙarfe na tushen ƙarfe da yumbu.An fi amfani da shi a cikin manyan abubuwan zafi a fagen kayan aikin yumbu, filin sararin samaniya, ɗaukar kaya, manyan famfo na laka, da dai sauransu.

Halayen jiki: nau'in crystal ne mai siffar cubic, wanda shine nau'in crystal iri ɗaya da lu'u-lu'u.

Siffofin sinadarai: anti-wear, high zafin jiki juriya, musamman zafi girgiza juriya, lalata juriya, radiation juriya.

Application: high-karshen yumbu hali, mold, high-voltage harbe, high zafin jiki juriya, da dai sauransu.

Silicon carbide yana da tsarin lu'u-lu'u.Wannan ya faru ne saboda abubuwan carbon da silicon waɗanda ke samar da SiCs.Suna cikin ɓangaren SP na IVA a cikin teburin zagayowar kashi.Lokacin da waɗannan abubuwa suka samar da lu'ulu'u An shirya babban kwanciyar hankali SP3, akwai maɓallin covalent mai ƙarfi, halayen farashin gama gari da ƙarfin maɓalli, ƙayyadaddun cewa silicon carbide yana da wasu ƙarfi da ƙarfin injin.Taurin MOBS na SIC ya kai 9.5, na biyu kawai zuwa lu'u-lu'u.Cubic SiC whiskers suna da tauri mafi girma, modulus, ƙarfin ɗaurewa da juriya mai zafi fiye da sauran kayan wukar.

SiC wuski za a rarraba a ko'ina a cikin m kayan jiki a matsayin kashi na biyu barbashi, wanda zai iya dace da jiki da kyau.Bayan an kafa babban zafin jiki, saboda ma'aunin haɓakar thermal na crystal da kayan jiki sun bambanta, kristal da kayan haɗin gwiwar kayan aikin jiki Bayan an haifar da damuwa mai yawa, bayan abubuwan da aka haɗa sun ɗan fashe, damuwa na fashewa. Ƙarshen ya shimfiɗa zuwa ƙirar crystal da matrix.Shanye damuwa na waje.Ta wannan hanyar, whiskers na SiC na iya hana ƙarin haɓakar ƙananan ƙwayoyin cuta ta hanyar “gada couplet”, “crack deflection”, “crystal pull out effects” da “kyakkyawan tasirin crystal”, don haka haɓakawa da ƙarfafa jikin jiki.Abubuwan da aka haɗa suna da babban ƙarfi da kaddarorin inji.Saboda lu'ulu'u na SIC dole ne su sami kwanciyar hankali mai kyau a yanayin zafi mai girma, kayan haɓakawa da ƙaƙƙarfan kayan haɗin gwiwa na iya ci gaba da riƙe kyawawan kaddarorin injina yayin da 1000 ° C sama da 1000 ° C.

 

Cubic Silicon Carbide Whiskersana iya amfani dashi azaman kayan haɓakawa a cikin matrix filastik, matrix ƙarfe ko yumbu don haɓakawa da ƙarfafawa.Babban jagorar thermal, babban abin rufewa na kayan SIC, abubuwan da ake amfani da su don manyan da'irar haɗaɗɗun ma'auni a cikin masana'antar lantarki da kayan da aka haɗa.A matsayin kayan gani na bayanai, yana da ƙimar aikace-aikace mai girma a fagagen nunin talabijin, sadarwar zamani, da hanyar sadarwa.

Carbonic silicon carbide whiskers suna da matukar kyau kayan haɓakawa don ƙarfe, yumbu, da yumbu na polymer polymer.


Lokacin aikawa: Oktoba-25-2022

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