Dabarar niƙa lu'u-lu'u tana amfani da abrasive lu'u-lu'u azaman albarkatun ƙasa, kuma yana amfani da foda na ƙarfe, foda na guduro, yumbu da ƙarfe mai lantarki a matsayin masu ɗaure binders bi da bi.The madauwari bonded kayan aikin abrasive tare da ta rami a tsakiya ake kira lu'u-lu'u nika dabaran (gawa nika dabaran).

Dabaran niƙa na lu'u-lu'u mai ɗaure gabaɗaya yana da ƙarancin rayuwa kuma ba zai iya biyan buƙatun kayan aikin injin ƙira na ci gaba ba.A takaice rayuwa shi ne yafi saboda matalauta lalacewa juriya na guduro bond kanta ko kadan rike da karfi a kan lu'u-lu'u, wanda ya sa da lu'u-lu'u abrasive barbashi fado kashe da wuri a lokacin nika tsari.Saboda haka, yadda za a inganta lalacewa juriya na guduro bond da kuma inganta rike da guduro a kan lu'u-lu'u ya zama mabuɗin don inganta rayuwar sabis na guduro bond lu'u-lu'u nika dabaran.

Bugu da kari na silicon carbide wuski iya ƙwarai inganta ƙarfi, taurin, zafi juriya, polishing, da dai sauransu na bond da nika dabaran.Silicon carbide whiskers suna da kayan aikin injiniya na musamman da physicochemical kamar babban taurin, ƙarfin ƙarfi (tauri), da kyakkyawan juriya, don haka ana amfani dasu sosai a cikin ƙarfe, yumbu, robobi, da sauransu.

Ƙarfafawa da ƙwanƙwasa kayan aiki da kayan haɗin kai don inganta ƙarfin kayan aiki da kuma hana raguwa da lalacewa.Siffar siliki carbide wisker kamar allura ne, musamman taurinsa na Webster yana kusa da lu'u-lu'u kuma yana da kyau tauri da juriya, kuma idan aka kwatanta da ƙwayar ƙwayar cuta, ko da diamita ya kasance daidai da girman hatsin abrasive, akwai whiskers. na wani tsayin da aka haɗa tare da Wakilin yana da babban yanki mai haɗin gwiwa da ƙarfin haɗin gwiwa, wanda ya inganta rayuwar sabis na injin niƙa.

Nau'in β-nau'in micron-sizedsiliki carbide wuskiHongwu Nano ya samar yana da halaye na tsafta mai kyau da kyawawan dabi'u, kuma sune kayan da aka fi so don ƙarfafawa da ƙarfafa nau'ikan nau'ikan nau'ikan nau'ikan ƙarfe, tushen yumbu da kayan haɗin gwal.Tasirinsa na ƙarfafawa da ƙarfafawa da iyakokin aikace-aikacen ba su yi kama da sauran kayan ba.

Beta silicon carbide whiskers kamar lu'ulu'u ne masu kama da allura.Kamar yadda wani atomic crystal, shi yana da low yawa, high narkewa batu, high ƙarfi, high modules, low thermal fadada kudi, da kyau kwarai halaye kamar lalacewa juriya, lalata juriya, high zafin jiki juriya, hadawan abu da iskar shaka juriya, da dai sauransu An yafi amfani ga karfe tushe, yumbu tushe , Ƙarfafawa da toughening na guduro-tushen hada kayan, muhimmanci inganta kaddarorin hada kayan.

Babban alamun aikinta na zahiri sune kamar haka:

 

Diamita Diamita: 0.1-2.5um

Tsawon Wuski: 10-50um

Girma: 3.2g/cm2

Tauri: 9.5 Mobs

Modulus Modulus: 480GPa

Ƙarfin Ƙarfin Ƙarfin Ƙarfin Ƙarfafawa: 20.8Gpa

Zazzabi mai jurewa: 2960 ℃

 

Idan kuna sha'awar, maraba don tuntuɓar mu don koyo game da cikakken bayanin HONGWU sic whikser ko sic nanowires.

 


Lokacin aikawa: Afrilu-26-2022

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