China fakitale yapamwamba kwambiri ya sintered refractory corundum mullite njerwa ndi opanga | Rongsheng

Kufotokozera Kwachidule:

Njerwa za Corundum mullite zimapangidwa pochotsa corundum yosakanikirana bwino, mullite yopangidwa ndi chromium oxide. Corundum mullite block ili ndi kuchuluka kwakukulu, mphamvu yokakamiza kwambiri, kukana kutentha kwambiri, komanso kukana dzimbiri kwa ma acid ndi alkali. Corundum mullite moto sukhudzidwa ndi mpweya wa H2, CO womwe umagwiritsidwa ntchito. Njerwa za Mullite zotsutsana ndi kutentha ndizoyenera ng'anjo zosiyanasiyana zotentha kwambiri; njerwa za corundum zoyera kwambiri zomwe zimagwiritsidwa ntchito mu zirconia ceramics, zipangizo za fluorescence, electronic ceramics, maginito, ceramic powder sintering ndi petrochemical industry gasifier.


Tsatanetsatane wa Zamalonda

Ma tag a Zamalonda

Njerwa ya Corundum mullite ndi mtundu wa njerwa zosalimba zopangidwa ndi zinthu zoyera kwambiri kapena zopangira zoyera kwambiri, komanso njerwa ya corundum mullite ndi njerwa ya alumina yokhala ndi alumina yambiri yomwe imapangidwa ndi corundum ndi mullite main crystalline phase. Zinthu zazikulu za njerwa ya corundum mullite zimatumizidwa kunja kwa corundum, corundum yoyera kwambiri, imagwiritsa ntchito ukadaulo wapamwamba wowonjezera ufa, imapangidwa ndi zinthu zosakaniza, kuumitsa, kuumitsa ndikuwotchedwa mu uvuni wotentha kwambiri.

Zinthu za njerwa za Corundum Mullite

  • Zipangizo zopangira zapamwamba kwambiri,
  • Kuyera kwambiri kwa corundum,
  • Kukhazikika kwamphamvu kwa voliyumu kutentha kwambiri,
  • Wopangidwa ndi kuthamanga kwambiri komanso kutentha kwambiri,
  • Kulimbana ndi kutentha kwabwino,
  • Kukana kuvala,
  • Kukana kuukira ndi mankhwala.

Njira Yopangira Njerwa ya Corundum Mullite

Njerwa ya Corundum mullite imapangidwa ndi njerwa zopangidwa ndi mullite ndipo tinthu ta mullite tophatikizana tilipo, ndipo ufa wa alpha Al2O3 wa ufa, ukhozanso kusakanizidwa kapena kusakaniza tinthu ta corundum tophatikizana, ufa wopangidwa ndi mullite wa ufa. Aggregate ndi ufa zimasakanizidwa malinga ndi kuchuluka kwake ndi kukula kwa tirigu. Mowa wotayira wa pepala wokhala ndi sulfite umagwiritsidwa ntchito ngati chomangira, ndipo zipangizozo zimawonjezedwa mu dongosolo linalake. Zimasakanikirana bwino komanso zofanana, ndi makina osindikizira kapena makina osindikizira njerwa a hydraulic. Adobe ikauma, itentheni mu 1650 ~ 1750 ℃.

Mafotokozedwe a Njerwa za Rongsheng Refractory Corundum Mullite

Zinthu Wangwiro Kwambiri komanso Wabwino Kwambiri
Njerwa ya Corundum Yophatikizidwa
Njerwa ya Sintered Corundum Njerwa ya Mullite-Corundum
Al2O3 % ≥99 ≥90 ≥80
SiO2 % ≤0.2 ≤8 ≤18
Fe2O3 % ≤0.2 ≤0.2 ≤0.3
Kuchuluka kwa Zinthu Zochuluka g/cm3 ≥3.2 ≥3 ≥2.8
Kuoneka kwa porosity % ≤19 ≤18 ≤18
Mpa yozizira yopondereza ≥100 ≥100 ≥100

Mtengo wa njerwa wa Corundum Mullite

Kawirikawiri, njerwa za cordundum mullite zimagawidwa m'magawo awiri a njerwa zosakaniza ndi zosakaniza, mtengo wa mitundu iwiri ya njerwa zosakaniza za corundum mullite ndi wosiyana kwambiri pamsika, mtengo wake uli pakati pa zikwi mpaka 10,000. Tikupangira kuti njerwa zosiyanasiyana za corundum mullite ziyenera kusankhidwa malinga ndi magawo osiyanasiyana a uvuni, osati kungowonjezera moyo wa uvuni, komanso kuchepetsa mtengo.

Kugwiritsa Ntchito Njerwa ya Corundum Mullite pa Ng'anjo

Njerwa ya Cordundum mullite imatha kukhudzana ndi moto mwachindunji, kukana kuphulika, kukana kutentha kwambiri, ingagwiritsidwe ntchito ngati chotetezera kutentha kwa ng'anjo ya mafakitale yotentha kwambiri. Komanso njerwa ya moto ya corundum mullite ingagwiritsidwe ntchito ngati gawo lina la ntchito ya ng'anjo ya mafakitale, yomwe imagwiritsidwa ntchito kwambiri mumakampani opanga mafuta, gasi ya ammonia yayikulu komanso yapakatikati komanso zinthu zamaginito za ng'anjo ya gasi yokhala ndi zinthu, zida za uvuni wa mafakitale otentha kwambiri, ndi zina zotero.


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