PRODUCTS
Njerwa Zopepuka za Mullite 0.6
Kufotokozera kwa Njerwa Yopepuka ya Mullite
Zida zopangira aluminiyamu zapamwamba zokhala ndi mullite monga gawo lalikulu la kristalo nthawi zambiri zimakhala ndi aluminiyamu ya 50% -75%. Kutentha kwa refractory kwa njerwa za mullite zopepuka kumatha kufika pamwamba pa 1790 ℃. The katundu kufewetsa kuyambira kutentha ndi 1600-1700 ℃. Kukana kwa kutentha kwa chipinda ndikopepuka 70-260MPa. Kukana kwamphamvu kwamafuta. Pali mitundu iwiri: njerwa za sintered mullite ndi njerwa zosakanikirana za mullite.
Njerwa za sintered mullite zimapangidwa ndi aluminiyamu yapamwamba kwambiri ya bauxite clinker monga zopangira zazikulu, ndi dongo laling'ono kapena bauxite yaiwisi monga binder, ndipo amapangidwa ndi sintered. Njerwa za mullite zopangidwa ndi aluminiyamu wapamwamba kwambiri, aluminiyamu yamafakitale ndi dongo losungunuka, ndi makala kapena tinthu tating'onoting'ono tomwe timawonjezera ngati chochepetsera. Pambuyo pakupanga, amapangidwa ndi njira yochepetsera fusion. Makhiristo a mullite wosakanikirana ndiakuluakulu kuposa a sintered mullite, ndipo kukana kutenthedwa kwamafuta kuli bwino kuposa kwazinthu zotayidwa. Kutentha kwawo kwakukulu kumatengera zomwe zili ndi aluminiyamu komanso kufanana kwa magawo a mullite ndi galasi.
A aluminiyamu refractory zinthu ndi mullite (3Al2O3 · 2SiO2) monga gawo lalikulu la kristalo. Zambiri za aluminiyamu zili pakati pa 65% ndi 75%. Kuphatikiza pa mullite, kapangidwe ka mchere kamakhala ndi gawo laling'ono lagalasi ndi quartz yokhala ndi aluminiyamu yotsika; ndi kachulukidwe kakang'ono ka corundum chokhala ndi aluminiyamu yapamwamba kwambiri. Njerwa zopepuka za mullite zitha kugwiritsidwa ntchito mwachindunji pazowotchera zotentha kwambiri, ndipo pakadali pano zimagwiritsidwa ntchito kwambiri m'makina otenthetsera, mawotchi odzigudubuza, magalasi ndi ng'anjo za petrochemical.
Zosintha zakuthupi ndi zamankhwala za njerwa zopepuka za mullite ndi izi:
Zagwiritsidwa ntchito ku:
Galasi yosungunula ng'anjo yam'mwamba yopangira njerwa, mbale zosinthira, kukonza ng'anjo yamoto, E-magalasi osungunula njerwa zamoto. Zoyatsira moto, ng'anjo zosungunulira, zida zoyenga, zida zotenthetsera, ndi zida zina zotenthetsera. madera ntchito: ceramic makampani, magalasi makampani, mafakitale zitsulo, makampani petrochemical, mafakitale zotayidwa, ndi minda ina mafakitale.