KAYANA
Bricks Mullite masu nauyi 0.6
Bayanin Brick Mullite Mai Sauƙi
High-alumina refractory kayan tare da mullite a matsayin babban crystal lokaci kullum suna da alumina abun ciki na 50% -75%. The refractory zafin jiki na mullite nauyi tubalin iya isa sama da 1790 ℃. The load softening farawa zafin jiki ne 1600-1700 ℃. Juriya zafin jiki na dakin shine haske 70-260MPa. Kyakkyawan juriyar girgiza zafin zafi. Akwai nau'i biyu: tubalin dunƙule na dunƙulewa da kuma tubalin dunƙule-ƙulle.
An yi bulogin mulli mai ƙwanƙwasa da babban alumina bauxite clinker a matsayin babban kayan albarkatun ƙasa, tare da ƙaramin yumbu ko ɗanyen bauxite a matsayin ɗaure, kuma ana yin su kuma an ƙera su. An yi bulogin da aka haɗa da manyan alumina bauxite, alumina masana'antu da yumbu mai jujjuyawa, tare da ɓangarorin gawayi ko coke da aka ƙara azaman wakili mai ragewa. Bayan kafa, ana kera su ta hanyar rage fusion. Lu'ulu'u na fused mullite sun fi girma fiye da na sintered mullite, kuma juriya na zafi mai zafi ya fi na samfurori na sintered. Ayyukan su na zafin jiki ya dogara ne akan abun ciki na alumina da daidaituwar rarraba lokaci da gilashi.
Wani abu mai mahimmanci na alumina tare da mullite (3Al2O3 · 2SiO2) a matsayin babban lokaci na crystal. Babban abun ciki na alumina yana tsakanin 65% da 75%. Bugu da ƙari ga mullite, ma'adinin ma'adinai yana ƙunshe da ƙaramin adadin gilashin lokaci da ma'adini tare da ƙananan alumina; da ƙaramin adadin corundum tare da babban abun ciki na alumina. Za a iya amfani da bulogi masu nauyi masu nauyi kai tsaye don rufin kiln mai zafin jiki, kuma a halin yanzu ana amfani da su sosai a cikin kilns na jigilar kaya, kilns na nadi, gilashin da rufin kiln petrochemical.
Ma'auni na zahiri da sinadarai na bulogin multe masu nauyi sune kamar haka:
Aiwatar zuwa:
Gilashin narkewar makera babba tsarin abu tashar tubalin, gyare-gyare faranti, sarrafa kiln babba tsarin, E-gilashin narkewa tanderu tubalin. Wuraren harbawa, murhun narke, na'urorin tacewa, na'urorin dumama, da sauran kayan aikin zafi. Aikace-aikace yankunan: yumbu masana'antu, gilashin masana'antu, karfe masana'antu, petrochemical masana'antu, aluminum masana'antu, da sauran masana'antu filayen.