Yadda za a bambanta ingancin manyan tubalin alumina?

babban tubali na alumina abu ne mai banƙyama tare da alumina a matsayin babban sashi. Tsarin samarwa na manyan tubalin alumina yayi kama da na tubalin yumbu mai yawa-clinker. Bambanci shi ne cewa rabon clinker a cikin cakuda yana da girma sosai, wanda zai iya zama kamar 90-95%. Kafin a murkushe, ana buƙatar gyare-gyaren ƙwanƙwasa da tacewa don cire ƙarfe, kuma zafin wuta yana da girma. Yaushe manyan tubalin alumina kamar I da II ana harba su a cikin ramin kiln, yawan zafin jiki yana tsakanin 1500 da 1600°C.

1. Launi na bayyanar da lubricity na bayyanar

Ganin babban bulo na alumina, mun fara kallon bayyanarsa, launi da lubricity na waje. Wasu manyan bulogin alumina ba su da inganci sosai, wanda ke haifar da rashin kyawun bayyanar lubricity, kuma ƙarfin manyan tubalin alumina ba shi da kyau.

Daidaitawar bayyanar da launi na manyan tubalin alumina yana nuna ko kayan sun haɗu daidai lokacin da ake samar da manyan tubalin alumina. Rashin daidaituwa na kayan aiki zai haifar da rarraba rashin daidaituwa na ƙarfin tubalin alumina mai girma, don haka rage ƙarfin gabaɗaya da rayuwar sabis na tubalin alumina.

2, najasa na waje

Bugu da ƙari, sau da yawa muna ganin wasu baƙar fata a saman manyan tubalin alumina. Waɗannan duk ƙazanta ne a cikin albarkatun ƙasa. A ka’idar, ƙananan ƙazanta ne mafi kyau. Tun da waɗannan ƙazanta galibi galibi baƙin ƙarfe oxide ne, ana rage su kawai zuwa narke baƙin ƙarfe a cikin yanayin zafi mai zafi a cikin kasko, wanda zai lalata tsarin manyan tubalin alumina kuma yana shafar rayuwar sabis na bulo na alumina.