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Kuyini izinga lokushisa lenkomba yezitini zobumba

Iyini izinga lokushisa lenkomba yezitini zobumba

Ukuphikiswa kwezitini zobumba kuqhathaniswa nalokho kwezitini ze-silica, kuze kufike ku-1690 ~ 1730 ℃, kodwa izinga lokushisa elithambile ngaphansi komthwalo lingaphansi kuka-200 ℃ kunalelo lezitini ze-silica. Ngaphandle kwamakristalu e-mullite aphezulu-refractory, izitini zobumba nazo ziqukethe cishe ingxenye yesigaba sengilazi ye-amorphous encibilika kancane.

Ngenxa yokuthi isitini sobumba sinomthwalo ophansi wokushisa wokunciphisa izinga lokushisa futhi sincipha emazingeni okushisa aphezulu, ukuqhutshwa kwaso okushisayo kungaphansi kuka-15% kuya ku-20% kunaleyo yezitini ze-silica, futhi amandla ayo omshini nawo abi kakhulu kunalawo wezitini ze-silica. Ngakho-ke, izitini zobumba zingasetshenziswa kuphela ezingxenyeni zesibili zamahhavini e-coke. Okufana nodonga oluvala umshini wokuvuselela kabusha, isitini esincane se-flue lining kanye nesitini sokuhlola sokuvuselela kabusha, isitini somugqa womnyango wesithando somlilo, uphahla lwesithando somlilo kanye nezitini ezikhuphukayo, njll.