Taw qhia rau fused cam khwb cia corundum cib

Fused corundum bricks xa mus rau corundum raws li refractory khoom nrog corundum raws li lub ntsiab siv lead ua theem, uas yog tsim los ntawm txoj kev melting casting. suav nrog - Al2O3, - Al2O3 thiab , - Alumina khoom nrog peb theem sib txawv ntawm Al2O3. ntawm - Al2O3 fused cam khwb cia bricks, uas yog Na2O · (11-12) Al2O3, muaj li ntawm 5 feem pua ​​Na2O. Molten cib ua los ntawm - Al2O3, nrog - Al2O3 muaj ob theem siv lead ua.