Qalabka loo baahan yahay wax soo saarka lebenka celinaya dhoobada

Lebenka dib-u-soo-celinta dhoobada, refractories silicate aluminium oo leh maaddo aluminium ah ayaa loo yaqaannaa dib-u-soo-celinta dhoobada. Alaabta dhoobada ahi waxay inta badan ka kooban tahay mullite, vitreous, crristobalite iyo quartz. Guud ahaan, alaabta ceeriin way kala duwan tahay iyadoo ku xiran meesha ay ka yimaadeen.