On account of its high Al₂O�?content and lower impurity concentrations, it outperforms fireclay bricks On this part High alumina brick refractories can have two bond techniques, ceramic, and phosphate. Phosphate brick is instantly regarded by a phosphorus pentoxide (P2O5) content on their info sheet of involving about three% and six%. https://ricardoharix.laowaiblog.com/38331963/5-simple-statements-about-silicon-carbide-crucible-for-sale-explained