Cement Field: Utilized in kilns and preheaters exactly where high temperatures and chemical corrosion are common. High alumina brick refractories may have two bond units, ceramic, and phosphate. Phosphate brick is readily acknowledged by a phosphorus pentoxide (P2O5) information on their own data sheet of among about 3% and 6%. https://sphericalmolybdenumpowder83693.aioblogs.com/92271708/silicon-carbide-refractory-bricks-an-overview