Refractory Fire Bricks

Refractory Fire Bricks

Refractory Bricks contain around 25 to 30% alumina and 60 to 70% of silica. They also contain oxides of magnesium, calcium, and potassium. Refractory Bricks find application in the construction of kilns, furnaces, etc. They can withstand temperatures up to 2100 degrees Celsius.