high alumina refractory brick
high alumina refractory brick
Price: USD 100-500
MOQ: 1 ton
Delivery Time: within 15-30 days after payment
High alumina firebricks are classified according to the alumina content which is from lowest 48% to highest95%, manufactured from mineral of bauxite, corundum, etc. by mixing, press-forming, drying, sintering and machining. High alumina bricks feature stable mechanical strength and thermal shock resistance, with high refractoriness of no lower than 1880℃, High alumina bricks are commonly used as refractory lining exposed to heat directly or backup insulation linings in