... material in north of China. Our products mainly include insulating brick, refractory brick, refractory castable, ceramic fiber products. For ... export to UK, USA, ITALY, JAPAN, TURKEY etc. Chamotte insulating brick, also named light clay brick,using chamotte as raw ... adding combustible, gas evolution method, or foam method. Chamotte insulating brick is a kind of porous material with Al2O3 content ...