... alumina brick, Heat insulation brick,Ceramic fiber products ect) and unshaped refractory materials(Such as:Refractory castable, Plastic refractory, High temperature refractory mortar ect), Widely ... exporter of insulation and refractory material in China. Our products mainly include Refractory brick,Heat insulation brick, Refractory castable,Ceramic fiber products and Refractory raw material ...