... material,maximal use temperature is 1500aa,it has excellent thermal conduct 1.CarborundumCarborundum products belong to high grade refractory ... ,maximal use temperature is 1500°C,it has excellent thermal conductivity,heat shock stability,high load softening point and ... carbide sagger,burning board,push plate,deck,furnace burner,thermal radiation tube and other non-standard shape products can based on ...