Mullite cordierite material is more and more used as the lining of coke oven and tunnel kiln in the recent years, it is a new energy-saving materials. The main characteristics of the material is: light volume, high intensity, quenching resistance, with good volume stability.Compared with ordinary refractories,this kind material can reduce the thickness of the oven's door and improve the operating environment, increase the volume of charring room, energy-saving effect is significantly. Main Use: apply to a variety of models lining brick of oven's door, and other industries to replace clay refractory materials.