Mullite-Sillimanite bricks are made from good quality and superpure raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has unique design to meet different thermal, physical and chemical demands.

1.We offer free of charge samples.

2..We give suggestions to customers according to your specific requirement to extend the service life of your kiln and save money for you.

3.We pay much attention to the production procedures and testing.

4.We offer good after-sale service.

Zhengzhou Sunrise Refractory Co., Ltd. is mainly engaged in the production and development of refractory

materials for glass , petrochemistry, metallurgy, construction and nonferrous metal industries. Our main

products include fused cast AZS 33, 36,41, fused cast αβ alumina brick, crucibles, furnace fireclay bottom

block, silica, high alumina, magnesia, corundum, chrome, zircon, mullite, zirconia mullite, silicon carbide,

sillimanite, alumina bubble bricks, various insulation bricks, and ceramic fiber products,etc.