Specifications

Corundum Mullite Block
1.High density
2.Good corrosion resistance to glass liquid
3.Excellent refractoriness

 

Corundum Mullite Block

  

  

 

Features

1.High refractoriness

2.Good basic and acid corrosion resistanct

3.Low thermal expansion

4.High density

5.Neutral material

 

Application 

Corundum mullite brick is mainly used as superstructure, feeder channel and cover plate in glass furnace. It can also be used as lining of high-temperature kiln and mesothermal carbon black reactor, the shed bar of kiln car, pusher plate of electronic magnetic material industry, etc.

 

Physical properties and chemical composition

Performance and application	Corundum Mullite Brick
Al2O3 %	≥80	≥86
Bulk density g/cm3	≥2.75	≥2.90
Cold Crushing Strength Mpa	≥60	≥80
Refractoriness under load °C	≥1700	≥1700
Liner Change on Reheating%	±0.2(1600°C*2h)	±0.2(1600°C*2h)
Thermal shock stability  (water-cooling)frequency 1100 °C	≥20	≥20
Coefficient of thermal expansion *10-6/°C	4.8-7.6	5.0-8.0
Max application temperatur°C	1700
Application	Used for the inner liner of high-temperature kiln, the shed bar of kiln car, etc.	Used for the inner liner of high-temperature kiln,  plate of electronic magnetic material industry.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 Trading Process

 

 

 

 

   

 

 

 Brief Introduction of Sunrise

 

 

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

 

materials for glass , petrochemistry, metallurgy, construction and nonerrous 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.