Corundum Mullite Bricks with best quality

Product Description:

Corundum Mullite Bricks

Al2O3, %: 88-85
Fe2O3, %: 1.0-1.2
Refractoriness, o C: 1790
Bulk Density: 3.0min
AP, %: 16max
CCS, MPa: 120-80

The product is composed of high quality mullite and high purity fused corundum as raw materials with addition of specified binder by shaping at high pressure and sintering at high temperature. With features of high refractoriness under load, compact structure, low porosity and high resistance to corrosion, the products are available for the furnace bottom, ceramic cup bottom lining and combined masonry of tuyere, taphole and slag notch of large-sized BF.

1. Good thermal shock
2. High temperature resistance
3. Used in furnace
4. Good quality, QARefractory corundum mullite ceramic brick Corundum ceramic brick mullite ceramic plate, corundum ceramics, refractory ceramic brick Alumina Ceramic Plate or Sheet, High Alumina PlateMaterial: High alumina or Corundum Mullite

Item Corundum Mullite Brick
Max. Service temperature (° c) 1750
Bulk Density (g/cm3) 2.2~2.9
Reheat Linear Change(° c× 4h) ≤ % 0.2(1600× 4h)
Compressive Strength (Mpa) 30-80
Apparent Porosity≤ % 18~25
AL2O3(%)≥ 80-90
SiO2(%) 8-18
Fe2O3(%)≤ 0.2