High Temp 95% Al2O3 Refractory Bricks White Corundum Brick For Electric Arc Furnaces
High Temperature Wear Resistance 95% Al2O3 Refractory White Corundum Brick For Electric Arc Furnaces
Corundum mullite brick is made of fused white corundum, plate corundum, fused mullite and ultrafine powder by high pressure forming and high temperature sintering.Mainly used in glass ceramics, iron and steel, petrochemical, nonferrous and other industries kiln key parts. It has the advantages of high temperature resistance, high compressive strength, high temperature erosion resistance, erosion resistance and so on.
▌FEATURES
1. High temperature resistance;
2. High compressive strength;
3. Strong resistance to erosion;
▌PHYSICAL AND CHEMICAL INDICATORS
|
Item |
Unit |
AL-95 |
AL-90 |
AL-85 |
|
|
Chemical composition |
Al2O3 |
% |
≥95 |
≥90 |
≥85 |
|
Fe2O3 |
% |
≤0.2 |
≤0.4 |
≤0.4 |
|
|
Apparent Porosity |
% |
≤15 |
≤16 |
≤16 |
|
|
Bulk Density |
g/cm3 |
≥3.20 |
≥3.10 |
≥3.0 |
|
|
Cold Crushing Strength |
MPa |
≥130 |
≥110 |
≥100 |
|
|
Refractoriness Under load |
℃ |
≥1700 |
≥1700 |
≥1700 |
|
|
Reheating Linear Change |
% |
1600*3h -0.1~+0.1 |
1600*3h -0.2~+0.2 |
1600*3h -0.2~+0.2 |
|
|
Thermal Shock Resistance |
Cycles |
≥30 |
≥30 |
≥25 |
|
▌PRODUCT PICTUR
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
