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Corundum Brick
Product Description
Features
1.High density
2.Strong corrosion resistance
3.Good slag resistance
4.Low permannent liner change on reheating
Application
High purity corundum brick is usually used in petrochemical industry. In addition, it is also adopted as high temperature interlayer between AZS ans basic bricks in order to avoid the reaction of interface at high temperature.
Physical properties and chemical composition
|
Item |
Pure Corundum |
Chrome Corundum |
Brown Corundum |
MA-96 |
MCA-12 |
FZA |
|
Al2O3 % |
≥96 |
≥88 |
≥78 |
SiO2 % |
|
|
≤14 |
Fe2O3 % |
≤0.3 |
≤0.3 |
|
Cr2O3 % |
10-12 |
||
Apparent Porosity % |
≤18 |
≤17 |
≤18 |
Bulk Density g/cm3 |
≥3.0 |
≥3.15 |
≥3.0 |
Cold Crushing Strength Mpa |
≥70 |
80-100 |
98 |
Refractoriness °C |
≥1850 |
||
0.2Mpa Refractoriness Under Load T0.6 °C |
≥1680 |
≥1700 |
≥1680 |
Thermal Stability 1100°C (Water cycles) |
≥6 |
||
Reheat liner change 1600°C×3h % |
±0.3 |
0-0.2 |
1500°C×2h |
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.
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.
Contact Us
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