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| Categories | Alumina Silica Refractory Brick |
|---|---|
| Brand Name: | CRE |
| Model Number: | XCL |
| Certification: | ISO9001, ISO14001,ISO50001,ISO45001 |
| Place of Origin: | JIANGSU,CHINA |
| MOQ: | 1*20GP |
| Price: | FOB Shanghai USD150-1500/MT |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 10.000MT Per month |
| Delivery Time: | To be negotiated |
| Packaging Details: | 1.On wooden pallets with plastic cover 2. According to customer's demands for Customized Processing Fused Semi-rebonded Magnesia Chrome Bricks |
| Material: | magnesium oxide (MgO) and chromium oxide (Cr2O3 |
| product name: | Alumina Silica Refractory Brick |
| Refractoriness Under Load: | 1600°C |
| Raw material: | Silicon Carbide Powder |
| Application: | Cement rotary kiln,glass kiln regenerative chamber etc |
| Color: | yellow |
| Processing: | Bending, Welding, Punching, Decoiling, Cutting, Moulding |
| Cold crushing strength: | 50-55 Mpa |
| Company Info. |
| yixing xinwei leeshing refractory materials co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Silica Brick Factory Supply Corrosion Resistance Brick Carbonized alumina Silica refractory Brick
Silicon nitride bonded silicon carbide bricks have high strength and strong creep resistance and nitridation resistance. The high temperature resistance is above 1850 ℃, and it also has the function of not being wetted by metal, and has the characteristics of good thermal shock resistance at high temperature and low thermal expansion coefficient. Silicon nitride combined with silicon carbide bricks are mainly used for electrolytic cell lining, ceramic kiln furniture, blast furnace tuyere water-cooled pipe sleeve bricks and calcium carbide furnace door. Not only has the effect of energy saving and environmental protection, but also the service life is 1-2 times longer than that of silicon carbide bricks.
Physical and Chemical Indicators Of Silicon Carbide Refractory Brick :
specification item | pledge value | practice-test value | |
SiC % | ≥75 | 75.02 | |
Si3N4 % | ≥18 | 21.78 | |
Fe2O3 % | ≤0.7 | 0.53 | |
Apparent porosity % | ≤16 | 14 | |
Bulk density | g/cm3 | ≥2.65 | 2.75 |
Cold crushing strength | Mpa | ≥170 | 245.9 |
Modulus of pupture | Mpa | ≥42 | 55.7 |
Modulus of pupture(Mpa) 1400℃×0.5h | ≥45 | 58.0 | |
W/m.k thermal conductivity | ≥16 | 19.9 | |


| Item/Grade | High Alumina Refractory Brick | |||
| SK-36 | SK-37 | SK-38 | SK-40 | |
| Al2o3% (≥) | 55 | 65 | 70 | 82 |
| Fe2o3% (≤) | 2.0 | 2.0 | 2.0 | 2.0 |
| Refractoriness (SK) | 36 | 37 | 38 | 40 |
Refractoriness under load, 0.2MPa, ℃ (≥) | 1450 | 1480 | 1530 | 1600 |
| Porosity(%) | 20-23 | 20-23 | 20-22 | 18-20 |
| Density(g/cm3) | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength, MPa (≥) | 45 | 50 | 60 | 70 |




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