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Product introduction of silicon carbide brick
Silicon carbide brick is a refractory material made of SiC as the main raw material. It has Mohs hardness 9 and is stable for acidic slag. Contains 72% to 99% SiC.
Features of silicon carbide brick
Silicon carbide brick has the characteristics of good wear resistance, erosion resistance, high temperature strength, good thermal shock stability, high thermal conductivity, small thermal expansion coefficient, etc. It is a high-performance refractory material.
More relevant refractory products: Magnesia carbon brick
Application of silicon carbide brick
Widely used in steel, non-ferrous metallurgy, ceramics, chemical, electric power and aerospace industries.
Parameters of silicon carbide brick
| ltem | Oxide bond SiC brick | Green SiC brick | Corundum silicon carbide brick | Mullite silicon carbide brick | High alumina SiC brick |
| SiC, % | ≥90 | ≥90 | ≥70 | ≥65 | ≥20 |
| Al2O3, % | - | - | - | ≥20 | ≥55 |
| Fe2O3, % | ≤0.6 | ≤0.6 | ≤1.0 | ≤1.0 | ≤1.5 |
| Bulk density, g/cm3 | ≥2.6 | ≥2.6 | ≥2.7 | ≥2.3 | ≥2.5 |
| Apparent porosity, % | ≤17 | ≤17 | ≤22 | ≤20 | ≤20 |
| Cold crushing strength, MPa | ≥100 | ≥100 | ≥100 | ≥80 | ≥80 |
| Refractoriness under load (0.2MPa,0.6%) | ≥1650 | ≥1650 | ≥1700 | ≥1600 | ≥1600 |