Zhengzhou Rongsheng Refractory Co., Ltd.
Zhengzhou Rongsheng Refractory Co., Ltd. Refractory manufacturing company.
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Refractory Products Brick For Steel Metallurgy Furnace , high strength
Description:
Refractory Brick For Steel Metallurgy Furnace
1. Refractory brick has thermal shock resistance;
2. Refractory brick has high strength;
3. Refractory brick has good wear resistance.
4.Refractory brick has a good thermal stability.
Applications:
Refractory brick has a widely application ,almost used in evry furnace and kiln like:
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln
Specifications:
physiochemical index
| Product Index | HZ-55 | HZ-62 | HZ-65 | |
| Chemical analysis | Al2O3% | ≥55 | ≥62 | ≥65 |
| Fe2O3 % | ≤1.2 | ≤1.2 | ≤1.2 | |
| Physical properties | Bulk density (g/cm3) | ≥2.45 | ≥2.5 | ≥2.5 |
| Apparent porosity (%) | ≤17 | ≤17 | ≤17 | |
| Cold crushing strength (Mpa) | ≥60 | ≥60 | ≥60 | |
| Refractoriness under load(°C) | ≥1600 | ≥1650 | ≥1680 | |
| Thermal shock resistance | Good | Better | Better | |
| Thermal expansion coefficient(1000°C) | ≤ 0.55 | ≤ 0.55 | ≤ 0.55 | |
| Creep resistance 20-50h,(%) | 1350°C <0.2 | 1400°C <0.2 | 1450°C <0.2 | |
Competitive Advantage:
