| Customization: | Available |
|---|---|
| Type: | Refractory Material |
| Brand: | Hitech |
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1. Good resistance
2. Good thermal stability| Product Index |
H55 | H62 | H65 | |
| 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 crashing 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 |
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