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Specifications:
Item | unit | ZGN-42 | GN-42 |
Al2O3 | % | ≥42 | 42 |
Fe2O3 | % | ≤1.6 | 1.7 |
bulk desity | gr/cm3 | ≥2.5 | 2.5 |
apparent | % | ≤15 | 16 |
C.C.S. | kg/cm2 | ≥58.8 | 49.0 |
R.U.L. | °C | ≥1450 | 1430 |
Refracory | °C | ≥1750 | 1760 |
Chemical-Resistant chamotte brick for blast furnaces