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Rm2101, Bldg B, Guohua Classical, No. 2, Minjiang Road, Qingdao, Shandong, China
China Fireclay Brick, Refractory Brick, High Alumina Brick, Find details about China Refractory Brick, Fireclay Brick from Fireclay Brick, Refractory Brick, High Alumina Brick - Qingdao Western Coast Advanced Materials Co., Ltd.
Brand Item | Fire Clay | High Alumina | |||
Al-40 | Al-42 | Al-50 | Al-65 | Al-75 | |
Al 2 O 3 % ≥ | 40 | 42 | 50 | 65 | 75 |
Refractoriness ( º C ) ≥ | 1730 | 1750 | 1750 | 1790 | 1790 |
Refractoriness under load (Ta º C) ≥ | 1350 | 1400 | 1420 | 1500 | 1520 |
Permanent linear change % | 1400 º C × 2h +0.1~-0.4 | 1400 º C × 2h +0.1~-0.4 | 1450 º C × 2h +0.1~-0.4 | 1500 º C × 2h +0.1~-0.4 | |
Apparent Porosity % ≤ | 24 | 22 | 22 | 23 | 23 |
Cold Crushing Strength Mpa ≥ | 24 | 35 | 40 | 50 | 55 |
Bulk Density (g/cm 3 ) ≥ | 2.1 | 2.2 | 2.30 | 2.3 | 2.4 |