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Brand:aa
Product detail:
Company profile:ZIBO HITECH MATERIAL CO., LTD is the specialized manufacturer and supplier of refractory in China, Our products mainly include refractory bricks, refractory castable, refractory precast shape, insulating brick etc. For refractory castable and precast shape they are very popular in the Europe, North American area.
Features
Typical Applications
Specification
Refractory fireclay brick
Product Index | N-1 | JN-40 | JN-42 | |
Al2O3 % | ≥42 | ≥40 | ≥42 | |
Fe2O3 % | ≤2.3 | ≤2.7 | ≤2.5 | |
Refractoriness °C | 1760 | 1760 | 1760 | |
Bulk density g/cm3 | 2.25 | 2.20 | 2.25 | |
Apparent porosity % | ≤22 | ≤24 | ≤23 | |
Refractoriness under load 0.2MPa°C | 1400 | 1380 | 1450 | |
Cold crushing strength MPa | 35 | 28 | 35 | |
Permanent linear chang % | 1500°C×2h | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 |