Clay bricks & high alumina bricks
PRODUCT SPECIFICATIONS
Items | Fireclay | High alumina | |||
ZGN-42 | GN-42 | GL-65 | GL-55 | GL-48 | |
Al2O3 % | ≥42 | ≥42 | ≥65 | ≥55 | ≥48 |
Fe2O3% | ≤1.6 | ≤1.7 | ≤2.0 | ≤2.0 | ≤2.0 |
Refractoriness / ℃ | ≥1750 | ≥1750 | ≥1790 | ≥1770 | ≥1750 |
Apparent porosity / % | ≤15 | ≤16 | ≤19 | ≤19 | ≤18 |
Cold crushing strength / MPa | ≥58.8 | ≥49.0 | ≥58.8 | ≥49.0 | ≥49.0 |
RefractorinessKD ℃ | ≥1450 | ≥1430 | ≥1500 | ≥1480 | ≥1450 |
Permanent liner change % | 1450℃×3h 0 ~ -0.2 | 1450℃×3h 0 ~ -0.3 | 1500℃×2h 0 ~ -0.2 | 1500℃×2h 0 ~ -0.2 | 1500℃×2h 0 ~ -0.2 |
Used Part | Bottom and body of the furnace | Furnace body and waist | |||