High Aluminum Brick
PRODUCT SPECIFICATIONS
Items | LZ-55 | LZ-48 |
Al2O3 % | ≥55 | ≥48 |
Refractoriness / ℃ | ≥1770 | ≥1750 |
Apparent porosity / % | ≤22(24) | ≤22(24) |
Cold crushing strength / MPa | ≥45(40) | ≥40(35) |
Refractoriness under load KD ℃ | ≥1450 | ≥1420 |
Permanent liner change % | 1450℃×2h -0.4 ~ +0.1 | 1450℃×2h -0.4 ~ +0.1 |
Used Part | Furnace body and waist | |