China High Quality Silica Bricks Coke Oven Kiln Fire Silica Bricks for Sale, Find details about China Silica Brick, Sic Brick from High Quality Silica Bricks Coke Oven Kiln Fire Silica Bricks for Sale
Silica brick for coke oven | Silica brick for glass kiln | |||||
Furnace bed | others | BG-96A | BG-96B | BG-95A | BG-95B | |
SiO2% ≥ | 94 | 96 | 96 | 95 | 95 | |
Fe2O3 %≥ | / | 0.8 | 1.0 | 1.2 | 1.2 | |
0.2MPa RUL°C ≥ | 1650 | 1680 | 1670 | 1660 | 1650 | |
FUSION INDES: one BRICK<20kg one BRICK ≥20kg | / / | 0.5 0.6 | / / | 0.7 0.7 | / / | |
True density g/cm3 ≤ | 2.34 2.35 | 2.34 | ||||
PLC % 1450°C×2h | +0.2 0 | / | ||||
AP % ≤ | 22(23) | 24 | 22(24) | |||
Thermal expansion 1000°C % ≤ | 1.28 | 1.30 | / | |||
CCS MPa ≥ one brick<20kg one brick≥20kg | 30 | 25 | 35(30) 30(25) |