Detailed Product Description
1. AL2O3: 30%-48%.
2. Can according to customers' requirements.
Chamotte refractory brick,
Chamotte brick,
Refractory chamotte brick
Features and advantages:
1) High-temperature endurable.
2) Good thermal shock resistance.
3) Good resistance to abrasion and corrosion.
4) Good thermal shock and thermal spalling resistance.
5) High mechanical strength.
6) Good volume stability at high temperature.
Application:
Mainly used for Coke oven, Blast furnace, Hot Blast Stove, Tunnel kiln, Steel Ladle, Steel smelting furnace, Waste incinerators, Casting products, Boilers, Cement kilns, Carbon furnace, Glass kilns and a variety of furnace linings and thermal equipment.
Physical and chemical indicators:
Item | SK-30 | SK-32 | SK-34 | SK-35 |
AL2O3 % (≥) | 30 | 35 | 38 | 45 |
Fe2O3% (≤) | 2.5 | 2.5 | 2.0 | 2.0 |
Refractoriness(SK) | 30 | 32 | 34 | 35 |
Refractoriness under load, 0.2MPa, (°C) | 1250 | 1300 | 1350 | 1400 |
Apparent porosity (%) | 22-26 | 22-26 | 20-24 | 20-22 |
Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 |
Cold crushing strength (MPa) | 20 | 25 | 25 | 30 |
Thermal expansion at 1000°C (%) | 0.8 | 0.6 | 0.6 | 0.5
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