Specifications
Material: Fireclay / High Alumina
Al₂O₃: ≥ 34%
Size: 230 × 114 × 65 / 75 mm (custom sizes available)
Refractory bricks are dense shaped refractory materials with high refractoriness and excellent mechanical strength at elevated temperatures. They are essential materials for high-temperature applications and are widely used in industrial furnaces, kilns, and other thermal equipment.
Refractory bricks have a wide range of applications in industries such as metallurgy, construction (cement and glass), petroleum, chemical processing, power generation, and machinery manufacturing.
Fireclay bricks are available in a variety of specifications and dimensions. They are widely used in glass furnaces, blast furnaces, hot-blast stoves, cement kilns, chemical furnaces, and other high-temperature thermal equipment.
Index | Unit | Grade II Fireclay Brick |
SK34 | ||
Al₂O₃ ≥ | % | 34 |
Fe₂O₃≤ | % | 3.5 |
Apparent porosity | % | ~23 |
Bulk density | g/cm³ | ~2.15 |
Cold crushing strength ≥ | MPa | ≥30 |
Refractoriness under load (0.2MPa) ≥ | ℃ | 1320 |
Refractoriness | ℃ | 1700 |
Thermal expansion at 1000℃ | % | ≤0.6 |