Silica Ramming Mass | Induction Melting Furnaces, Kilns | Refractoriness: 1650°C (ISO 595:2013) ▲ (Industry: 1600°C) Chrome Oxide (CRO): 83% (ASTM C20) ▲ (Industry: 75%) Material: 45% Alumina, 35% Silica, 20% Bauxite (ISO 17288) | High thermal shock resistance, cost-effective, easy installation. CE Certified (Complies with EU Safety Standards). | Lower refractoriness than high-alumina alternatives; requires regular maintenance. |
High Alumina Bricks | Steelmaking, Glass Melting Furnaces | Alumina Content: 65% (ISO 595) ▲ (Industry: 60%) Refractoriness: 1750°C (ISO 595) ▲ (Industry: 1700°C) Strength: 120 MPa (ISO 5018) | Superior high-temperature stability, chemical resistance. Longer lifespan in corrosive environments. | Higher cost, heavier, requires专业 installation. |
Fireclay Bricks | Ceramic Kilns, Industrial Boilers | Refractoriness: 1450°C (ISO 595) Thermal Conductivity: 1.2 W/m·K (ASTM C111) | Cost-effective, good thermal insulation. Easy to handle and install. | Limited to moderate-temperature applications; low mechanical strength. |
Magnesia-Containing Refractories | Basic Steelmaking, Non-Ferrous Metallurgy | Magnesia Content: 85% (ISO 595) ▲ (Industry: 80%) Refractoriness: 2000°C (ISO 595) | Extreme heat resistance, excellent corrosion resistance (ASTM C719). | Susceptible to water damage; high cost and specialized handling required. |
Chrome-Magnesia Bricks | Electric Arc Furnaces, Blast Furnaces | Chrome Content: 25% (ASTM C20) ▲ (Industry: 20%) Refractoriness: 1850°C (ISO 595) | Superior resistance to slag erosion and high temperatures. | Environmentally hazardous (chrome leaching); very expensive. |
Lightweight Insulating Bricks | Energy-Efficient Kilns, Thermal Storage | Density: 1.2 g/cm³ (ISO 595) Thermal Conductivity: 0.25 W/m·K (ASTM C111) ▲ (Industry: 0.3) | Reduces energy consumption by 20-30%; lightweight for easy installation. | Low mechanical strength (3 MPa); unsuitable for heavy-duty environments. |