
Capacitor Fused Silica Corundum Mullite Block Sintered Insulating Ceramic Refractory White Corundum Mullite Bricks for Sale. High Compressive Strength: Cold crushing strength up to 100 MPa ensures durability under pressure. Excellent Thermal Shock Resistance: Superior resistance to rapid temperature changes compared to sintered products. Superior Corrosion Resistance: Resistant to acids, alkalis, and erosion in harsh industrial environments. OEM Customization Available: Customization options available from samples and designs for specific needs. Wide Industrial Application: Suitable for metallurgy, chemical industry, steel smelting, and boiler linings. High Purity Alumina Content: Al2O3 content is above 90% for high pure and high quality fused bricks.