High Strength Corundum Mullite Refractory Castable, Wear-Resistant Castable. Excellent Slag Resistance: Resists chemical corrosion in steel refining and petrochemical reactors. Versatile Industrial Applications: Suitable for kilns, boilers, furnaces, and blast furnace tapping channels. Flexible Customization Options: Full customization available based on drawings and specific requirements. ISO 9001 Certified Quality: Manufactured under strict ISO standards with random quality inspections. Fast Production Lead Time: Standard delivery within 10-20 days after deposit receipt.