1800c Corundum Refractory Gj-Castable Corundum Mullite Gj-Castable Refractory Corundum Gj-Castable. High Chemical Corrosion Resistance: Resists chemical corrosion with high mechanical strength and good insulation performance. Flexible Customization Options: Offers flexible, minor, and full customization including customization from samples. High Compressive Strength: Compressive strength reaches up to 1400 MPa depending on the specific grade. Fast Sample Delivery: Samples are delivered within 3 days after determination. Rapid Quotation Service: Price quotes are usually provided within 2 hours after receiving customer information. High Daily Production Capacity: Production capacity reaches 25 tons per day to meet large order demands. Comprehensive Product Range: Includes low cement, steel fiber, and high strength ceramic wear-resistant castables.