
Shengjie Refractory Bricks Block High Alumina Fire Bricks. High Alumina Content: Available in TLZ-85 to TLZ-55 grades with AL2O3 content ranging from 55% to 85%. Strong Compressive Strength: Cold compressive strength reaches up to 70 MPa for superior structural integrity. Customization Available: Supports full customization, minor customization, and customization from samples or designs. Established Manufacturer: Professional manufacturer since 1998 with 10 production lines and 100,000 tons annual output. Quality Assurance: Strict quality control with pre-production samples and final inspection before delivery. ISO Certified: Certified under ISO9001:2015 and ISO45000:2018 management systems. Fast Delivery Options: Inventory available for quick shipment with flexible lead times for peak and off-peak seasons.