... also available. LUYANGWOOL® Ceramci Firebrickis made from high-grade and high purity refractory powders and materials. During the process of production, organic ... blast stove,heating furnace, tunnel kiln,shuttle kiln,glass-pool kiln,tec Standard SpecificationGrade: 23,26,28,30Classification temperature ... . For more information,please contact us ! Ceramci Firebrick( high quality and competitive price)