... thermal conductivity 2.High heat shock stability & load capacity. The silicon carbide product belongs to the high-quality fire-proof material ... chamber, the furnace tube, the wear-resisting guide rail, the silicon carbide chest earthen bowl, receives burns the board, the push ... cooling ≥30 (THE NO.1 EXPERT FOR SIC TUBE!)Ceramic Silicon Carbide Thermocouple Protecting Pipe & Tube/SiC Tube Pipe