The primary goods are response sintered silicon carbide ceramic collection: items consist of boat holders, wafer boats, diffusion furnace tubes, cantilever paddles, square beams, roller rods, columns, thermocouple defense tubes, wear-resistant pipes, plates, and many others.; pressureless sintering and carbonization Silicon ceramic collection: goods include things like shaft sleeves, ... https://www.pinterest.com/pin/1001488035878250245/