Hebei Baotong New Material Thenology Co.,Ltd is committed to research, development, production and marketing of high-performance pressureless sintered silicon carbide ceramic products. It adopts a complete set of domestic advanced production lines, including dry pressure molding, normal pressure grouting, pressure grouting and extrusion molding. It has applied for six national patents, one utility model and five invention patents. It mainly produces pressureless sintered silicon carbide ceramic products, including pressureless sintered silicon carbide ceramic rollers, chemical heat exchange tubes, square beams, process furnace tubes, grinding media, thermocouple protection tubes, thermal radiation tubes, combustion nozzles, grinding barrels, multi curved armour breast plates, armour helmets, wear-resistant pipes, wear-resistant elbows, saggers, crucibles, plates, pump shells and other precision parts.