Si3N4Ring & Bushing

Products include: low-pressure cast aluminum liquid lift tubes and heater protection tubes, thermocouple protection tubes, high-speed pulp vacuum dewatering tablets, silicon nitride composite insulating ring assemblies, wear-resistant ceramic nozzles, high-pressure ceramic plungers, and so on.

Product features: high density, high strength, superior insulation, thermal shock resistance and corrosion resistance, small coefficient of thermal expansion, good thermal conductivity, long service life, high temperature resistance, no infiltration with aluminum/copper liquid.

Application areas include: polysilicon reduction furnace, low-pressure aluminum casting, paper making and other industrial fields.