This beverage filling nozzle mainly made of zirconia, with high wearing resistance and corrosion resistance. Material nameVolumeDensityg/ ... corrosion resistance4. oxidation resistanceSpecification Zirconia ceramic are applicated as shaft bearing ,plunger,sealing matetial and knife, with high density, hardess ,bending ... m1/26-8Thermal expansion coefficient/°C9.5x10-6 beverage ceramic nozzle