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联系人 Ms. yoyo
61# Dongfeng Road, Dongjiao Development Zone, Fenghua, Ningbo, Zhejiang
carbon-graphite seal rings components: WC*6%Co WC*6%Ni The carbon-graphite sealed ring has the advantages of excellent corrosion resistance, self-lubricity, high coefficient of heat conductivity, small expansion coefficient, low frictional secondary materials used in various mechanical sealed-in unit.