... )Cosmetics: dyes, alcohol ,essential oil .Dairy: whey , cream , milk ,sugar liquid .Beverages: alcohol, spirit , beer, wort ,ferment powder , fruit juice, beverages ... : standard rubber sealing ring adopts silicon rubber ,select fluorine rubber, fluoroubber , ethylene propylene dienerubber , polytef , butyronitrile according to medium china Sanitary centrifugal pump