... seals good 4.anti-corrosion 5.anti-friction ceramic seal ringOur company can supply many kinds of ceramic parts ... valve sheet, ceramic pipe sleeve, ceramic loom plunger, ceramic seal ring, special shape ceramic, ceramic knife etc.Please fell ... .5% Al2O3, ZrO2. Applications fieldsAll kinds of filling machines, including Pharmaceutical, Beverages, Cosmetics, Chemical, Pesticides, Dairy..The volume from ...