... with PTFE plus lubricant. For pumps, refiners, filters and valves in the brewing and beverage industry, ship-building and ... other fields. Especially resistant to abrasive media such arise, In the paper industry, sea-water industry.2.Specifications: Working ... 3mm-70mm3.color: white4. Application: For pumps, refiners, filters and valves in the brewing and beverage industry, ship-building and other ...