Handling strong acid, alkali and solvent media? OUWEI PTFE lined butterfly valves fully wrap internal flow channel with thick PTFE layer to avoid medium corrosion on metal body. Wide pH resistance range from 1 to 14, bubble-tight sealing with fluorine rubber seat. Wafer, lug and flanged connections optional, widely used in pharmaceutical production, electroplating factories and chemical wastewater treatment stations. #OUWEI #PTFELinedButterflyValve #AntiCorrosionValve #PharmaceuticalValve #WastewaterTreatment #ChemicalValve
