PTFE-lined wafer butterfly valve has excellent chemical stability and corrosion resistance. It is one of the best corrosion-resistant materials available today. It is resistant to various chemicals except molten metallic sodium and liquid fluorine. It doesn’t change when boiled in aqua regia. Widely used in various acid and alkali resistance, organic solvent resistance. A Saudi customer contacted us and said that they needed a batch of double-lined fluorine wafer butterfly valves. In the process of communication, we professionally and efficiently solved various concerns of customers, and showed our qualifications, workshops and certificates to customers. Finally, customers signed a contract with us and spoke highly of our products and thoughtful service.