Is made of high-density polyethylene and other engineering plastics, and is assembled, with novel structure and beautiful appearance. It has the advantages of acid resistance, alkali resistance, corrosion resistance, high mechanical strength, easy opening and so on, and can be used repeatedly to help protect the environment. Widely used in chemical process and acid, liquid storage buckets, tanks, container outlet control valves. It has been used safely for 3,000 times and passed the drop test. The valve is used for plastic container outlet control to prevent liquid from splashing around., Manufacturer: DMETE