3 inch yellow cover ball valve
The valve body of liquid bag automatic vent valve adopts reinforced PP, acid alkali resistant various oil products; the valve door is rotated with yellow cover, which is beautiful elegant, the two seals are safe reliable;
The sealing ring is made of high-quality silica gel (food grade), nitrile rubber (oil resistant) fluorine rubber (strong acid-base resistance). The rubber ring can be supplied according to the type of liquid filled by customers;
The chassis fixing bolts are made of 304 stainless steel galvanized high strength carbon steel, which are supplied according to different requirements of customers.