Product Name: Pneumatic Flanged Vacuum Ball Valve Model NO.: GUQ-F Trademark: Pioneer Transport Package: Plywood Case Specification: CE, TS, SGS, ISO9001 Origin: China HS Code: 8481804090 Product Description GUQ series pneumatic high vacuum valve is one kind of valves to turn on or cut off the vacuum flow in the vacuum pipeline by pneumatic device to drive valve ball opening or closing. It has a high flow conductance and the connection characteristics of various forms. It can be used in the environment with vacuum or pressure.The applicable media is air and weak corrosive gas. Be often used in the dairy products, wine, biotechnology, food, pharmaceutical, beverage, chemical, cosmetics and other fields. Particularly in the new energy industry and semiconductor industry has achieved widespread application.