1. A universal product with a mature, compact, simple structure and convenient maintenance.

2. The sphere is made of ultra fast spray wear-resistant alloy powder material, and the valve seat is also treated with overlay welding of Stellite hard alloy and spray coating of other ultra wear-resistant alloy materials.

3. The sealing surface is finely polished, ensuring reliable sealing.

4. Full channel design, low flow resistance, and high flow capacity.

5. The anti flying design of the valve stem is safe and reliable, and anti-static functions can be designed according to requirements.

6. Multiple driving modes to choose from: manual, worm gear transmission, pneumatic, electric, hydraulic, etc; It can also be used in conjunction with automated pneumatic instruments.