1. Reasonable design, compact structure, easy assembly and disassembly, easy maintenance.

2. Eccentric structure is adopted to reduce the friction of the sealing ring and prolong the service life of the valve.

3. Completely sealed, leakage is zero. It can be used for ultra-high vacuum.

4. Replace butterfly plate sealing ring, butterfly plate and other materials, can be applied to different media and different temperatures.

5. Flexible and labor-saving operation, you can choose manual, worm, electric, pneumatic, hydraulic control and other means.

6. Good regulation performance.