1. Reasonable design, compact structure, easy installation and disassembly, easy maintenance.
2. Adopt eccentric structure, reduce the friction of the seal ring, prolong the service life of the valve.
3. Fully sealed, leakage is zero, can be used in ultra-high vacuum conditions.
4. Replace the valve plate sealing ring, butterfly plate, rotating shaft and other materials, applicable to a variety of media and different temperatures.