1, adopt the most advanced three-eccentric metal sealing structure, reliable sealing performance, can achieve zero leakage.
2. When opening and closing the butterfly plate, the sealing surface quickly separates from the valve seat, with small wear and tear, opening and closing quickly and saving labor.
3, small size, light weight, easy to install.
4, three eccentric structure with self-locking function, closed when the section of the medium, but also arbitrary adjustment of the medium flow.