1、Novel design, reasonable, unique structure, light weight, rapid opening and closing.

2、Small operating torque, easy to operate, labor-saving dexterity.

3、It can be installed in any position, easy to maintain.

4, the seal can be replaced, sealing performance is reliable to achieve two-way sealing zero leakage.

5, sealing material aging resistance, weak corrosion resistance, long service life and other characteristics.