1, Structure in sliding column mode:good tightness and sensitive reaction;
2, There are three medium functions of three-position air valves for your choice;
3, Two-position air control valve with two heads has memory function;
4, Internal hole adopts special processing technology which has little attrition friction,low start pressure and long service life;
5, No need to add oil for lubrication;
6, Integrate with the manifold to save installation space.