SV.SL20P check valve

SV20PA1-4X is a model of hydraulic check-valve, it is belong to hydraulic directional valve.

It is a type of hydraulic check-valve, SV20PA1-4X is a type check valve of REXOTH series, following is relevant instructions:

Basic parameter 

NG is 20.

- Application area:it is widely used in chemic、 traffic、printing package、Texile Leather and other industries. 

Working principle.

When one oil chamber is flowing in the forward direction, the other oil chamber is flowing out in the reverse direction, and vice versa.When there is no flow in chamber A and chamber B, the reverse oil in chamber A1 and chamber B, the reverse oil in chamber A1 and chamber B1 is closed under the close contact between the valve core cone and the valve seat, forming a hydraulic lock. The hydraulically controlled one-way valve switches the oil between the two oil chambers by controlling the movement of the piston and the valve core.

Jinhai is professional manufacturer of Various types of Directional Valves, Flow Valves, Pressure Valves and Accessories, Should you have any questions please feel free to come back to us.