4H hand valve Manufacturer and Supplier - China Factory

SDA Series Thin Cylinder
As the professional manufactureOLK(Ouleikai) would like to provide you SDA series thin cylinder. And OLK will offer you the best after-sale service and timely delivery.
SMC-type AW Pressure Regulating Filter
As a professional SMC-type AW pressure regulating filter manufacture, you can rest assured to buy SMC-type AW pressure regulating filter from our factory and OLK pneumatic will offer you the best after-sale service and timely delivery.
3V1 Series Solenoid Valve 3 Way
As the professional manufacture, OLK pneumatic would like to provide you 3V1 Series Solenoid Valve 3 Way. And OLK will offer you the best after-sale service and timely delivery.
MV522 Series Mechanical Button Control Valve 5 Way
As the professional manufacture, OLK would like to provide you MV522 Series Mechanical Button Control Valve 5 Way. And Ouleikai will offer you the best after-sale service and timely delivery.
3V-Manifold Valve
As a professional 3V solenoid valve group manufacture, you can rest assured to buy 3V solenoid valve group from our factory and OLK will offer you the best after-sale service and timely delivery.
VFA Series Air Control Valve 3 Way 5 Way
As a professional VFA Series Air Control Valve 3 Way 5 Way manufacture, you can rest assured to buy VFA air control valve from our factory and Ouleikai (OLK) will offer you the best after-sale service and timely delivery.

To distinguish between Single Acting and Double Acting cylinders
The movement in only one direction is driven by compressed air, typically the extension of the piston. The return stroke is completed by a spring or external force.
Getting Started with Pneumatic Valves
The function of the pneumatic valve is equivalent to the switch in the circuit, which controls the on-off and direction of the air circuit.
Getting Started with Pneumatics
When to Choose Pneumatics?
What to do if the solenoid valve cannot rebound after being used for a long time
The diagram illustrates a pilot-operated solenoid valve, where the movement of the valve core enables fluid redirection. The necessary conditions for valve core movement are:
The principle and characteristics of CV vacuum generators
Vacuum generators play an important role in modern industrial production due to their high efficiency, reliability, and convenience.
What are the methods of using Air Source Processor?
Air Source Processors are becoming an increasingly popular solution for heating and cooling buildings. While these systems may seem complex, they are actually quite simple to use. In this article, we'll explore the methods of using an Air Source Processor and its benefits.

China 4H hand valve Manufacturer, Supplier, Factory