Nominal Pipe Size: DN15mm ~ DN500mm (1/4" ~ 20")

Nominal Pressure: PN 1.0~4.0 MPa (150~300 Lbs)

Operating Temperature: ≤ 300℃

Material: Carbon steel, stainless steel, etc.

Medium: lithium powder, polycrystalline silicon, coal dust, powdered particles, gypsum liquid, sulfuric acid, hydrochloric acid, and other corrosive mediums

Widely Applied: Pipeline systems in new energy, electricity, oil, petrochemical industries, etc.

Pneumatic three-way directional valves are fluid control devices powered by compressed air, primarily used for altering the direction of fluid flow. The basic principle involves using compressed air to move the valve core, thereby changing the flow path of the fluid. When compressed air acts on the actuator, the valve core will shift under the influence of the gas-liquid linkage actuator, thereby changing the direction of fluid flow.

Key Features

‌Rapid Response: The pneumatic three-way directional valve operates with pneumatic drive, enabling swift on/off actions in mere seconds, ideal for applications requiring quick flow direction changes._

Flexible Control: By adjusting the pneumatic control signal, precise control of the valve can be achieved to meet the demands of various complex process requirements.

High Reliability: The simple structure and fewer parts result in a lower failure rate and relatively lower maintenance costs.

Eco-friendly and Energy-saving: Compared to traditional electric valves, pneumatic valves require no additional power supply, making them more eco-friendly and energy-efficient.

Application Fields

Pneumatic three-way directional valves are widely used in various industries, including:

Petroleum & Chemical Industry: In the petroleum and chemical industry, pneumatic three-way directional valves are used to control the flow direction of fluids, ensuring the smooth progress of the process.

Food Processing: During the food processing, pneumatic three-way directional valves control the flow of fluids, ensuring product quality and hygiene.

In the industry, pneumatic three-way directional valves are used in the conveying and mixing processes to ensure the quality and safety of pharmaceuticals.

Water Treatment: In the field of water treatment, pneumatic three-way directional valves are used to control the flow and distribution of water, ensuring the normal operation of the water treatment system.

Trend Development

As industrial automation continues to advance, pneumatic three-way directional valves are evolving towards greater intelligence and integration. In the future, these valves will play a more significant role in energy conservation and emission reduction, further enhancing their efficiency and reliability in industrial production.