Stainless Steel Double-Acting Pneumatic Piston Knife Gate Valve
The stainless steel double-acting pneumatic piston knife gate valve is a specialized type of valve that offers high efficiency in industrial liquid control systems. These valves provide significant advantages, particularly in controlling fluids with high viscosity or containing particles. Thanks to their knife-type design, solid materials in the fluid are prevented from accumulating, ensuring smooth system operation.
The knife inside the valve regulates fluid flow continuously with a strong and sharp mechanism. With the help of a double-acting pneumatic actuator, the valve is operated by air pressure for both opening and closing actions. This design ensures high-performance and stable flow control.
The valve body is manufactured from AISI 304 or AISI 316 stainless steel, providing superior corrosion resistance and long service life in chemical environments. Its strength against high temperatures and harsh operating conditions makes it suitable for reliable use across many industrial sectors.
Sayfa İçeriği
ToggleApplications and Advantages
This type of valve is frequently preferred in the chemical industry, as well as in cement, mining, food production, paper, energy, and treatment plants. It is an ideal solution for fibrous and highly viscous fluids. Additionally, thanks to its pneumatic control infrastructure, it is compatible with fully automated systems.
It provides significant advantages in processes both in terms of safety and speed. By integrating with automatic control systems, it minimizes human error. With remote management support, it contributes to industrial automation processes.
Maintenance requirements are minimal. Thanks to its modular design, certain components can be inspected or replaced without disassembling the valve. This reduces maintenance downtime and minimizes production losses for businesses.
Technical Specifications
-
Body Material: AISI 304 / 316 Stainless Steel
-
Sealing Element: EPDM, PTFE, or Metal-to-Metal
-
Operating Pressure: Maximum 10 bar
-
Temperature Range: -10°C to +180°C
-
Connection Type: Flanged, Wafer, Lug
-
Actuator: Double-Acting Pneumatic Piston
-
Control Type: On-Off or Proportional Control
-
Optional Accessories: Limit Switch Box, Solenoid Valve, Positioner
For more information about this product, you can visit the official UNOX valve page and review the technical details in our product catalog.

