Circular covered pneumatic knife gate valve

　　Overview of circular covered pneumatic knife gate valve products

Pneumatic covered knife gate valve, also known as gas knife gate valve, concealed rod knife gate valve, the valve body is a flat plate structure, connected to the pipeline clamp, and the gate plate adopts a single gate plate. One side is sealed with the valve seat of the valve body, and the back is in wedge-shaped contact with the other side of the valve body. The sealing surface is opposite to the flow direction of the medium. The wedge-shaped contact structure is equipped with wedge-shaped compression blocks on the back of the sealing surface, and an adjusting top wire is provided at the corresponding compression block on the other side of the valve body.

　　Product features of circular covered pneumatic knife gate valve

Pneumatic covered knife gate valve has the advantages of short valve body structure length, light weight, valve seat sealing surface that can be protected from medium erosion, uniform pressure on the sealing surface, tight fit, ability to scrape away dust particles, tar, etc. on the valve seat sealing surface during the closing process, convenient drainage, and prevention of medium leakage. Suitable for use in gas pipelines containing dust or tar.

　　Performance parameters of circular covered pneumatic knife gate valve

Nominal pressure PN

Shell test at 1.5 Mpa;

Sealing test 1.1 Mpa

Working temperature rubber ≤ 80 ℃ PTFE seal ≤ 180 ℃ Hard seal ≤ 425 ℃

Applicable media: syrup, pulp, wastewater, coal slurry, ash, slag water mixture

　　Circular covered pneumatic knife gate valve ordering method

This product is directly supplied by the manufacturer. If special configurations are required (can be customized), please specify the following parameters in detail when placing an order:

(For example: valve type, driving method, connection form, structural type, nominal pressure, nominal diameter, input signal, sealing surface material, valve body material, applicable temperature, whether accessories are included)