Features:
With cover knife gate valve, also known as gas knife gate valve, the valve body is a flat plate structure, connected with the pipe clamp, the gate plate is a single gate, one side and the valve seat seal, the back side and the other side of the valve wedge contact, sealing face and media flow direction opposite. The wedge-shaped contact structure is provided with wedge-shaped pressing blocks on the back side of the sealing surface, and adjustable top wire on the other side of the valve body corresponding to the pressing blocks.
Knife gate valve with cover has the advantages of short length of valve body structure, light weight, sealing surface of valve seat can be free from media erosion, sealing surface is compressed evenly, close tightly, dust particles and tar on sealing surface of valve seat can be blown away in the process of closing, easy to discharge and prevent media leakage.
