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W-FLOW WMV mud valves are cast/forged exclusively made for mud, cement, fraturing water and steam abrasive applications.
The seat is dulfureted by rubber. Pre-compression between seat and gate realize the sealing.
The seat between the bonnet and body which are jointed by using bolts, is a sealing ring, simplifying the structure and ensuring sealing properties.
This gate valve uses a rising stem design as your demands
The stem seal are twp type ”BA” lip rings made of rubber plastics, which not only ensures sealing but also minimizes the operation torques so as to make it easy to open and close the valve.
WMV MUD VALVE