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ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD was founded in 2016, main in producing and supplying products like Ceramic Lined Gate Valve, Ceramic Lined Ball Valve, Ceramic Lined Butterfly Valve and so on, our products are selled to Asia, South America, and other markets.

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Pneumatic Operated Dome Valve

Pneumatic Operated Dome Valve
  • Model Number: FRYDF-10C
  • Brand Name: FREE-VALVE
  • Place of Origin: Henan, China
  • Minimum Order Quantity: 2 Sets
  • Supply Capacity: 200 Sets /month
  • Payment: T/T
  • MemberShip: Free Member
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FRYDF-10C Pneumatic Operated Dome Valve Description

FREE-VALVE’s Pneumatic operated dome valves are designed for ash handling system.Dome valve is unique in its ability to open and close with a tight pressure seal in environment where abrasive material are passing.Dome valve can achieve operating reliability in severe applications .



1.Simple valve structure and operation principle ,makes the dome valve suitable for pneumatic conveying system .

2.Tight sealing performance as Inflatable seal self-compensates for wear as the valve is used.The inflatable seal provides continuous wear compensation.

3.Valve can open and close through a static or moving column of material.

4.Easy to maintenance and replacement.

5.Different valve body materials are optional depending on customer need.


Technical Specification:

1) Size Range: NPS4~NPS16,DN50~DN400

2) Pressure Range: Class 150 /PN6 /PN10

3) Applicable Temperature: 0~350℃

4) Connection Type: Flange

5) Sealing material: Inflatable seats /Hard seats

6) Pressure test:GB/T13927, API598

7) Face to Face: GB/T12221, ASME B16.10

8) Valve body : GB/T12224,ASME B16.34

9)Operating Type: Pneumatic


FREE-VALVE’s Pneumatic operated dome valves are suitable for abrasive material with abrasive particles,such as power plants ,ash ,mineral processing ,food industry ,biomass ,steel industry,material handling ,pharmacy   etc .

Material WCB
Size DN150
Pressure PN10
Operated method Pneumatic actuator