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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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Slurry Knife Gate Valve

Slurry Knife Gate Valve
  • Model Number: FRZ373PU
  • Brand Name: FREE-VALVE
  • Place of Origin: Henan, China
  • Minimum Order Quantity: 2 Sets
  • Supply Capacity: 200 Sets /Month /month
  • Payment: T/T
  • MemberShip: Free Member
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FRZ373PU Slurry Knife Gate Valve Description

FREE-VALVE’s slurry knife gate valves are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold, and all media are wrapped in the polyurethane lined to achieve all-round wear-resistant protection,which provides excellent wear life with 100% positive shutoff of abrasive slurry,the Valves are ideally suited for applications in mining.


1. Bi-directional flow,zero Leakage and shut-off, allowing valves to be installed in either direction.

2. Wear-resistant polyurethane inner lining.

3. The polyurethane lined has integral flange seals, eliminating flange gaskets when installing.

4.  Resilient seats can be easily replaced after removing valve from the line.

5. Full port allows for high flow capacity with minimum pressure drop.

6. Valve plate use wear - resistant stainless steel plate with various types of wear - resistant surface treatment.



Technical Specification

1) Size Range: DN50~DN600

2) Pressure Range: PN6~PN16

3) Connection Type: Wafer,lug,Flange

4) Seat and lined material:Polyurethane (PU)

5) Body material:WCB, CF8 ,CF8M

6) Pressure test:GB/T13927, MSS SP-81

7) Face to Face: GB/T12221, MSS SP-81

8) Operation Method:Hand wheel, Lever, Bevel Gear, Chain Wheel, Pneumatic, Electric

10) Service temperature:-20°C to 80°C


You will find FREE-VALVE’s slurry knife gate valves are used for heavy duty applications such as abrasive slurry,mining slag discharge ,coal washing, paper making,water treatment, sludge discharging,electric power, urban sewage treatment and other fields.

Body Material WCB
Sealing Material PU
Pressure class PN10
Operated method Hand wheel
Valve Type Knife gate valve
Connecting method Flange

Retaled category: Gate Valve

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