High Performance PTFE GKO
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High Performance PTFE GKO

High Performance PTFE Seat Knife Gate Valve

Size DN50-DN800


  • GKO


  • DN50-DN800

High Performance PTFE Seat Knife Gate Valve

Size DN50-DN800  2”-32”

Material: Ductile iron, Stainless Steel, Duplex, Hastelloy, and Titanium ,others

Guanli GKO is used within many different fields of applications. The valve has a gate with a bevel edge that effectively cuts through different media. In closed position the gate is pushed onto the seat which gives a tight and reliable sealing. This special shut-off technique makes the GKO suitable for both fluids and dry media and different kinds of waste.

The GKO is modular designed and can easily be customized to specific process conditions.

The retainer ring system make sure that seat can easily be performed both smooth and

cost-efficient with the system.

Standard flange connection:

Wafer-EN PN 10,JIS 10K

Full lug- ANSI B16.5 (class 150),AS 2129

Driven types

Manual-Handwheel &Bevel gear


Electric Actuated

Hydraulic Actuated

Pneumatic Cylinder-Double Acting Pneumatic

Acceissories- Limit switches, Proximate switches, Solenoid, Filter&Regulator,

SS304 Tubes&fittings

Material Options

Knife Material-SS304, SS316, SS2205, Others

Seat Type-NBR,EPDM,FKM, Metal to Metal

Support Yoke-A36 with FBE Coating, SS304

Customized Design on request

Deflection Cone

Flush ports

Spring Return Pneumatic Cylinder

Fail safe system


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Goal for innovation, reliability and efficiency All Guanli products are designed and manufactured for the highest level of efficiency and quality, and are fit for purpose.


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