Knife Gate Valve – Serie GD

Product description

Slurry valves

Slurry valve for very loaded products with solids, used for suspended matter in mining. It does not present neither salient nor any split in the pipe. It is not needed any joint between the flanges as it is incorporated in the body.
Bidirectional wafer‐design knife gate valve.
Monoblock one‐piece cast iron body.
Stainless steel gate. Two rubber sleeves.
Provides high flow rates with low pressure drop.
Various seat materials available.

This valve main characteristic is that it provides a full continuous flow. 
The GD valve’s body is composed of one single “monoblock” piece. 


If it is used for dry solids, slurry in gravity feed applications it should be installed with the arrow on the body pointing in the opposite direction to the flow.

This Slurry valve are designed for applications such as:

Paper Industry, Mining Slurry Valves, Silo emptying, Chemical plants, Bumping Food, Industry Sewage treatment, Slurry treatment.


Standard manufacturing sizes:
From DN50 up to DN600
Bigger diameters under request.

Working pressures

DN 50-600 = 10 bar
DN 700-900 = 6 bar
DN 1000-1400 = 4 bar


• Pressure Equipment Directive:
(PED) ART 4.3 /CAT.1.
• Potential Explosive Atmospheres Directive:
(ATEX) CAT.3 ZONA 2 y 22 GD.

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