Slurry valves

Reliable shut off & isolation

Slurry valves
Metso's slurry valves are ideal for all shut-off applications that involve abrasive slurries, powders or granular substances.


Expansion areas reduce stress and allow the seats to be axially flexible

Solid top works and robust gland box system for 100% reliability

Reinforced seats guarantee shape and position in the bore during operation improving the stability and performance

Integrated expansion areas provide low operating force and minimize the stress on the seats


Metso's Pump Technologies also offers a selection of slurry valves that complement our Slurry Hose Systems. Our Metso Dart and Knife Gate valves provides total operational reliability for abrasive slurries.

  • Gland box packing and machined support
  • Easy maneuvering and low energy consumption
  • Low maintenance through gate guidance via stable top works
  • Unique seat design and seat material for high performance and low LCC
  • No flow restriction fully open



Shut off applications with abrasive slurry materials

  • Mineral processing concentrators
  • Sand and gravel plants
  • Tailing lines
  • Abrasive slurry materials
Slurry valves
Slurry valves

Knife Gate Valve

The Metso Knife Gate Valve is designed and equipped to handle tough and abrasive shut off applications involving slurries, powders or granular substances.

  • One piece casting body

  • Stainless steel gate

  • Robust gland box packing system 

Dart Valve

The Metso Dart Valve design prevents leakage and has an inside diameter matching the complete slurry hose system. Our dart valves are used for shut-off applications inside sump tanks with vertical outlets.

  • SBR wear-resistant inner and outer liner


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