Dual Rotary Disc Sleeve Valve (DRDSV)

Dual’s Rotary Disc Sleeve Valve is a unique rotating gate valve designed specifically for heavy abrasive and corrosive slurries. The Patented design allows the valve to cycle in heavy slurries without jamming and has a ring seat sleeve that can be replaced when worn. The valve can be used to control and throttle the flow. Zero discharge to atmosphere

FEATURES

  • No pressure drop.
  • No blockage or leakage,
  • Disc can be replaced in situ.
  • Low torque due to no gate guides,
  • Long wear life (due to rotatinggateklisc).
  • Self cleaning gate action,
  • Seals in both directions.
  • Wedge for position seal,
  • Cutaway to clean seating area.
  • Fabricated valves can be repaired in line.
  • Sleeve out of flow when in open position,
  • Rising and non-rising spindle.
  • Back seat to re-pack gland packing under pressure.
  • Replaceable ring sleeve seat.
  • Light weight.
  • Spindle dust cover.
  • Flush port.
  • Zero Discharge to atmosphere.

Document

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