eDart offers an in-line slurry control valve with compact design and fine control due to the use of a plug and seat. The plug shape has been verified using advanced Computational Fluid Dynamics (CFD) software.

MATERIAL OF CONSTRUCTION

  • Mild steel body (rubber lined and painted)
  • Rubber lining – natural rubber
  • Two coat carboline epoxy painted body as standard
  • StSt valve shaft and positioner mounting
  • Polyurethane or UHMWPE plug
  • Linhard or polyurethane seat

STANDARD SIZES

  • 100mm to 500mm

OPTIONS

  • Various flange and drilling options
  • Reduced or full bore options
  • Tungsten-Carbide option on valve shaft
  • Smart (HART, Profibus), Electro-Pneumatic (4-20mA), Pneumatic (20-100kPa) Positioner
  • Bias Spring Fail Closed, Fail Fixed or Double Acting Actuator Options

FEATURES

  • Compact design
  • Fine control
  • Linear characteristic
  • Flow-Over the plug (important to reduce wear)
  • Bellows sealing arrangement on shaft
  • Piston pneumatic actuator with double O-Ring seal
  • Removable bonnet for easy maintenance; valve body remains in the process line
  • Anti-Rotation Device
  • Stroke Indication

APPLICATIONS

  • Flotation Machine level control
  • In line slurry control valve