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DualDraw Wet Downdraft Tables

Combustible Dust Collection

DualDraw wet downdraft tables provide safe capture and collection of combustible dusts.  If you are working with aluminum, magnesium, or titanium our wet downdraft table will capture and extinguish the dust and keep you in complance with local and national regulations as they relate to combustible dust.  Other industries that should also consider wet collection include food, wood, chemical, coal, grain, and pharmeceutical. 

The proprietary impeller based wet collection method will ensure your combustible dust is handled appropriately and safely.

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General Specifications

  • Electronic Water Level Control assures optimum water level rangefor best performance. Also shuts down blower operation if water level exceeds upper or lower level safety set points.

 
  • Magnesium constant ventilation fan design to allow for exhausting of tub 24/7 once magnesium dust is present. Electrical controls to control this design are to be part of the equipment to meet NFPA regulations.•Pin hinged removable sides for improved containment.
  • Overhead light for increased visibility of operations.
  • Rubber soft tops or fiberglass heavy duty grating.
Construction Construction to be of 12 gauge for all metal surfaces that are in contact with water, other construction to be 14 gauge.
Motor and Blower Plug Fan design, direct drive, TEFC motor, backward inclined wheel design of steel or aluminum construction. Non sparking.
Impeller At least a double (twice) water reversal design and have a minimum of 3”to 4”of pressure loss (w.g.)
Collection Sludge Collection Tub to be angled and have clear access for removal of sludge.
  Manual water level to be clearly marked by white plastic plate (unit blower off).
After-Filter/Mist Eliminator  Following Impeller (in direction of air flow) shall be an after-filter/ mist eliminator combination constructed of polyester or other equal water resistant material. This shall be enclosed in a metal frame that provides rigid support for the filters. 
Blower Outlet  Chamber shall be lined with minimum of ½”closed cell poly foam.
Grating Heavy Duty Grating with options for different soft cover material part protection
NFPA   Meets NFPA requirements