De-dusting Booth

The De-dusting system is used to remove the loose particles / dust present on the receiving materials, which will be brought into the warehousing area before they are transferred into the quarantine area.

Sequence of Operation:

• Vehicle arrives and docks at receiving bay.
• An operator starts the de-dusting chamber’s blowers first and then Conveyor – by pushing the buttons on the push button station.
• Loose material (one at a time) is manually loaded onto the conveyor.
• The material passes through the de-dusting chamber and on the exit side. These are again manually retrieved from the conveyor for further movements

De-dusting system shall basically consist of the following:

• De-dusting booth (in SS304 - material of construction) - having INNER SKIN and OUTER SKIN .The air ducting with nozzles will be routed between the inner and outer skin.
• A roller conveyor of Width 1000 mm will be passing through this Chamber. Guides shall be provided up to the height of 100 mm from the top of the rollers.
• 2 Nos. of Centrifugal Supply Air Blower with Capacity – 4500 m3/hr, pressure of 100 mm wg, with primary (20 micron) filters at inlet & secondary (3 micron) filters at the outlet of the fan. In the chamber, nozzles to be provided on four sides (sides, top and bottom) to vent air on to the material containers.
• 4 nos of Primary Air Filters – washable type; Size 610 x 610 x 50 mm; 20 microns.
• 3 nos of Secondary Air Filters – washable type; Size 610 x 610 x 225 mm; 3 microns.
• The Entry / Exit points of the de-dusting booth shall be provided with PVC strip curtains.
• Air nozzles shall be suitably located at four sides - within the chamber - to blow the air on various surface of the DRUM or CARTON.
• The exhaust air is filtered with 20 micron and left into the room from the bottom of the chamber with a flange.
• Control Panel System shall be provided for conveyor and blowers. Interlocking shall be provided based on the process requirements.