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Bulk Material Handling

The bulk material handling experts at Sly Process Systems have a diverse background covering hundreds of unique applications involving both mechanical and pneumatic handling of literally thousands of different bulk products. Applications knowhow gained from almost 40 consecutive years in the business provides an in depth understanding regarding the benefits and pitfalls associated with every method of handling a given bulk material. Among the types of products that our experts have successfully handled include:

  • Low bulk density materials such as 2 lb/ftᶟ Fumed Silica.
  • High bulk density materials such 220 lb/ftᶟ Iron, Nickel, and Copper powder.
  • Floodable free flowing products such as Acrawax and Aluminum Oxide.
  • Sluggish materials like Granulated Rubber and Sawdust.
  • Abrasive materials such as Silica Sand, Alumina, and Glass Cullet.
  • Hygroscopic products such as Sugar, Cement, Quick Lime, and Polyester Resin.
  • Friable materials like Whole Peanuts and Grains.
  • Extremely Fine and Dusty products like Fly Ash, Precipitated Silica Flour, and Toner.
  • Explosive materials such as Wood Flour, Corn Starch, and Plastic Fines.
  • Fibrous products like Polyester Fiber, Cellulose, and Shredded Biomass.
  • Heat sensitive products like EVA and LDPE plastic resin.

Additionally, our applications engineers have concentrated experience in the efficient handling of hundreds of Plastic Resins (both pellets and power) as well as Plastic Sheet or Profile Regrind, Granulated Film, and Bottle Flake. All of our key applications people are well versed with the unique requirements for successful handling and processing of a wide range of bulk plastic materials and additives with a specific concentration in Polyester (PET) processing (including crystallizing, drying, dry air conveying, and blending) as it relates to sheet extrusion for packaging, injection molding for containers, and for polyester fiber production.

Bulk material handling systems designed by Sly Process Systems for your application might incorporate any of the following processes and associated equipment.

Pneumatic Conveying including:

  • Dilute Phase Pressure
  • Dilute Phase Vacuum
  • Dilute Phase Vacuum/Pressure
  • Vacuum Sequence
  • Lean Phase (centrifugal fan)
  • Dense Phase Pressure

Mechanical Conveying utilizing screw conveyors or feeders, belt conveyors, bucket elevators, vibratory feeders or conveyors, etc.

Bag, Box, Drum Discharging Equipment

Bag, Box, Drum Filling Equipment

Storage Equipment including silos, bins, hoppers

Drying Equipment using hot and/or dehumidified air

Crystallizing equipment

Metering and Feeding

Blending, Mixing, or Homogenizing

Weighing and Totalizing

Dust Collection

Material Preparation (screening, size reduction, metal separation, dedusting, classifying, etc.)

Liquid Handling

Controls Integration

Installation, Project Management, Startup, and Training