Hopper Dryer Selection

Date:Jun 12, 2018

Hopper Dryer Selection


  1. The original shape of the material Particles, powders, particles, sludge, crystals, liquids, pastes, suspensions, solutions, continuous flakes, slabs, irregular materials (small or large), viscous or massive and so on.

  2. Average output Continuously operating feeding quantity or finished product, intermittent operation feeding quantity or finished product, and adjustment scope thereof.

  3. The condition of the finished product particle size, particle size distribution, particle density, bulk density, rehydration, etc.

  4. Material inlet and outlet moisture content dry basis, wet basis.

  5. Material properties Chemical, biochemical, microbial activity, heat-sensitive (melting point, glass transition temperature), moisture absorption isotherms (equilibrium moisture content) and so on.

  6. Drying time The influence of drying curve and operating parameters.

  7. Heater type Contact method (direct, indirect).

  8. Select steam, coal, electricity, oil, and gas.

  9. Drying auxiliary equipment fans, dry scrubbers, wet scrubbers, feeders, feeders, finished product cooling and conveyors, etc.

  10. Special requirements Constitute material, corrosive, toxic, non-hydrophilic, flammable and explosive limits, ignition points, color, texture, and fragrance requirements.

  11. Drying System The footprint of drying equipment and accessories. Equipment installation and commissioning process and general requirements.

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