Agitated Nutsche Filter Dryer

An Agitated Nutsche Filter Dryer (ANFD) is a versatile piece of equipment used in industries like pharmaceuticals, chemicals, and food processing. It combines three key processes - filtration, washing, and drying - into one compact system, making it efficient and easy to use.

How It Works:

  • Filtration: The liquid-solid mixture (slurry) is added to the system. A filter at the bottom separates the solids from the liquid, leaving behind a solid "cake."
  • Washing: The solid cake is washed with a solvent to remove impurities. The agitator ensures the washing liquid spreads evenly.
  • Drying: The washed solid is dried using heat and vacuum. The agitator stirs the material to ensure uniform drying and prevent clumping.
  • Discharge: Once dried, the solid is removed from the system for further use.

Benefits:

  • Efficient: Combines multiple steps into one machine, saving time and effort.
  • Safe: Operates in a closed system, ideal for handling toxic or sensitive materials.
  • Uniform Drying: The agitator ensures even drying and prevents sticking.
  • Compact Design: Saves space and reduces the need for multiple machines.

Applications:

  • Pharmaceuticals: Drying active ingredients and medicines.
  • Chemicals: Processing dyes, pigments, and specialty chemicals.
  • Food Industry: Drying food additives and ingredients.

Material of Construction: SS 304 / SS 316 / MS / As per client needs

Process Flow for Agitated Nutsche Filter Dryer (ANFD) System

Slurry Feed Inlet → (Liquid-solid mixture enters the system for filtration)

Filtration Stage → (Filter medium separates solid particles from liquid, forming as olid cake)

Washing Stage
Solvent Addition → (Solvent is sprayed over the solid cake to remove impurities)
Agitator Mixing → (Ensures even solvent distribution)

Drying Stage
Vacuum Drying → (Removes moisture using heat and vacuum)
Agitation Process → (Prevents clumping and ensures uniform drying)

Solid Discharge → (Dried product is collected for further use or packaging)

Filtrate Outlet → (Separated liquid is drained for reuse or disposal)

Key Equipment Involved

Feed Pump (Regulates slurry entry into the ANFD system)

Filter Medium / Perforated Plate (Separates solids from the liquid)

Agitated Mixing System (Ensures uniform washing and drying)

Vacuum System (Enhances drying efficiency)

Heating System (Steam or Electrical) (Facilitates moisture evaporation)

Final Collection Bins (Stores dried material for packaging or processing)

Filtrate Collection System (Manages separated liquid for reuse or disposal)

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