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)

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

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

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

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

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

Key Equipment Involved

Feed Pump (Regulates slurry entry into the ANFD system)

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

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Agitated Mixing System (Ensures uniform washing and drying)

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Vacuum System (Enhances drying efficiency)

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

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

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

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