Agitated Thin Film Dryer (ATFD)

Engineered for the world’s most efficient Zero Liquid Discharge.
 Mazda ATFD delivers reliable drying with maximum recovery and minimum waste.

Agitated Thin Film Dryer (ATFD)

Specialized thin-film drying technology designed for high-viscosity and heat-sensitive products.
 Proven solution for ZLD and wastewater minimization.

Agitated Thin Film Dryer (ATFD)

Product Overview

Mazda’s Agitated Thin Film Dryer (ATFD) is a highly efficient system engineered for Zero Liquid Discharge and effluent recycling. Designed to handle high-viscosity, heat-sensitive, and concentrated slurries, the ATFD spreads the feed as a thin film over a heated surface using a rotor with special blades. The thin film ensures rapid evaporation and drying, leaving behind only solids, powders, or flakes. With its robust design, compact footprint, and ability to process challenging streams, Mazda ATFD has become a trusted solution for industries striving toward sustainability, efficiency, and compliance with environmental standards.

Advantages

  • Enables Zero Liquid Discharge (ZLD) with high efficiency
  • Handles high-viscosity and heat-sensitive materials effectively
  • Produces dry solids, powders, or flakes with minimal energy use
  • Compact, robust design with long service life
  • Low maintenance and reliable continuous operation

The feed enters the ATFD and is distributed as a thin film over the heated surface by a high-speed rotor with specialized blades. The thin film promotes rapid heat transfer, causing water or solvents to evaporate quickly. Vapors are removed through a vacuum system, while the concentrated solids are continuously discharged in dry form.

Zero Liquid Discharge (ZLD) Systems

In multi-effect evaporators, capturing and reusing waste steam after the final effect

Effluent Recycling & Wastewater Treatment

Steam recovery in drying and processing stages

Pharmaceuticals & Chemicals

Energy recycling in evaporation and concentration processes

Food & Beverages

In multi-effect evaporators, capturing and reusing waste steam after the final effect

Dyes, Pigments & Textiles

In multi-effect evaporators, capturing and reusing waste steam after the final effect

Fertilizers & Specialty Chemicals

In multi-effect evaporators, capturing and reusing waste steam after the final effect

Agitated Thin Film Dryer (ATFD) - FAQs

What is an Agitated Thin Film Dryer (ATFD)?

An Agitated Thin Film Dryer (ATFD) is a drying system designed to process high-viscosity, heat-sensitive, and concentrated slurries. It spreads the feed into a thin film over a heated surface using a rotor with specialized blades, allowing rapid evaporation and drying.

How does an Agitated Thin Film Dryer work?

The feed enters the ATFD and is distributed as a thin film across the heated surface by a high-speed rotor. The thin film provides rapid heat transfer, causing water or solvents to evaporate. Vapors are removed through a vacuum system, while the remaining concentrated material is continuously discharged as solids, powders, or flakes.

What is an ATFD used for?

ATFD systems are used for drying concentrated slurries, minimizing wastewater, recovering solids, and supporting Zero Liquid Discharge (ZLD) processes. They are particularly useful where the feed has high viscosity or is difficult to process using conventional drying methods.

Can an ATFD handle high-viscosity materials?

Yes. ATFD technology is specifically designed to handle high-viscosity and concentrated slurries. The rotor and specialized blades spread the feed into a thin film, allowing effective heat transfer and evaporation even with challenging feed streams.

Is an ATFD suitable for heat-sensitive products?

Yes. Mazda's ATFD is designed to process heat-sensitive materials. The thin-film configuration promotes rapid heat transfer and evaporation, supporting efficient drying of challenging materials.

How does an ATFD support Zero Liquid Discharge (ZLD)?

An ATFD can be used as a final drying stage in a ZLD process. It evaporates the remaining water or solvent from concentrated streams and continuously discharges the residual material in dry form, helping minimize or eliminate liquid discharge.

What products can an ATFD produce?

Depending on the feed and process conditions, an ATFD can produce dry solids, powders, or flakes after evaporation and drying.

Does an ATFD operate under vacuum?

Yes. In Mazda's ATFD system, vapors are removed through a vacuum system during the drying process. This supports continuous evaporation while the concentrated solids are discharged from the system.

What are the main advantages of an Agitated Thin Film Dryer?

Key advantages include Zero Liquid Discharge capability, handling of high-viscosity and heat-sensitive materials, rapid heat transfer, dry solids recovery, compact construction, continuous operation, and low maintenance requirements.

Why choose Mazda Limited for ATFD systems?

Mazda Limited manufactures Agitated Thin Film Dryer systems designed for ZLD, effluent recycling, wastewater minimization, and challenging concentrated streams. Its ATFD technology combines thin-film drying, mechanical agitation, vacuum operation, and continuous solids discharge in a compact industrial system.

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