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BACHILLER is an industrial engineering company specialized in the design and construction of process equipment and pressure vessels for the chemical, fine chemical, pharmaceutical, cosmetic, food, and petrochemical industries. They provide solutions in batch filtration, mixing and reaction of liquids and pastes, mixing, reaction and granulation of solids, vacuum drying, and pressure equipment.

SaniDry Vacuum Paddle Dryer

Vacuum Dryer with Sanitary design, with maximized heated area, used for all kind of wet products such as crystals, amorphous or powders, and even pastes.

Working principle

Completely heated Shell, Shaft and Blades to maximize the heat exchange ratio. Blades with minimal gap with the warm wall for effective and continuous renewal of the product in contact.

Features

  • Capacities from 50  up to 10.000 liters
  • Batch Operation
  • Full tightness, vacuum level less than 1 Tor
  • Atmospheric operating pressure – Optionally up to 3 bar(g)
  • Operation temperatures up to 200º C
  • Design according toASME VIII div.1 – AD-2000 – EN-13445
  • Highest Thermal Efficiency, Shortest drying cycles
  • Repetitive operation, reproducible and easy to scale up
  • Sanitary design cGMP, FDA validated
  • Easy to clean and register
  • Big frontal door for inspection and registration
  • Internally mirror polished Ra ≤ 0.6 µm (Grit 360)
  • ‘CE’ stamping according to Safety for Machinery Directive 2006/42/CE

Typical applications and sectors

  • Antibiotics
  • Biotechnology
  • Catalysts
  • Colorants
  • Essences and flavors
  • Flavors
  • Natural extracts
  • Pharmaceutical synthesis
  • Pigments
  • Vitamins

Nutsche Filter Vacuum Dryer

The Nutsche Filter Vacuum Dryer is a high-quality equipment used in processes of separating solids from liquids.

Bachiller’s Nutsche Filter / Filter Dryer is designed to perform extraction, filtration, pressing, washing, dissolution, bleaching, deodorising and vacuum drying, all in the same unit without product transfer.

Our closing system reduces opening/closing times and improves equipment’s cleaning requirements.

Working principle

The pressure filter has a batch-wise operation, with reversible agitator variable in height for mixing, cake preparation, purification, scraping, distribution, smoothing, removing and unloading. The dryer is heated completely including the agitator and bottom, vacuum drying the cake. 

Features

  • Filtering surface from 0.07 up to 15 m²
  • Operation capacity from 19 up to 15.000 liters
  • Batch-wise operation
  • Operating pressure of 3 bar(g) – Optionally up to 10 bar(g)
  • Operation Temperatures up to 200º C
  • Design  according to ASME VIII div.1 – AD-2000 – EN-13445
  • Easy exchangeable filtering cloth
  • Filter in textile, synthetics, metal, multilayer (sintered) or ceramic
  • Bottom filter with automatic lifting  and lowering
  • Bottom sealing system SUPERCLAMP
  • Cake washing system
  • Unloading of the cake by the lateral valve

Dryer version – additional features

  • Design with absolute vacuum – Drying under vacuum and ultra vacuum
  • Design according to cGMP and EHEDG recommendations
  • Heating/ cooling of the body and/or agitator
  • Unload of the dry solid by lateral valve
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