Overview

This Used Bachiller Horizontal Vacuum Plow Mixer, Type MHT 4200, is a high-capacity, stainless steel mixer, ideal for pharmaceutical, chemical, and food applications. With a total capacity of 4200 liters (148.3 cu ft) and a working capacity of 2800 liters (98.8 cu ft), this mixer is designed for intensive mixing, drying, and vacuum processing in a controlled environment.

Featuring a robust ABB motor and gearbox drive, the plow mixing shaft operates at two speeds, 87 and 43.3 RPM, delivering high-shear mixing action for powders, granules, pastes, and slurries. The mixer is internally rated for 2 bar (29 psi) and includes 3 inspection doors with integrated safety devices, ensuring operator protection and ease of maintenance.

Additional components include a bag filter, pneumatic discharge valve, control panel, and supporting infrastructure, making this a turnkey solution for vacuum mixing and drying applications.
Previously used in pharmaceutical production, it meets strict hygiene and quality standards.

Key Specifications

• Manufacturer: Bachiller
• Model/Type: MHT 4200
• Construction: Stainless Steel (Polished)
• Total Capacity: 4200 liters (148.3 cu ft)
• Working Capacity: 2800 liters (98.8 cu ft)
• Pressure Rating: 2 bar internal (approx. 29 psi)
• Plow Shaft Speed:
  • 87 RPM / 43.3 RPM (via gearbox)
• Main Drive:
  • ABB Motors
  • 172.5 HP / 117 HP
  • 115 kW / 78 kW
  • 380 Volt / 50 Cycle

Included Components

• 3 Inspection Doors (with integrated safety devices)
• Bag Filter (for dust and vacuum processes)
• Discharge Flange with Pneumatic Valve
• Control Panel (for process automation and monitoring)
• Additional Supporting Infrastructure

Applications

• Pharmaceutical Powders & Granules
• Chemical Powders, Resins & Compounds
• Food Powders & Ingredients
• Cosmetics & Nutraceuticals
• Vacuum Drying & Reacting Processes
• Homogenizing & Agglomerating
• Moisture-Sensitive or Temperature-Controlled Products

Industries Served

• Pharmaceutical
• Chemical Processing
• Food & Beverage
• Nutraceutical & Health Products
• Cosmetics & Personal Care

Benefits & Features

• Vacuum & Pressure Rated – Suitable for vacuum drying and pressure operations
• High-Shear Mixing – Plowshare design for thorough, homogeneous blending
• Heavy-Duty Drive System – ABB Motors with gearbox for reliable performance
• Polished Stainless Steel Interior – Sanitary and easy to clean, ideal for GMP-compliant environments
• Safety Features – Inspection doors with safety locks for operator protection
• Turnkey System – Includes bag filter, discharge valve, and control panel

🏭 Manufacturer Information

Manufacturer: Bachiller (Industrias Bachiller S.A.)
Location: Barcelona, Spain
Specialization: Bachiller is renowned for advanced mixing, drying, and processing equipment for high-spec industries like pharmaceutical, chemical, cosmetics, and fine powders. Their plowshare mixers are specifically designed for vacuum, pressure, and temperature-controlled operations in hygienic environments.

📋 Description

This Used Bachiller Horizontal Vacuum Plow Mixer, Model MHT 4200, is a high-capacity, pharmaceutical-grade mixing and drying system, constructed from polished stainless steel. The mixer is rated for internal vacuum and pressure operation (up to 2 bar / ~29 PSI) and offers both mixing and drying under vacuum in a single horizontal vessel.

The machine features a total gross capacity of 148.3 cubic feet (4200 liters), with an operational working capacity of 98.8 cubic feet (2800 liters). Powered by an ABB 172.5/117 HP (115/78 kW) motor, the plow operates at 87/43.3 RPM via a gearbox — providing efficient mixing for a variety of powder or granulate materials.

It includes three inspection doors with integrated safety interlocks, a bag filter, pneumatically actuated discharge valve, control panel, and supporting infrastructure. Previously used in pharmaceutical production, this system is compliant with GMP standards and offers versatile vacuum/pressure mixing and drying for demanding process lines.

⚙️ Specifications

Horizontal Vacuum Plow Mixer (Bachiller Type MHT 4200)

• Model: MHT 4200

• Construction: Polished Stainless Steel

• Total Capacity: 4200 Liters / 148.3 Cubic Feet

• Working Capacity: 2800 Liters / 98.8 Cubic Feet

• Pressure Rating: Up to 2 Bar (~29 PSI internal)

• Vacuum Operation: Yes, designed for vacuum mixing/drying

• Plow Speed: Dual-speed — 87 RPM / 43.3 RPM

• Drive Motor:

  • Manufacturer: ABB Motors

  • Power: 172.5 HP / 117 HP (dual-speed)

  • kW: 115 kW / 78 kW

  • Voltage: 380V, 50 Hz

• Access Ports: 3 Inspection Doors with Safety Devices

• Discharge: Flanged outlet with Pneumatic Valve

• Dust Control: Bag Filter Included

• Controls: Electrical Control Panel Included

• Additional Infrastructure: Platform/supporting structures included

• Previous Use: Pharmaceutical-grade application (GMP-compliant)

🛠️ Applications

• Pharmaceutical Powders & Granules (e.g., API blending, excipient mixing)

• Nutraceutical Blends (e.g., vitamins, herbal powder formulations)

• Fine Chemicals (e.g., catalysts, pigments, reaction blends)

• Cosmetics Manufacturing (e.g., dry shampoo, powder base blends)

• Detergents, Additives, and Agrochemicals

• Vacuum Drying of Moist Granulates or Powders

📦 What Products Would This Be Used For 

• Active pharmaceutical ingredients (APIs)

• Excipients and tablet pre-mixes

• Nutraceutical powder blends

• Fine chemical synthesis blends

• Catalyst carrier preparations

• Powdered cosmetics

• Dried herbal extracts

• Dehydrated or vacuum-dried compounds

• Food-grade functional powders

• Precision pigment blending