Colloid mill for emulsifying and wet milling applications

Achieve precise mixing and grinding with our colloid mill, designed to handle diverse materials from viscous slurries to fine powders, ensuring consistent quality and efficiency in every production run.

Grinds and Mixes Liquids and Slurries

The Colloid Mill Type E from Probst & Class is a versatile solution for industries requiring precise emulsion and dispersion processes. Available in horizontal or vertical configurations, this mill excels in both in-line and batch operations. Its hydraulic and mechanical milling mechanisms ensure precise grinding and mixing within an adjustable annular gap, making it ideal for applications in pharmaceuticals, food, cosmetics, and chemicals.

Capable of processing up to 34,000 liters per hour, the mill’s throughput adjusts with different viscosity levels, offering flexibility across various product forms. Integration into existing systems is seamless with options for various connections, including threaded nozzles and flanges. Compliance with FDA requirements is assured with mechanical seals that can be customized for different applications.

The Colloid Mill Type E supports energy efficiency through optimized milling gear design and IE3 standard motors, available for various voltages and frequencies. It also offers customization options like heated or cooled housing, explosion-proof versions (ATEX), and configurations for sterile environments. Cleaning and maintenance are simplified with CIP capabilities, ensuring minimal downtime and efficient operations.

Benefits

  • Enhances process efficiency with precise mixing and grinding in one pass.
  • Adaptable for a wide range of viscosities, maintaining consistent product quality.
  • Streamlines maintenance with interchangeable seals and CIP capability.
  • Complies with FDA standards, ensuring safe production of consumables and pharmaceuticals.
  • Supports energy efficiency, reducing operational costs with optimized motor control.

General


Applications
Food,Beverages,Plastic compounds,Suspensions,Cosmetics,Natural rubber compounds,Adhesives,Emulsions,Coating materials,Petrochemical goods,Pharmaceuticals
End products
Silicone compounds,Metal polish,Herbicide solutions,Peanut butter,Soy sauce,Cashew milk,Latex gloves,Emulsion paints,Fondant,Cream cheese,Resin beads,Lotions,Yogurt,Suppository bases,Adhesive tape,Ketchup,Mayonnaise,Shampoo,Bitumen sheets,Graphite lubricants,Eye cream,Bubble bath
Steps before
De-agglomeration,Pre-comminution,Homogenizing,Dissolving
Steps after
Packing,Sterilization,Coating,Mixing
Input ingredients
suspensions,creams,ointments,juices,nut pastes,emulsions,adhesives,coating compounds,herbicides,fungicides,pesticides,inks,lotion ingredients,shampoo ingredients,lipstick bases,toothpaste components
Output ingredients
finely ground suspensions,homogeneous creams,processed ointments,mixed juices,smooth nut pastes,stable emulsions,ready adhesives,finished coating compounds,active herbicides,effective fungicides,usable pesticides,printing inks,finished lotions,commercial shampoos,ready lipsticks,consumer toothpaste
Market info
Probst und Class is known for manufacturing high-performance industrial homogenizers and wet milling equipment, offering customized solutions for dispersing, emulsifying, and grinding applications, with a strong reputation for quality and innovation in the process industry.

Technical Specifications


Operation Type
In-line and batch
Installation Orientation
Horizontal or vertical
Size Options
Six sizes
Flow Rate
Up to 34,000 l/h
Milling Gear Adjustment
Infinitely adjustable
Seal Type
Single and double-acting mechanical seals,lip seals (PTFE)
Milling Forces
Hydraulic,mechanical cutting,impact,squeezing,friction,shear
Volatility of Operation
Adjustable stator-rotor gap
Customizable Connections
Threaded nozzle,flange,tri-clamp available
Motor Options
IE3 standard motors for various voltages and frequencies
Accessory Options
Optional milling gears,various materials,pharmaceutical version

Operating Characteristics


Working mechanism
Hydraulic and mechanical forces
Batch vs. continuous operation
Batch / Inline
Automation level
Manual / PLC
CIP/SIP
CIP capable
Changeover time
Not specified
Air incorporation control
Not specified

Material Compatibility


Biological compatibility
FDA-compliant
Cleanability
CIP compatible
Corrosive resistance (e.g. acids)
PTFE seals
Density/particle size
0.5–2.5 g/cm³

Physical Characteristics


Discharge method
In-line / Batch with hopper
Machine Layout
Horizontal or Vertical
Capacity
150–34,000 l/h
Adjustability
Infinitely adjustable stator position
Machine Footprint Size
Varies with size
Customizable Connections
Threaded nozzle / Flange / Tri-clamp
Number of Sizes Available
Six standard sizes
Seal Types
Single / Double-acting mechanical / Lip seals (PTFE)
Drive System
IE3 standard motors
Options
Mobile version / Heated/Cooled housing

Custom Options


Discharge method
Threaded nozzle / Flange / Tri-clamp
Standard motors (IE3)
Various voltages and frequencies