Horizontal colloid mill for precise grinding

Achieve precise particle size reduction and reproducible results with our advanced colloid mill, ideal for homogenizing, emulsifying, and dispersing a variety of materials in continuous operations. Perfect for enhancing the quality and consistency of complex formulations across various applications.

Processes and Mixes Liquids, Slurries, and Powders

The Colloid Mill Type EL from Probst & Class is engineered for high-capacity in-line operations, offering exceptional precision in processing and mixing a wide range of products including coatings, emulsions, and cosmetic bases. Designed with a unique horizontal configuration, it accommodates up to 80,000 liters per hour across various viscosities, making it indispensable for pharmaceutical, food, and chemical manufacturers.

Its functionality revolves around an adjustable stator-rotor system that ensures fine particle reduction through mechanical force, ideal for tasks like de-agglomeration and homogenizing. This model stands out with its capability to integrate standard B3 motors, allowing for customization in motor selection based on operational needs.

Available with a variety of seals and optional heated or cooled housings, the EL model ensures compatibility with diverse processing environments. Compliant with FDA regulations, it suits industries requiring stringent quality standards. The use of high-grade bearings with permanent lubrication minimizes maintenance while enhancing operational reliability. With options for ATEX certification and pharmaceutical-grade finishes, it supports both delicate and demanding applications seamlessly.

Benefits

  • Enhances efficiency by handling up to 80,000 liters per hour, ensuring high production rates.
  • Customizable motor integration allows for tailored performance to reduce operational costs.
  • Adjustable stator-rotor system ensures precise particle reduction, optimizing product quality.
  • FDA-compliant seals support stringent hygiene and safety standards across industries.
  • Durable design with high-grade permanent lubrication bearings minimizes maintenance needs.

General


Applications
Food,Beverages,Cosmetics,Pharmaceutics,Petrochemical goods,Chemical goods
End products
Bitumen sealant,Latex paint,Hummus,Hydrating face masks,Diesel additives,Silicon emulsions,Protein shakes,Lipstick base,Coating pigments,Almond butter,Jam fillings,Antiseptic creams,Aloe vera gel
Steps before
Pre-comminution,De-agglomeration,Dispersing
Steps after
Sterilization,Packing,Coating,Tablet Pressing
Input ingredients
suspensions,ointment ingredients,cream components,gel bases,coating materials,fungicides,fruit juices,vegetable juices,nut pastes,chili paste ingredients,cocoa nibs,ketchup base,mayonnaise ingredients,mustard seeds,sesame seeds,tofu components,bitumen,lubricant bases,waxes,adhesive materials,silicone rubber,inks,latex,metal oxides,pharmaceutical compounds,cosmetic bases,shampoo ingredients,vitamins
Output ingredients
smooth ointments,creams,processed gels,homogeneous coatings,emulsified fungicides,clear juices,smooth nut pastes,chili paste,processed ketchup,mayonnaise,mustard,sesame paste,soy milk,bitumen-emulsions,finished lubricants,processed waxes,adhesives,polished silicone rubber,processed inks,emulsified latex,suspensions,pharmaceutical-grade creams,cosmetic creams,shampoo,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 operation
Motor Type
Standard motors
Capacity
Up to 80,000 l/h
Sizes Available
Eight sizes
Seal Type
Single and double-acting mechanical,PTFE lip seals
Compliance
FDA requirements for seals
Milling Gear Adjustment
Infinitely adjustable
Connection Types
Threaded nozzle,flange,tri-clamp
Material Options
Standard stator-rotor combinations
Cooling/Heating Options
Heated/cooled housing available
ATEX Version
Available
Sanitization
Version designed for sterilization
Drive
IE3 standard motors for various voltages and frequencies
Pressure Handling
High inlet pressures and viscosity values
Lubrication
Permanent lubrication,high-quality bearings

Operating Characteristics


Working Mechanism
Hydraulic and mechanical forces
Batch vs. Continuous Operation
In-line Continuous
Automation Level
Manual / PLC
CIP/SIP
CIP compatible with FDA seals
Cleaning Method
Manual / CIP

Material Compatibility


Density/particle size
0.5–2.5 g/cm³ / 50–1000 µm

Product type Characteristics


Viscosity
Low-viscosity to pasty
Foaming
Consideration needed
Agglomeration risk
Present
Heat generation
During milling process

Physical Characteristics


Orientation
Horizontal
Discharge method
In-line operation
Size range
Eight sizes
Material adjustment
Standard stator-rotor combinations
Connection types
Threaded nozzle,flange,tri-clamp
Bearing block feature
Separate bearing block
Motor type
Standard B3 motors
Flow rate
Up to 80,000 l/h

Custom Options


Motor configuration
Standard B3 motors
Connection types
Threaded nozzle,flange,tri-clamp
Milling gear
Optional milling gears
Housing options
Heated/cooled housing
Explosion-proof version
ATEX version
Seal system
Single and double-acting mechanical seals,lip seals (PTFE)
Seal conformity
FDA requirements
Mobile version
Skid/mobile version available
Frequency converter
Yes
Motor efficiency
IE3 standard motors