Fine impact mills for particle size reduction

Achieve precise particle size reduction with fine impact mills, essential for producing high-quality powders and granules across diverse applications, from food ingredients to chemical reagents.

Reduces Particle Size for Diverse Materials

The Contraplex CW II Wide Chamber Pin Mill from Hosokawa Alpine offers exceptional precision in particle size reduction, tailored for challenging materials such as minerals, polymers, and food ingredients. It features a counter-rotating mechanism that enhances milling efficiency and enables continuous operation, ideal for chemical producers and pharmaceutical manufacturers. Designed for applications ranging from pigment processing to protein shifting, this mill supports a broad particle size range from 50 µm to 5 mm. With a throughput capacity adaptable to diverse production scales, the CW II integrates seamlessly into existing lines, driven by energy-efficient motors that optimize power usage. Available in various material options, including stainless steel, it supports rigorous GMP standards and corrosion-prone environments. Its user-friendly design incorporates easy-to-clean features to minimize downtime and enhance maintenance efficiency. For bespoke operations, customizable grinding elements and drive systems ensure alignment with specific production needs, backed by Hosokawa Alpine’s comprehensive engineering support.

Benefits

  • Enhances production efficiency with continuous, counter-rotating milling action.
  • Decreases energy usage through optimized motor control and variable speed options.
  • Adapts to a wide range of applications with customizable grinding elements.
  • Maintains product purity with easy-to-clean design, minimizing contamination risks.
  • Complies with stringent regulatory standards for seamless integration into pharmaceutical environments.

General


Applications
Solid acids,Teas,Tobacco,Powdered sugar,Oily products,Waxes,Greasy products,Minerals,Pigments,Food,Polymers,Rubber,Fertilisers,Plastics,Maize,Calcium carbonate,Flowers,Chemical raw materials,Cereals,Medical products,Protein shifting,Soya,Colourants,Leaves,Lactose,Silicone resins,Salts
End products
Vitamin supplements,Shea butter,Tattoo ink,Chalk,Crop fertilizer,Biodegradable plastics,Loose tea blend,Herbal teas,Rubber hose,Industrial dyes,Cornmeal,Vegetable protein isolates,Soy protein powder,Icing sugar,Candle wax,Cornflakes,Car paints,Citric acid,Table salt,Sunflower oil powder,Silicone sealants,Rolled oats,Pipe tobacco,Lactose powder,Polyethylene films
Steps before
Pre-crushing,Purification,Emulsification,Drying,Material preparation
Steps after
Particle size analysis,Packing,Coating,Tablet pressing
Input ingredients
chemical raw materials,minerals,food,medical products,colourants,plastics,protein shifting,oily and greasy products,powdered sugar,cereals,soya,maize,lactose,polymers,rubber,pigments,silicone resins,waxes,solid acids,salts,minerals,calcium carbonate,flowers,leaves,teas,tobacco,fertilisers
Output ingredients
fine powders,ground materials,processed chemicals,processed minerals,ground food products,processed medical products,processed colourants,processed plastics,protein-rich powders,fine sugar,ground cereals,ground soya,ground maize,fine lactose,processed polymers,ground rubber,fine pigments,ground silicone resins,fine waxes,neutralized acids,processed salts and minerals,fine calcium carbonate,processed flowers and leaves,ground teas,ground tobacco
Market info
Hosokawa Alpine is known for its expertise in manufacturing advanced process equipment and systems for powder and particle processing technology. It has a strong reputation for innovation, quality engineering, and customer-focused solutions in various industries.

Technical Specifications


Particle size range
50 µm to 5 mm
Grinding methods
Pin mill
Tool variety
Grinding pins,plate beaters,beater discs
Energy efficiency
High
Automation
Tool interchangeability
Capacity
High throughput
Cleaning method
Easy access for quick cleaning
Explosion-proof housing
Yes
Pressure surge-proof
Yes
Applications
Chemicals,minerals,food,medical products,plastics
Cryogenic grinding
Yes
Deposit prevention
Special housing design

Operating Characteristics


Pressure surge-proof design
Yes
Explosion-proof housing
Yes
Automation level
Manual / PLC
Cleaning method
Easy access for manual cleaning
Customizable grinding elements
Yes
Batch vs. continuous operation
Batch / Inline Continuous
Energy efficiency
High
Tool interchangeability
Grinding pins,plate beaters,beater discs
Material handling
Various materials including oily and greasy products
Cooling option
Cryogenic / Ambient

Material Compatibility


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

Product type Characteristics


Container Size and Shape
Customizable

Custom Options


Tool variety
Grinding pins,plate beaters,beater discs
Control panel type
HMI
Discharge method
Easy access
Pressure-proof housing
Surge-proof and explosion-proof