Toll Grinding

Micronization / Comminution

NETZSCH Lohnmahltechnik is the specialist for high-quality, abrasion-free dry grinding in the micron and nano range. From a few hundred grams, which we process in our pilot-plant machines, through to industrial quantities of several tons per hour - we have the equipment that is ideally suited for the desired optimization of your product – naturally in combined processes, such as simultaneous grinding and coating of particles, as well. Talk to us!

Performance

Materials with a Mohs hardness up to 10
Charge range: < 2 mm to 500 mm
Fineness range: 2 µm to 10 mm
Output range: up to 20,000 t/year

Specialization

Both iron-free and contamination-free micronization
Toll grinding of small batches
Use of our opposed jet mill for micronization into the nano range
Grinding with additives
Plastic or ceramic lining of components
Pressure-shock resistant
Cold grinding, hot gas grinding and steam jet grinding

Equipment

Hammer mills
Jaw crushers
Roller crushers
Impact jet mills
Opposed jet mills
Ball mills (Batch)
Classifier mills

Precision and quality for your products.

Product examples

Product	Process	Fineness (µm)
Aluminum oxide	fine grinding - dry	d₅₀ 1.3
Boron carbide	fine grinding - dry	d₅₀ 1.7
Calcium phosphate	fine grinding - dry	d₅₀ 20
Sodium sulfate	fine grinding - dry	d₅₀ 1.4
Pigment	fine grinding - dry	d₅₀ 1.2
Powder coating	fine grinding - dry	d₅₀ 0.7
Silicon carbide	fine grinding - dry / classifying	d₅₀ 1.2
Toner	fine grinding - dry / classifying	d₅₀ 7.1
Cellulose	fine grinding - dry	> 100

Application Literature

Our Technologies and Contact Persons at the Locations:

NETZSCH headquarters in Bobingen, featuring modern architecture with a red accent and company banners against a blue sky.

Dry Grinding and Classifying in Bobingen / Germany

Bobingen is the location of the NETZSCH Lohnmahltechnik GmbH headquarters. Here we offer micronization of dry materials into the nanometer range.

NETZSCH headquarters in Bobingen, a distinctive brick building, features flags and a spacious entrance, ideal for toll grinding services.

Dry Grinding and Classifying in Hanau / Germany

Our facility in Hanau specializes in micronization and the classification of dry materials. It is located directly in the Wolfgang Industrial Park.

Aerial view of NETZSCH's facility surrounded by greenery, showcasing advanced micronization capabilities for dry materials.

Wet and Dry Grinding in Pomerode / Brazil

Our Toll Grinding service also includes solutions such as filling and labeling. With advanced technology, strict quality control, and the expertise of our specialists, we ensure customized, efficient, and flexible processes — from laboratory testing to full-scale production.