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Bolz PT conical vacuum dryers and powder blenders

Bolz Process Technology GmbH

Conical Vacuum Dryers and Powder Blenders.

Bolz-PT offer equipment and know-how for powder drying, powder blending and processes such as powder/particle treatments e.g. steaming, extraction, granulation and agglomeration.

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The Bolz Process Techology Product Range

Specialising in equipment using conical process vessels, Bolz-PT cover the scale of applications from Laboratory Dryers using the Bolz miniDRY up to the largest Conical Vacuum Dryer capacities of 15m3. Today Bolz-PT are part of the Heinkel Drying and Separation Group, an organisation which can supply complete packages for liquid-solids separation and powder drying.

Conical Vacuum Dryers and Powder Blenders


Production Scale Bolz-PT Conical Vacuum Dryers and Powder Blenders working volumes 100 to 15,000 litres.
Low product shear agitation, low product energy absorption, low thermal stress, high mixing accuracy, high turn-down, self-emptying.
Bolz-PT cone screw powder dryers are used for drying solvent or water wet powders. Cone screw blenders are used for batch mixing of powders or as a live hoper feeding downstream equipment such as dryers, mills etc.

Conical Vacuum Dryers and Powder Blenders


Production Scale Bolz-PT conical Vacuum Dryers and Powder Blenders working volumes 100 to 15,000 litres.
Low product shear agitation, low product energy absorption, low thermal stress, high mixing accuracy, high turn-down, self-emptying.
Bolz-PT cone screw powder dryers are used for drying solvent or water wet powders. Cone screw blenders are used for batch mixing of powders or as a live hoper feeding downstream equipment such as dryers, mills etc.

Laboratory/Kilolab Bolz-PT miniDRY working volume 150 ml to 1.5 litres


To serve the specific requirements of the R&D market Bolz-PT has developed the miniDRY® laboratory cone screw dryer blender: working volume of 150 ml to 1.5 litres.
At R&D stages, with only small product quantities available, the miniDRY® fills a growing market niche.

A sophisticated, flexible lab conical contact vacuum dryer with interchangeable agitator options, a range of ancillaries and full control, instrumentation and data logging. The unit is mounted in a mobile structure and can be installed in a laboratory walk-in fume cupboard. Available for rental and purchase. Please contact us for further information using the form below.

Pilot Bolz-PT Pilot-Dry working volumes 10 to 50 litres

Bolz-PT offer small-scale conical vacuum dryers for purchase or rental.
Results from pilot dryers can be scaled to provide data for production units.


Rental Pilot Cone Screw Dryers

Bolz-PT has rental pilot scale cone screw dryers. These mobile units are complete modular plants and require connection to services only.

Please contact us below for further information about pilot trials and rental units.

Bolz-PT Pilot Dry

Bolz-PT Product Enquiry

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