is a production company of Zentes Unitex GmbH Germany. It covers the mixing and pelletizing powder products area of applications.

Production plant
Batch sizes range from 50 kg to 200 kg. All product-affecting parts of the plant is made of stainless steel 319 (V4A-grade steel). The plant is protect against explosions with inert gas.

Process mixers (Loedige FKM 600 D)

Ploughshare mixer with two additional choppers.
Volume: 600 liters, Load capacity 100 liters to 420 liters.
Mixer is fully automated equipped.
A supply of liquid additives is possible.


Gear Pelletizer (Hosokawa Bepex GCS 200/80)

 Low pressure extrusion of stable pellets
Underneath the feed hopper a pair of toothed
rolls counter rotate.
The rolls draw the product in and press it out
through the nozzles between the teeth.



Process description

Raw materials by prescription weigh

The raw materials are submitted over suction lances by Vacuum
in the individual dosing silos


Up to 5 components can be processed in the prescription. Prescription extension is possible.
With a weighing system all components become by prescription weighed.



With an vacuum transfer system supplied
to the mixer collecting silo.


The mixer collecting silo is equipped with a balancing system.
All prescription quantities are added and the total weight is compared with the quantity in the mixer collecting silo.


If the comparison is ok, the mixer is loaded with inert gas and started afterwards.
Now the quantity in the mixer collecting silo is discharged into the mixer.


Ploughshare mixer with two additional choppers.
Volume: 600 liters, Load capacity 100 liters to 420 liters.

At expiration of the mixing time the mixture is discharged into the pelletizer supply silo.


From the pelletizer supply silo by metering screw the mixture is supplied to the Pelletizer. From the Pelletizer the pressed pellets are supplied to a vibrating screening machine and separated from the dust portion. The screened pellets filled up into 60 liter plastic-barrels with polyester sack and at the same time weighed. The barrel polyester sack can be closed under vacuum or added with inert gas. The screened dust portion will be collected and can be disposed or returned it to the process.


Final remarks

All of the above-mentioned possibilities allow us to offer each customer an individually tailored package. All of these possibilities can be fitted together on a modular basis to meet customers’ specific requirements. The system can also be changed and modified in the shortest possible time with maximum benefits for the customers.

Front view of Pelletizing plant