Heidolph North America Hei-TORQUE

Powerful Stirring

Series Models: Hei-TORQUE Value 100, Hei-TORQUE Value 200, Hei-TORQUE Value 400, Hei-TORQUE Precision 100, Hei-TORQUE Precision 200, Hei-TORQUE Precision 400

Heidolph North America RZR1

The powerful Hei-TORQUE stirrers accomplish the most demanding tasks while providing the highest safety in combination with a unique user interface.

Heidolph North America RZR 2052 Control

The RZR 2052 control is a 1 gear stage stirrer which holds speed constant under changing loads

Heidolph North America RZR 2051 Control

The RZR 2051 control is a 1 gear stage stirrer which holds speed constant under changing loads

Heidolph North America RZR 2041

The model RZR 2041 is an excellent choice for any high viscosity mixing with a maximum viscosity up to 100,000 mPa s

Heidolph North America RZR 2021

The RZR 2021 is outstanding choices for all medium to high viscosity mixing tasks with a maximum viscositiy of 60,000 mPa s

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Questions and Answers

Questions for Overhead Stirrers

speed control

Stirring speed becomes unavailable after 1 to 2 hours of use. Speed becomes 2000 rpm all of sudden. We had to stop our production. Please help!!


Do you know what year this product was discontinued?

Condition Monitoring technician

Hello, what is the correspondant speed for all the indication (1 to 10)

graph relation between velocity gradient and rpm

Dear all'  I would like to send me the relation between velocity gradiant with the rotation per min for impller due to my Phd study...

Silverson L5M-A

The machine run at high speen & stop after few second, and the LCD displays "OVERCURRENT TRIP (CYCLE MAIN PWR)". What's wrong...

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