All subsidiaries of
ROWA GROUP ROWA GROUP
ROMIRA ROMIRA
ROWA MASTERBATCH ROWA MASTERBATCH
ROWASOL ROWASOL
ROWA LACK ROWA LACK
TRAMACO TRAMACO
ROWA INC ROWA INC
ROWA KOREA ROWA KOREA
ROWA COATINGS ROWA COATINGS
ROWA FRANCE ROWA FRANCE

Rowametric - Optimized Dosing

Dosing Systems for Liquid Colors

We would be happy to advise you personally on selecting the optimal ROWAMETRIC dosing system!

⇒ to the product video: ROWAMETRIC dosing systems

Rowametric Dosing Systems

Peristaltic Pumps

The peristaltic or hose pumps respectively as standard device for liquid color dosing.
more information

Progressive Cavity Pumps

For high-precision und pulsation free dosing from 0.1 g/min.
more information

Gear Pumps

The linear conveying gear pumps for continuous applications.
more information

Comparison of the ROWAMETRIC Systems

  Peristaltic Pump Progressive Cavity Pump Gear Pump
Application injection molding/extrusion injection molding/extrusion extrusion
Dosing Position above main hopper above main hopper above main hopper or in polymer melt
Dosing Range from 1 ml/min from 0.1 ml/min from 0.03 ml/min
Color Change switch hose switch or purge pump head switch or purge pump head
Key Benefit fast color changes pulsation free also at low dosages color injection downstream with up to 300 bar
Field of Use frequent color changes, high color diversity, small batches few color changes, limited color diversity continuous processes, few color changes
Application
Peristaltic Pumpinjection molding/extrusion
Progressive Cavity Pumpinjection molding/extrusion
Gear Pumpextrusion
Dosing Position
Peristaltic Pumpabove main hopper
Progressive Cavity Pumpabove main hopper
Gear Pumpabove main hopper or in polymer melt
Dosing Range
Peristaltic Pumpfrom 1 ml/min
Progressive Cavity Pumpfrom 0.1 ml/min
Gear Pumpfrom 0.03 ml/min
Color Change
Peristaltic Pumpswitch hose
Progressive Cavity Pumpswitch or purge pump head
Gear Pumpswitch or purge pump head
Key Benefit
Peristaltic Pumpfast color changes
Progressive Cavity Pumppulsation free also at low dosages
Gear Pumpcolor injection downstream with up to 300 bar
Field of Use
Peristaltic Pumpfrequent color changes, high color diversity, small batches
Progressive Cavity Pumpfew color changes, limited color diversity
Gear Pumpcontinuous processes, few color changes

Packaging

As standard, we offer our products in the containers on the left, but we are also happy to fill into customer-specific containers.

ROWASOL COLOR CUBE (Kopie 1)

Our reusable packaging for cost-efficient and resource-saving coloring!

Learn more about the ROWASOL COLOR CUBE here!

Accessories (Selection)

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