cinox® therminox®

Corrosion-resistant gear pumps for chemical processes

cinox® and therminox® gear pumps are corrosion resistant and heatable stainless steel conveying units that satisfy the stringent quality requirements of today’s chemical processing industry. Whether the applications involve highly pure, corrosive, viscous or very hot media, MAAG pump systems hold the solution to meet every pumping challenge. cinox® and therminox® are especially suitable for medium-high flow rates.

Suitable for


Technical data
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  • Wide viscosity, temperature and pressure range
  • High efficiencies due to tolerances being modified in line with applications
  • Precise displacement volume
  • Self-priming
  • Corrosion-resistance
  • Reliability and longevity
  • Safety
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A range of typical pumping media (EN)

Organic and inorganic chemicals
Acids and alkalis
Sludges and condensates
Prepolymers, oligomers, and monomers (PAN)
Cellulose derivatives and pulps
Waxes and paraffins
Cosmetic products
Pharmaceutical products
Food extracts and flavourings
Gum base
Vegetable/animal oils and fats
Molten Sulfur

Certificates (EN)

ATEX certificate
3.1 certificate
German Air Quality certificate (TA-Luft)
Performance test certificates


Heated seals
Bi-directional operation
Special modifications for demanding applications

Technical Data

Rotational speed [U/Min]
max. 3000
Differential pressure [bar]
max. 200
Viscosity in mPas
0.3 – 4,000,000
Temperature in °C
-30 – 320
Output l/min
0.1 – 2,400
* Stainless steel* Hastelloy
Gear shafts
* Stainless steel* Ferralium* Hastelloy* Ceramic SSiC* Technopolymer (upon request)
Shaft Seals
* Single or double mechanical seal* Single or double mechanical balanced seal* Lip seal and packing seal* Sealing ring in a wide range of materials* Sealing medium or heating medium connections available* Magnetic coupling with single or double containment shell
SAE, CETOP, DIN and ANSI flanges
Pump heating
* Electrical heating by cartridges optional for cinox®* Integrated channels for heating/cooling by means of steam or liquids for therminox®