
Granula Polymer GmbH
About us
Founded in 1996, Granula Polymer GmbH is a family-run company based in Groß-Umstadt (Hesse) and certified according to ISO 14001 and 9001.
Today's core areas are the manufacture and sale of customer-specific masterbatches and universally applicable cleaning granules. The company has been developing and producing cleaning granules for injection molding machines and extrusion systems since 2008. The investment in an extensive, multi-year development phase included several research projects, scientific papers and patents.
In 2023 and 2024, Granula Polymer GmbH was named "Employer of the Future".
In January 2025, Granula Polymer was awarded the German Excellence Prize.
Products & services

GranaClean BIO - Cleaning granulate made from 100% biodegradable ingredients
✅ Food-compliant ingredients ✅ No odour formation ✅ No hazardous substances for humans and the environment ✅ Ready to use in the temperature range of 150-220 °C ✅ Ideal for users of PLA, PBAT, starch blends or similar ✅ For colour and material changes, for cleaning or as a freezing mixture ✅ Non-abrasive to part surfaces ✅ 100% made from biodegradable ingredients

GranaClean UNI
✅ Food compliant ingredients ✅ No odor formation ✅ No hazardous substances for people and the environment ✅ Ready to use in a wide temperature range of 160 - 320 °C ✅ Universally applicable for all thermoplastics in this temperature range ✅ for color and material changes, for cleaning or as a freezing mixture ✅ non-abrasive to part surfaces ✅ no exposure time ✅ effective, thanks to chemical and mechanical additives

GranaClean UNI GREEN
✅ Food compliant ingredients ✅ No odor formation ✅ No hazardous substances for people and the environment ✅ Ready to use in a wide temperature range of 160 - 320 °C ✅ Universally applicable for all thermoplastics in this temperature range ✅ for color and material changes, for cleaning or as a freezing mixture ✅ non-abrasive to part surfaces ✅ no exposure time ✅ effective, thanks to chemical and mechanical additives ✅ consists out of 80% bio based Ingredients

Kundenspezifische Masterbatches
Since its founding in 1996, Granula Polymer has been developing customized masterbatches. In particular, black masterbatches under the name GranaBlack and electrically conductive masterbatches of the EXL Series, for example with applications in powder coating, are among our long-standing core products. Depending on the customer's requirements, we develop specific recipes and produce the products on our machine park in Germany.

GranaClean GF
✅ Food-grade ingredients ✅ No odor formation ✅ No hazardous substances for humans or the environment ✅ Ready to use in a wide temperature range of 160 - 320 °C ✅ Universally applicable for all thermoplastics in this temperature range ✅ For color and material changes, for cleaning or as a freezing mixture ✅ Abrasive to part surfaces ✅ No exposure time ✅ Effective, thanks to chemical and mechanical additives
News
Granula Polymer receives "Employer of the Future" award in Berlin
Granula Polymer receives "Employer of the Future" award in Berlin

Bio-based products with a positive CO2 balance
In an interview with Circular Technology, Dr. Eva Langhammer, owner of Granula Polymer, explains the role that efficiency, material consumption and CO₂ footprint play in the development of cleaning granules.

KPA and Kuteno 2025: Plastics industry in dialogue - Between proven concepts and new approaches
Granula Polymer presented a cleaning granulate of a somewhat different kind in Donaustadt.

Granula Polymer: Industrial cleaning with a CO2-negative footprint
https://plasticker.de/Kunststoff_News_46341_Granula_Polymer_Industrielle_Reinigung_mit_CO2_negativem_Fussabdruck

Minimize costs and the carbon footprint with cleaning granules
https://www.plastverarbeiter.de/verarbeitungsverfahren/mit-reinigungsgranulaten-kosten-und-den-co2-fussabdruck-minimieren-942.html

Cost savings through the use of cleaning granules
https://www.pressebox.de/inaktiv/granula-polymer-gmbh/kostenspar-durch-den-satz-von-reinigungsgranulat/boxid/1233350

Granula Polymer GmbH receives the German Excellence Award 2025!
https://www.pressebox.de/inaktiv/granula-polymer-gmbh/granula-polymer-erhaelt-deutschen-exzellenz-preis-2025-fuer-nachhaltiges-unternehmenskonzept/boxid/1231585

Granula Polymer receives "Employer of the Future" award
https://www.pressebox.de/inaktiv/granula-polymer-gmbh/granula-polymer-als-arbeitgeber-der-zukunft-ausgezeichnet/boxid/1216575

Efficient cleaning granules made in Germany: Introducing new ALBIS partner Granula Polymer
https://www.albis.com/en/info-center/blog~Efficient-cleaning-granules-made-in-Germany-Introducing-new-ALBIS-partner-Granula-Polymer-~s=65425761-9205-4c51-80f5-5d46a15002fc~

Granula Polymer: New cleaning granules made from biodegradable or bio-based ingredients
https://plasticker.de/news/shownews.php?nr=44641&tmp=1711374031

What can be used to clean plastic processing machines?
https://www.plastverarbeiter.de/roh-und-zusatzstoffe/mit-was-lassen-sich-kunststoffverarbeitende-maschinen-reinigen-826.html

Cleaning granules made from 100% biodegradable ingredients
https://www.extrusion24.com/granula-polymer-1/

Granula Polymer: New cleaning granules made from biodegradable or bio-based ingredients
https://plasticker.de/news/shownews.php?nr=44641&tmp=1711374031

Cleaning granules made from 100% biodegradable ingredients
https://www.extrusion24.com

Granula Polymer was awarded as "Employer of the Future"
https://www.granula-polymer.de/news/

Reinigungsgranulat aus 100 % biologisch abbaubaren Inhaltsstoffen
http://www.stahlformenbauer.com

INTERVIEW WITH GRANULA POLYMER
https://easyengineering.eu/interview-with-granula-polymer/

Reinigungsgranulate zu 100 % aus biologisch abbaubaren Inhaltsstoffen
https://www.extrusion24.com/granula-polymer-1/

Cleaning granulate made from biodegradable ingredients
Page 45: http://www.bioplasticsmagazine.de/202401/flipbook_01-2024.html

Granula Polymer: Albis sells "GranaClean" cleaning granulates
https://plasticker.de/news/shownews.php?nr=44322&tmp=1705566656

Granula Polymer: Neue Reinigungsgranulate aus biologisch abbaubaren bzw. biobasierten Inhaltsstoffen
https://plasticker.de/news/shownews.php?nr=43751&tmp=1695822853

Bioabbaubares Reinigungsgranulat
https://www.k-aktuell.de/technologie/granula-polymer-bioabbaubares-reinigungsgranulat-223003/

PMM: GranaClean Bio provides biodegradable cleaning
https://www.plasticsmachinerymanufacturing.com/manufacturing/article/53078452/granaclean-bio-provides-biodegradable-cleaning