Granula Polymer GmbH

About us

Founded in 1996, Granula Polymer GmbH is a family-owned company based in Groß-Umstadt (Hessen) and certified to ISO 14001 and 9001. Since the beginning, it has specialised in electrically conductive thermoplastics. Today’s core areas are the production and sale of customised masterbatches and universally applicable cleaning granulates. Granula Polymer is also innovative through research and has successfully completed research projects with renowned universities, colleges and research partners and holds several patents.
In 2023 and again in 2024, Granula Polymer GmbH was honoured as an “Employer of the Future”. In 2025, the company also received the “Deutscher Exzellenz-Preis”.

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

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

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~