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KEBALLOY ECO E503 is a recycled, high-viscosity PET (polyethylene terephthalate) grade approved for direct food applications. The material is supplied as crystallized granules. This grade is produced from 100% post-consumer bottle flakes.



Der Name KEBALLOY ECO steht für ein Produktsortiment technischer Kunststoffe und Hochleistungscompounds auf Basis von Post-Consumer- oder Post-Industrial-Recyklat. KEBALLOY ECO Compounds ermöglichen signifikante CO2-Einsparungen im Vergleich zu Neuware und erfüllen höchste Anforderungen hinsichtlich der Produkteigenschaften und deren Gleichmäßigkeit von Charge zu Charge. KEBALLOY ECO Compounds ermöglichen auch Kunden- oder anwendungsspezifische Mikrokreisläufe von technischen Kunststoffteilen und sind damit ein wertvoller Beitrag auf dem Weg zu einer Kunststoff-Kreislaufwirtschaft.

Typical areas of application

  • Glasses frames
  • Cover
  • Filter cups
  • Housing
  • Crockery and cutlery
  • industrial goods
  • Cosmetic packaging
  • Food packaging
  • Toys
  • Sports & Leisure Articles

Industry sectors

  • Household appliances
  • Industry
  • Agriculture
  • Food processing industry
  • Sanitary industry
  • Sports & Recreation


  • amorphous
  • dimensionally stable
  • compliant for food contact (according to 10/2011 EC)
  • semi-crystalline
  • approved for food contact (EU and FDA)

Overview of product features

Physical properties

Density in kg/m³
ISO 1183

Thermal properties

Melting temperature (DSC, 10°C/min) in °C
ISO 11357-1/-3


Type of dryer: Dry air dryer.
Processing residual moisture: <0.005%.
drying temperature: max. 160°C
typical drying time: 4 – 6h

Processing recommendations for amorphous processing:

Melt temperature: 270 – 300°C
hot runner temperature: 280 – 290°C
mold temperature: <20°C
Injection speed: slow to medium
Back pressure: 40 to 80 bar specific
Holding pressure profile: hold 50 to 70 % of the injection pressure for 1 to 2 s and then allow to fall over a ramp. For very thin-walled or thick-walled parts, the optimum holding pressure may differ from the percentage recommendation.

Legal notice

The information in this data sheet is based on our current knowledge and experience. Due to the wide range of possible influences during processing and application of our products, they do not exempt the processor from carrying out his own tests and trials. A legally binding assurance of certain properties or suitability for a specific application cannot be derived from our information.

* FE products are development products which are still in the trial phase. Technical data may still change in the course of product and process development. No final decision has yet been made on the commercialization of FE products. We reserve the right to discontinue the manufacture of FE products without giving further reasons.


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