MATERIALS / RECYCLING 27 PETplanet Insider Vol. 22 As well as high product quality, direct processing of PET fl akes offers further advantages including reduced operating costs and energy consumption as well as lower logistic expense, according to Mr Jochen Schofer, Business Segment Manager, Recycling & Direct Extrusion at Coperion. “With FDA certifi cation, we have offi cially confi rmed the high product quality of the PET recyclates. With the Coperion solution, we make a technology available to recyclers that is economical and at the same time allows them to make a decisive contribution to the plastic industry’s path towards a circular economy.” Coperion is an international market and technology leader in compounding and extrusion systems, feeding and weighing technology, bulk materials handling systems and services. It has 2,500 employees and nearly 30 sales and service companies worldwide. www.coperion.com Typical set-up of a recycling system for processing PET fl akes into PET pellets that can be used in turn to manufacture bottles: 1 SWB (Smart Weigh Belt) feeder 2 ZSK twin screw extruder 3 Addition of PET fl akes 4 Devolatilisation of volatile components 5 Discharge via gear pump and fi lter 6 Water bath 7 Strand drying 8 Strand pelletising
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