Recovery of thermoset compounds

The European Bizente project is working on the development of a technology to reduce the generation of plastic waste in sectors such as aeronautics, automotive, rail, construction or energy, intensive in the use of composites. Decompose part of the plastic waste from thermosetting composite materials that have exhausted their useful life cycle and reduce their …

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Traditional methods and purge compounds for machine cleaning

Ground resin, virgin polypropylene, or some water-based production resin have been traditional methods for cleaning extrusion screws between runs for years. Other options include using powdered detergent, carbonated drinks, and even popcorn. Regarding these procedures, John Pizzo, Technical Engineer at Asaclean (a mechanical purge compound), assures that they are not recommended for several reasons. “If …

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