5. Implementation and applications
High-density polyethylene is a thermoplastic, and adopts the same processing techniques.
Note: readers are referred to the specialized files
5.1 Injection
A distinction can be made between :
single injection ;
bimaterial injection molding, which produces parts with a skin that gives them their appearance and characteristics, and a core made from lightweight or recycled materials;
co-injection of gas into PE-HD, which has a number of advantages: lighter hollow parts, less shrinkage, better surface appearance, less distortion, lower internal stresses, reduced clamping force and shorter...
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Implementation and applications
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