Articles with "sink marks" as a keyword



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Reducing the Sink Marks of a Crystalline Polymer Using External Gas-Assisted Injection Molding

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Published in 2020 at "Advances in Polymer Technology"

DOI: 10.1155/2020/3793505

Abstract: External gas-assisted injection molding (EGAIM) has been used to reduce the sink marks of amorphous polymer products, but that of crystalline polymer products has not yet been reported. EGAIM of a crystalline polymer product was… read more here.

Keywords: gas assisted; crystalline polymer; sink marks; external gas ... See more keywords

Optimization of process parameters for sink marks and shrinkage reduction in family molds using Grey-based Taguchi method

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Published in 2025 at "Advances in Mechanical Engineering"

DOI: 10.1177/16878132251339339

Abstract: Injection molding is a widely used polymer manufacturing process, and integrating sustainability is essential. As material testing demand increases, efficient methods for producing multiple samples are crucial. Family molds enable multiple sample production in a… read more here.

Keywords: pressure; injection; sink marks; marks shrinkage ... See more keywords