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Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

1506 preguntas
Q
Large injection pressure fluctuation in random copolymer polypropylene '2079851475616104452
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Unstable screw retraction in random copolymer polypropylene '2079851475616104452
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Low tensile strength of random copolymer polypropylene injection molded products
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Burnt marks/burn spots appearing in random copolymer polypropylene injection molded products
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Coaxiality out of tolerance of random copolymer polypropylene injection molded products
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Nozzle clogging in random copolymer polypropylene '2079851475616104452
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Flatness out of tolerance of random copolymer polypropylene injection molded products
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Product deformation caused by unbalanced ejection of random copolymer polypropylene injection mold
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Large weight fluctuation of random copolymer polypropylene injection molded products
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Roundness out of tolerance of random copolymer polypropylene injection molded products
A
Roundness out of tolerance is caused by non-uniform shrinkage and needs to be improved from three aspects: cooling symmetry, gate design and wall thickness uniformity.
Injection Molding roundness out of toleranceanisotropic shrinkageuniform coolinggate positionuniform wall thickness
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