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إجابات عملية على التحديات الشائعة في مواد البلاستيك

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Fiber-matrix interface moisture absorption causing performance deterioration

Water penetration along the interface is an accelerating factor of performance aging

Material Drying moisture absorptioninterfacesilane coupling agentKH-550hydrophobicitysealing treatment

LGFPP recycled material performance degradation

Multiple thermal histories of LGFPP cause irreversible performance degradation

Material Analysis recycled materialinterfacial deteriorationmolecular weight decreaseaddition ratiothermal history

Product continuous post-shrinkage after placement

The impact of post-shrinkage on precision assembly parts cannot be ignored

Molds & Tooling post-shrinkageannealing treatmentresidual stressmolecular relaxationdimensional stability

Glass fiber dust pollution in the production process

Glass fiber dust is a key control point for occupational health and safety

Material Drying dustdust removal systemwet pelletizingprotective equipmentoccupational health

Rapid mold cavity corrosion

Mold corrosion not only affects product appearance but may also contaminate the product

Molds & Tooling mold corrosioncorrosion-resistant steelS136chrome platingnitriding

Frequent nozzle clogging during injection

Long fiber materials have special requirements for nozzle size and structure

Injection Molding nozzle cloggingfiber aggregationnozzle orificeshort nozzle

Product toughness greatly reduced at low temperature (below -10°C)

Production & Quality low-temperature toughnessembrittlement temperaturecopolymer PPelastomerPOE

Product impact strength has directionality

Molding Process impact strengthdirectionalityfiber orientationcrack propagationbridging

Fiber content inspection inaccurate

Material Analysis fiber contentashing methodTGAsampling representativenessquality inspection

Product stress whitening when bent

Stress whitening is the macroscopic manifestation of fiber-matrix interfacial debonding

Molding Process stress whiteninginterfacial debondingfiber endsgrafted PPannealing

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