Problem & Solution

Practical answers to common plastic material challenges

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Nozzle blockage in general-purpose polyethylene '2079851475616104452

Injection Molding nozzle blockage nozzle temperature cold material impurities alignment

Flatness out of tolerance of general-purpose polyethylene injection molded products

Injection Molding flatness out of tolerance uneven shrinkage uniform cooling multi-point gate symmetrical reinforcing ribs

Dimensions of general-purpose polyethylene injection molded products too large, exceeding the upper limit

Extrusion & Post oversized dimension holding pressure shrinkage rate mold temperature dimensional control

Unbalanced ejection of general-purpose polyethylene injection mold causing product deformation

Injection Molding ejection deformation ejector pin balance draft angle ejection speed mold temperature

Excessive moisture content of general-purpose polyethylene raw material causing product defects

Material Drying moisture content drying silver streak bubble moisture-proof storage

Large weight fluctuation of general-purpose polyethylene injection molded products

Injection Molding weight fluctuation non-return ring stable plasticization temperature control metering accuracy

Insufficient impact strength of general-purpose polyethylene injection molded products

Material Drying impact strength internal stress molecular orientation material degradation regrind control

Roundness out of tolerance of general-purpose polyethylene injection molded products

Injection Molding roundness out of tolerance anisotropic shrinkage uniform cooling gate position uniform wall thickness

Mismatch of the melt flow rate of general-purpose polyethylene raw material causing processing difficulties

Injection Molding melt flow rate grade selection incoming material inspection process adjustment raw material mixing

Environmental stress cracking appears in general-purpose polyethylene injection molded products

Injection Molding environmental stress cracking residual stress stress concentration annealing treatment chemical medium

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