Plastic bumper mold It is a development trend in the automotive industry for plastic bumper to replace the metal bumper.Plastic bumper mold design currently mainly has two structures: (1) exterior P/L (2)interior P first structure is relatively simple for mold…
PET preform molding technology In the preform molding process, the best conditions is the possible low temperature, the possible short cycle time, evenly and completely melted, the possible less IV and AA , transparent possibly. Process condition related is: Temperature…
Cause 1. The part is too hot when ejected from the mold Solution: Lower the plastic mold temperature; Lower the melt plastic temperature; Prelong the mold open time. Cause 2. The…
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For many plastic molding companies, how to dry material is an inevitable problem and engineering plastics especially need drying. The drying purpose is to make good quality products. The main problem caused by the change in the performance of the…
Plastic components designing(plastic layout design ) is really a complicated job involving numerous aspects that deal with a number of specifications from the application. What purpose will the component become utilized? What way does it match to other components inside…
The guide line for selection of plastic mould steel The plastic mould steel choice depends on expected mold overall life, part surface roughness and plastic materials . The higher the overall life of the mold should be , the higher demand…
Polycarbonate(PC) injection moulded product owns excellent performance, high transparency,good impact resistance and creep resistance, wide temperature window. Adversely, some other PC injection moulded product features are: poor sensitivity of melt viscosity to shear rate, good sensitivity to temperature change, no obvious melting…
ABS treatment for plastic injection molding Known as acrylonitrile butadiene styrene, ABS is an acrylonitrile – styrene copolymer of the monomers from – butadiene. ABS fluidity is between PS and PC, its fluidity could be effected by the injection pressure…
Specific materials are hygroscopic; just as, they soak up water from the environment. If considerably damp fabrics are injection moulded at china injection moulding factory, the finished abs injection moulding parts will display splash, splay or spots due to the…