Main processes of mold injection molding Posted on :Sep 26, 2022 By GREFEE What are the processes of injection molding process? The plastic injection molding process mainly includes four stages, which are filling, pressure maintaining, cooling and mold releasing, which are an integrate and continual progress that directly affect the molding quality of products. Filling …
Quality issues and solutions of the TPR EVA plastic parts injection molding Posted on : Sep 30 , 2022 By GREFEE There is an asymmetry between the quality of the molded TPR EVA parts and the qualified standard, due to which it cannot process promptly, which is the quality issue of the TPR EVA. To …
Summary of properties of common plastic materials Posted on : Sep 23 , 2022 By GREFEE P S (polystyrene) Function of PS PS is a kind of amorphous polymer with good flowability and low water absorption (less than 00.2%), which is simple to form into clear plastic, of which the light transmittance is 88-92%. Its …
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Solutions to common molding defects of injection molding Posted on : Aug 25 , 2022 By GREFEE Defects are common when using molds to process plastic injection molding parts, and this largely affects the processing efficiency. The following are common molding defects and solutions for plastic injection mold parts. Short shots Short shots refer to the …
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Things you need to be careful doing in the clear plastic injection molding Posted on : Aug 4 , 2022 By GREFEE As the light transmittance of clear plastic is high, so there is a strict requirement for the surface quality of plastic products, such as no spots and patterns, porosity, whitening, fringing, black spots, …
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Application of special plastics and engineering plastics in automobile interior and exterior decoration Posted on : Aug 6 , 2022 By GREFEE The plastic used in automotive have advantages than the traditional material, which mainly reflects on light weight, good appearance decoration effect, and multiple actual application functions, so it is quite favored by the automotive …
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