Injection mould — from mould design to batch production Posted on : Sep 19, 2022 By GREFEE Mould design is an important step of the large scale product R & D process. As the design of products and moulds are co-related, it is necessary for the product design engineers and mold design engineers to know the …
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How to improve the accuracy of precision injection molding parts Posted on : Sep 16 , 2022 By GREFEE Most of the plastic electronic parts adopt injection molding because these materials have high designing accuracy and are processed with specific engineering materials. For those that cannot be processed with ordinary injection molding, but precision plastic …
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Dark spots of products Posted on :Nov 9 , 2022 By GREFEE Surface defects of injection molding products include dark spots, gloss differences or fogging areas, and surface wrinkles or so-called orange peel. The defects are usually detected around the gate or far away from the behind of the sharp corner of gates. The cause …
Introduction of common medical plastics Posted on : Nov 4 , 2022 By GREFEE The common materials used in the medical industry include glass materials, metal materials. Compared with glass and metal materials, the main characteristics of plastics include: (1). Low cost, can be reused without disinfection, suitable for the production of disposable medical devices. (2). Simple …
Causes and Solutions of Welding Line of injection molding Posted on : Nov 2 , 2022 By GREFEE Among the defects in injection molding products, welding lines are the common ones, in addition to the injection molded parts with very simple geometry, welding lines can be found in many injection molding parts(normally is in the …
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What is the difference between plastic injection molding and 3D printing molding? Posted on :Sep 13 , 2022 By GREFEE There are two main methods for the plastic products molding. One is through mold injection molding, and the other is through 3D printing technology. The plastic injection molding refers to melt the plastic material completely …
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