Acceptance check of die casting mold Posted on : Oct 27 , 2022 By GREFEE The die casting mold manufacturers around the word have gradually move their business in customs aluminum die casting mold to China. Ensuring the products meet the quality requirements is the key. The following introduces the acceptance check of die casting mold. […]
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Gravity Die Casting Posted on : Nov 7 , 2022 By GREFEE Definition of gravity casting process The gravity die casting process refers to the process that the metal liquid is injected into the casting mold by gravity, also named as casting. Gravity casting process include sand casting, metal casting, investment casting, lost foam casting, mud
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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
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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
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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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