Injection Molding
50 Ideas That Changed Plastics
Very few readers of this issue can remember, or even imagine, what it was like when an injection molding machine did not have a screw, but only a smooth-bore plunger.
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Water Injection Molding: It's All Coming Together
Commercial applications in hollow-part molding with water鈥攐r water and gas鈥攁re starting to accelerate. They are driven by recent enhancements of process technology, equipment, and materials.
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China Is Ready for Value-Added Molding
A number of U.S. injection molders are establishing Chinese joint ventures and satellite molding plants to take advantage of the huge market opportunities there and to defend against the perceived threat of low-cost competition.
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Eliminate Surface Defects on Molded Parts
Visible defects on the surface of a molded part appear as dull, glossy, or hazy areas, or as a rippled surface, called orange peel.
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On the Cutting Edge of Multi-Shot Molding
Easley Custom Plastics (ECP) Inc. doesn't want to be just your average small to medium-sized custom molder.
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Structural Plastics Meeting Showcases Sophisticated Molding
Top awards in the parts competition at the Society of the Plastics Industry's Structural Plastics Div. annual conference are reserved for new or unique materials or processing approaches.
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MIDs Make A Comeback
3D molded interconnect devices were supposed to be the 1980s' breakthrough for plastics in electronics鈥攂ut they flopped. New processes that make market entry faster, simpler, and less costly have recharged MIDs' prospects.
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Large Two-Platen Presses Gain Speed and Flexibility
An improved line of large two-platen injection presses offers new sizes plus greater speed, educed maintenance, more operator-friendly design, and added flexibility for a range of molding requirements.
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News in Small Injection Presses, Robots, Gas Assist and IML
Advancements in hydraulic presses and servo robots were unveiled by Arburg GmbH at its annual Technology Days conference and technical exhibition in March at its headquarters in Lossburg, Germany.
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How to Demold Parts Faster, With Less Stress and Surface Defects
You may need to unlearn what you always thought was the right way to get parts out of an injection mold.
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