best practices
Injection Molding, California Style
There are particular challenges associated with plastics processing in the Golden State. But opportunities beckon for those who can overcome them. That’s the story of AMA Plastics.
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TOOLING: Venting: A View From the Trenches
Venting is a prime culprit for molding problems, partly because toolmakers and process techs have different ideas of what’s needed.
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EXTRUSION: Here’s Why You Shouldn’t Run Your Extruders Dry
At least not for longer than a few minutes. The thin film that’s captured between the screw flights and barrel wall supports the screw and acts as a lubricant. Without it, galling can occur.
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INJECTION MOLDING: Scientific Molding Gone Wrong
Sometimes molders get trained in Scientific Molding only to revert to their old way of doing things as soon problems pop up.
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MATERIALS: The Trouble with Data Sheets
Data sheets are routinely relied upon, yet the data they provide is limited in scope and can lead to incorrect conclusions.
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Five Steps Toward a Flawless Flat Film Start-Up
A poor line start-up benefits no one … except your competitors. Follow these five steps to get your film line fired up seamlessly.
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Get the Most Bang For Your Purging Buck
More processors are turning to purging compounds to clean their machines and speed up changeovers. Here are tips on how to avoid typical trouble spots when using them.
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When Robots Make Sense For Part Packaging
Here are nine issues to take into account before automating your end-of-the-line part-packaging process.
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TOOLING: Clearing Up the Mysteries Of Mold Texture
It’s a subject not widely understood by molders and it affects more than just part appearance.
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Extrusion: What’s the Best Way to Vent?
There are advantages and disadvantages to each, and they must be evaluated before making a decision.
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