Extrusion
Seven-Layer R&D Line Spurs Blown Film Innovation
Business might be slow in most blown film extrusion markets, but leading-edge processors are preparing for better times by tapping into a seven-layer line installed last year at Dow Chemical Co.’s Film Application Development Center (FADC) in Freeport, Tex.
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How Much Regrind Can You Handle?
Most extrusion operations generate scrap, and in the case of sheet for thermoforming it can exceed 70% of total output.
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Where Are You Using Energy?
Few plants are able to accurately divide up their energy consumption by where it occurs, despite the fact that this is relatively easy to do.
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Don't Get Burned by Adapters & Flow Pipes
Does degraded or burned polymer seem to show up when you least expect it?
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Communication Is Key in Designing Blown Film Dies
Over the years I have bought, designed, or helped design quite a number of blown film dies.
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Having Output Problems? Check Your Feed-Port Design
With an extruder, like all other devices, “it can’t come out unless it goes in first.” That’s the first thing I remember when I am asked to figure out why an extruder is performing below expectations.
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'Do-It-All' Approach Keys One Processor's Growth
What shape will the successful North American plastics processing operation take as we move through the next decade?
Read MoreTooling Know-How: Five Tips on Profile Die Design
A poorly designed profile die—one that does not permit the part to be extruded with the same dimensions from run to run—coupled with a lack of understanding of the extrusion process, is a recipe for scrap generation.
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Sustainability Drives Innovation at Leading RPET Processors
Two Southern California processors have boldly gone where no one has ever gone before.
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Extrusion Know-How: The Whys & Hows (& Ifs) of Vented Extruders
Vented or two-stage screws only make sense when volatiles must be removed in order to make a satisfactory product.
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