Extrusion Know How

Communication Is Key in Designing Blown Film Dies
Film Extrusion

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
best practices

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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Extrusion Know-How: The Whys & Hows (& Ifs) of Vented Extruders
Extrusion Know How

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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Extrusion Know-How: Proper Alignment Saves Wear & Tear ... or Worse
Extrusion Know How

Extrusion Know-How: Proper Alignment Saves Wear & Tear ... or Worse

Is extruder alignment important?

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How Much Horsepower Do You Need?
Extrusion Know How

How Much Horsepower Do You Need?

Most extrusion processors know that in order to boost output you need more power.

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Blending & Dosing