Extrusion

Exploring the: Extrusion Zone

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Published: 8/28/2018

Extrusion: How to Estimate and Control Head Pressure
You rightfully worry about melt temperature, but don’t overlook head pressure, because the two are closely linked and will influence line performance.

Published: 7/1/2018

Registration Opens for Extrusion 2018 Conference
Industry-leading—and first-of-its-kind—annual conference devoted to all things extrusion is coming to Cleveland in September.

Published: 7/1/2018

Extrusion: A Simple Way to Evaluate Your Screw Performance, Part 2
A hand-held calculator and some basic equations can help determine whether your screw is up to snuff.

Published: 6/1/2018

Extrusion: A Simple Way to Evaluate Extruder Screws
While there’s lots of data that influences screw design, processors usually don’t have access to it. So instead, try calculating drag flow to see if your screw is working properly.

Published: 4/27/2018

Extrusion: Barrier Screws: Metering Section or Not?
A barrier screw without a metering section can reduce output and increase melt temperature.

Published: 4/27/2018

World of Extrusion Coming Together in September
The Extrusion 2018 Conference—the fourth annual Plastics Technology event devoted to all things extrusion—is coming to Cleveland.

Published: 3/29/2018

Extrusion: Why There Are No Truly Universal Dies
Flow characteristics of different polymers vary considerably. So while adjustment features are available, for the most part dies must be designed for an individual polymer.

Published: 3/2/2018

Extrusion: Understanding Weld Failures
Hard-surfacing failures without evidence of burrs indicate possible weld bond issues.

Published: 12/1/2017

Extrusion: How Hopper Crammers Can Help Feeding
A crammer can assist the flow of certain polymers into the extruder. But the design is not universal and very material dependent. Here’s what you need to know.

Published: 10/27/2017

Extrusion: The Challenges of Extruding Highly Filled Polymers
These materials require screw changes and modifications in upstream and downstream equipment and operating procedures.