Exploring the: Pipe, Profile & Tubing Extrusion Zone



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Telltale Temperatures
Here's how to get a 'feel' for a screw design without actually seeing it. And how to use this information.
Columns Published: 12/29/2013
What About Melt Strength?
All extrusion processes depend to some degree on the melt strength of the polymer, and this property is generally a no-show on data sheets.
Columns Published: 5/28/2013
Get Smarter on Extruder Sizes
Processors tend to recommend a much larger extruder than what’s really necessary for the job and the capabilities of the downstream equipment.
Columns Published: 6/26/2012
Practical Processor
Your processing questions answered.
Columns Published: 7/27/2011
Dead Screw Talking
There's a lot you can learn by conducting a post-mortum examination of your screw.
Columns Published: 6/27/2011
How To Size & Calibrate Profile Parts
Doing it right is critical to maintaining profile dimensions.
Columns Published: 5/31/2011
Know the Three F’s Of Profile Tooling Design
Designing an extrusion profile and ultimately the die design and sizing equipment cannot be executed successfully without a full understanding of the customer’s quality expectations or specifications.
Columns Published: 3/26/2011
Processor Strategies - Royal Group Profile Maker Gives Environment The ‘Royal’ Treatment
When you’re already a leader in your industry, you might be tempted to simply stay the course and not worry about issues such as sustainability and carbon footprint.
Columns Published: 1/4/2011
Tooling: The Science of Profile Die Balancing
In our last column, we discussed the five things profile extruders need to know about profile die design—proper land length, land-length ratio, drawdown, considerations for sensitive materials, and decompression.
Columns Published: 8/1/2010
Tooling 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.
Columns Published: 1/1/2010

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