Exploring the: Sheet Extrusion Zone



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EXTRUSION: Effect of the Screw Flight On Melt Temperature, Energy Use
So-called rules of thumb regarding the design of flight clearance and width do not consider the temperature effect, both from the point of view of melt temperature and energy efficiency.
Columns Published: 4/23/2014
A Better Way to Balance Die Flow
Use temperature adjustments before making any mechanical tweaks.
Columns Published: 3/21/2014
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: 6/27/2011
Dead Screw Talking
There's a lot you can learn by conducting a post-mortum examination of your screw.
Columns Published: 6/27/2011
Practical Processor
Your processing questions answered.
Columns Published: 5/31/2011
Extrusion: A Roll Is a Roll Is a Roll?
Chill rolls may looks simple and shiny, but they play a critical part in cooling and polishing film and sheet and are not all the same.
Columns Published: 1/28/2011
Troubleshooting: Sheet Dies Action Plan for Keeping Your Sheet Dies in Line
Sheet processors know that the key to productivity is maximum extruder uptime.
Columns Published: 1/4/2011

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