Exploring the: PET Processing - Extrusion Zone
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- 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
- PBT & PET Polyester: Part 2 The Performance Factor
- All things being equal, PET will outperform PBT mechanically and thermally. But the processor must dry the material properly and must understand the importance of mold temperature in achieving a degree of crystallinity that allows the natural advant...
Columns Published: 10/26/2012
- 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
- Dead Screw Talking
- There's a lot you can learn by conducting a post-mortum examination of your screw.
Columns Published: 6/27/2011
