PT ZONE: Extrusion

PT Article Are You A Film or Sheet Processor? There’s Plenty to Learn at the Extrusion 2015 Conference
  Have you checked out Plastics Technology’s upcoming Extrusion 2015 Conference? More (+)
Contraction Accelerates for Third Month
Index has been trending down since last March. More (+)

MOST RECENT CONTENT: Extrusion

What Comes Around Is Going Around…Very Quickly

The game is changing. Reshoring is occurring at a rate faster than most expected.

EXTRUSION: Barrier Screws and Mixers

For some reason, there are a lot of barrier screws in operation with high-shear mixers, when a distributive mixer is usually a better choice.

Overcome the Challenges in Winding Flexible Packaging Film

Not all film webs are created equal. This creates challenges for both winder and operator. Here’s how to handle them.

Keep Extruder Barrels Aligned…And Production on Target

A misaligned barrel causes a lot of trouble. Laser alignment is being used now to keep things on the straight and narrow.

New Materials Offer Cost, Performance Advantages to PEEK in Automotive

Two new families of PAEK offer combination of economy and performance for demanding automotive applications.

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OVERVIEW:
Extrusion

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Extrusion is a continuous process through which parts of a fixed cross-sectional profile are made. Material is fed through a hopper into an extruder, essentially a rotating screw surrounded by a heated barrel, where it is mixed, melted and pumped through a die. The die gives the part its shape. From this zone you link to information on some of the more common extrusion methods, such as film, sheet, and pipe/profile/tubing


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» Blending & Dosing

Is dosing good enough? Do I need a Blender? Let Maguire walk you through the basics, process integration and more.

 

» Plastics Conveying

Watch video, download datasheets and more in the Plastics Conveying Knowledge Center.

» Plastics Feeding

Learn about continuous feeder types and their operation.

» Purging Compound

Sooner or later you will need to purge your machine. Which material should you use to purge your screw and barrel?

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