PT ZONE: Compounding

Compounder Finds Niche in Recycling
Combining compounding and recycling in one step is helping take Buckeye Polymers to the next level. More (+)
December’s Index: 43.6
Mid-size plants expand for fourth month out of five. And compared with one year ago, capital spending plans are up 32%. More (+)


ChemChina to Buy KraussMaffei Group

German plastics machinery maker to remain in place after purchase by China's largest chemical group.

A.T. Kearney, Moser Spar Over Latest Reshoring Study

"Over before it started" or still surging? Global consulting company, reshoring guru take sides.

Foremost to Represent A-Ward Container Loaders

Meeting demand from compounders and resin producers for filling large container liners instead of many smaller bags.

Are You Ready to Take on the World?

Plastics Technology’s exclusive benchmarking study reveals the tactics of processors who just might be in that class.

Top of the Class: Meet 2015’s World-Class Processors

Plastics Technology’s inaugural group of World-Class Processors—selected through an exclusive benchmarking survey—spans geographies, markets, processes, and materials. Diverse in size and capabilities, these companies have one key trait in common: efficiency. How do you stack up in comparison?

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In compounding, various materials are mixed and melted—generally in an extruder of some type—then pelletized. This pelletized material is subsequently processed into a finished or semi-finished part by either molding or extrusion. Most compounding is done on twin-screw extruders of either co-rotating or counter-rotating design. Other types of equipment, such as ingle-screw extruders, kneaders and mixers, can also used to compound materials. From this zone you will be able to navigate to more specific information on single- and multiple-screw compounding.

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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 Drying

Novatec shares their knowledge of dryers and drying techniques.

» 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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