PT ZONE: Drying

Conveying, Drying, Crystallizing PLA : The Energy-Saving Packaging Solution
When the new industry term “bioresins” hit the plastics community in the early 2000s, polylactic acid (PLA ) made its way to the top of the list in a class of new plant-based materials. More (+)
New Drying Technology Helps Moldmaker Get Back to Molding
System solves quality problem that had hamstrung previous molder. More (+)


MOST RECENT CONTENT: Drying

How to Specify A Resin Dryer
11/28/2012Plastics Technology

To dry your polymer correctly you need a dryer that is properly designed and working properly. Here are my suggested specifications, for a two-, three- or four-bed desiccant dryer, the most common types used.

Auxiliaries at NPE: News in Materials Handling, Cooling, Granulating, Welding, Testing, Decorating
5/30/2012Plastics Technology

Auxiliary equipment takes in a broad range of functions, from materials preparation to post-mold finishing.

Thrifty California Processor Dries PET with 'Waste' Heat
4/29/2012Plastics Technology

Southern California can be a challenging environment for manufacturers, not least because of concerns about the cost and availability of electrical power.

Molder Slashes Energy Cost With Move to Desiccant Drying
3/26/2012Plastics Technology

Yes there are still molders drying with tray ovens. But this processor replaced the last few it had and has reaped some impressive energy-savings benefits.

Auxiliaries at NPE: New Solutions from Material Preparation To Post-Mold Operations
2/25/2012Plastics Technology

There will be an extraordinary range of new auxiliary equipment on display at the show.

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OVERVIEW:
Drying

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Dryers are used to minimize or eliminate problems that moisture in the plastics cause during processing. If moisture-sensitive polymers like nylon, polycarbonate, PBT, PET and a host of others are not dried prior to processing, the physical properties of that resin/part will be drastically affected. There are various types of drying technologies available, including dual bed desiccant, desiccant wheel, vacuum, oven and infrared. Dryer selection may be dictated by the throughput requirement of the process, as well as price and other features desired.


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» Plastics Drying

Novatec shares their knowledge of dryers and drying techniques.

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