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The Thick and Thin of Plastics Extrusion

Plastic extrusion companies support a global industry valued at more than $185 billion, with the North American market accounting for 21% of that volume.

The Extrusion Process

The plastics extrusion process begins with resin in a hopper being fed into a barrel. A screw within the barrel mixes, heats and pushes the resin through a die that creates the product’s desired shape. Heating bands or cooling devices can be used to regulate the temperature of the resin in the barrel.

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Welcome to Polysort!

Since our founding in 1995, at the dawn of the Internet, even before Google existed, we've been the go-to online directory for the plastics and rubber industries, with links to thousands of manufacturers and suppliers.We're now redefining our focus, with a special emphasis on the U.S. market. With the Internet being global, we thought it important ...
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