Removing Gels

Modified on Sunday, 01 February 2015 11:36 PM by mpieler — Categorized as: Extrusion Hints

Removing gels
Vol. 23 #2, Oct. 1996

For pushing crosslinked (gelled) polyolefins, use a mix of the most viscous resin run and powered or flake stearic acid.

A 10 20% level of acid works well to soften caramelized resin and allows it to be pushed out.

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