Color Changes

Modified on Monday, 02 February 2015 12:25 AM by mpieler — Categorized as: Extrusion Hints

Color Changes
Vol. 24 #3, Dec. 1997

We are all aware of the painfully long times that are necessary to purge pigment from an extruder when changing colors. This should be a valuable lesson for any grade change.

For example, what about experimenting with new grades of a natural polymer? Are you leaving an adequate time for complete purging of the previous resin, before taking samples?

- Jim Nangeroni, J Nangeroni Associates

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