Calibrate Tachs

Modified on Sunday, 01 February 2015 05:01 PM by mpieler — Categorized as: Extrusion Hints

Calibrate Tachs
Vol. 17 #3, Dec. 1990

Check your extruder instrument readings for accuracy. When is the last time you checked the screw rotation speed against your RPM reading?

Use a tachometer to check the surface speed of your nip rolls (upper, lower, winder). If they are not properly set, you may be stretching your film.

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