Screw Wear - Vol. 17 #2, July 1990
To detect screw wear, keep a log of specific output (lbs/hr/rpm). Operators tend to increase rpm to compensate for wear, resulting in higher melt temperatures. A monthly check of specific output will warn about screw wear.
See also:
- Barrel zone override
- Early detection
- Screw flight cracks
- Screw inspection
- Screw performance
- Screw position
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