Heat Transfer
Vol. 22 #2, Sept. 1995
Before start up, check to make sure the heaters are in direct contact with the barrel surface.
Air is a great insulator, and gaps between heater and barrel make the heater work that much harder and burn out that much sooner.
See also:
- Barrel heaters
- Barrel zone override
- Gauge variation
- Heater contact
- Heat exchanger
- Start up 2
- Trouble shooting with barrel zones
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Extrusion Hints