description : 3a drum heater is a flexible panel with two coated fabrics : an heating side and an insulated side.
3a drum-heater is supplied with eyelets which, laced with an elastic rubber, lets the barrel heater lie flat on the barrel, essential condition for a good heat exchange.
advantages : In comparison with heating belts which need several main supplies and do not wrap totally the barrel, 3a barrel heater totally wraps the cylindric part of the barrel, allows smooth and homogeneous warming and, thanks to the insulated face, is maintaining temperature in the barrel for hours after you switched it off.
A utility is accessible to determine the time of heating necessary for the application.
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