mung Wrote: > NoobMan Wrote: > > You are keeping the cold end pointing down, thats > > what is wrong with it. In a printer will be on the > > upper side, which will make the heat go there much > > faster. Heat travels upwards. > > Do you have a good set of equations for > calculating the heat transfer that I could use for > this upward travelling heat? Obvby Alexey Kruglov - Plastic Extruder Working Group
mung Wrote: ------------------------------------------------------- > Sublime Wrote: > > 2) Needs some thermal mass to deal with the > > cooling effect of pushing filament through it at > a > > high rate. > > Why do you need thermal mass, and what function > does the thermal mass do to effect the temperature > of the filament? I suppose this helps mantain conby Alexey Kruglov - Plastic Extruder Working Group