> A mechani
> cal pencil tip is mentioned on the list of extruder experiments. Not
> much detail beyond apparent heating problems:
> http://reprap.org/wiki/Thermoplast_Extruder_Variations
> J.
> On Wed, 2012-10-31 at 04:31 -0700, Scott B wrote:
> > we were discussing small (0.3) mm printer nozzles tonight and I
> > mentioned I might be able to source some stainless needles to use as
> > an insert. Heather uses ones down to 27AWG (0.21mm apparently),
> > however while trying to explain the size we needed in non-technical
> > terms I said "the size of a fine paper-mate pencil".
> > Now could we actually use the tip of a mechanical pencil? Being metal
> > It should handle the heat, and already has an internal thread,
> > available in various sizes (0.3 to 0.7). could probably do with a bit
> > of shortening and possibly pressing a teflon dome over the end to give
> > it a nice smooth shape?
> > What do you think? seems too obvious, surely someone has tried it
> > already?
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