Homebrew PCBs

Jeff,

Here's some info: 
<http://wiki.ultimaker.com/Ultimaker_rev.3_assembly:_Extrusion_head>

Mark




At 10:45 PM 8/15/2013, you wrote:
>Resolution to do 5mil trace/spacing would be very nice.  I'm not very
>familiar with 3D print heads.  Can you recommend any pictures online of what
>the work end looks like on a print head?
>
>
>
>Jeff
>
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>
>   _____
>
>From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com]
>On Behalf Of Rick Sparber
>Sent: Thursday, August 15, 2013 12:09 PM
>To: Homebrew_PCBs@yahoogroups.com
>Subject: RE: [Homebrew_PCBs] convert inkjet printer into wax printer
>
>
>
>
>
>Jeff,
>
>No straight answer here. What resolution would you want?
>
> From Solidoodle, one 3D printer company:
>
>Precision:
>. The resolution of the printed part is typically determined by the height
>of each layer
>. Typically we print at a layer height of .3mm, which gives a nice surface
>finish and quick print time
>. It's possible to print hi-resolution parts at a layer height of .1mm,
>which produces top-notch looking prints
>. Clarification: the precision of the printhead in the horizontal plane (X-Y
>direction) is about .011mm (about 2300dpi). However, this number is a little
>superflous because we are extruding ABS plastic through a relatively larger
>.35mm nozzle, and all ABS plastic oozes a bit. So a more realistic &
>practical estimate of resolution in the horizontal plane is about .1mm. And
>to be crystal clear - this creates great prints. Trying to define the
>resolution more accurately than this is similar to trying to define the
>position of a garden hose nozzle to within millimeters - it's essentially
>meaningless since the water is going to expand anyway.
>
>Rick
>
>-----Original Message-----
>From: Homebrew_PCBs@yahoogroups.com <mailto:Homebrew_PCBs%40yahoogroups.com>
>[mailto:Homebrew_PCBs@yahoogroups.com
><mailto:Homebrew_PCBs%40yahoogroups.com> ]
>On Behalf Of Jeff Heiss
>Sent: Thursday, August 15, 2013 7:55 AM
>To: Homebrew_PCBs@yahoogroups.com <mailto:Homebrew_PCBs%40yahoogroups.com>
>Subject: RE: [Homebrew_PCBs] convert inkjet printer into wax printer
>
>What kind of resolution can a 3D printer achieve? Would the resolution be
>enough for PCBs?
>
>Jeff
>
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>[Non-text portions of this message have been removed]
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