[SGVHAK] how to avoid a failed 3d print session

[David Flynn]

PLA doesn't stick to glass well.  Try Kapton tape or the blue painters tape.  I use only the Kapton tape and it is rare for anything to come unstuck.

Dave Flynn
Oxford V.U.E., Inc.
office (626) 256-6557
cell (626) 893-6654
dflynn at oxfordvue.com



On Mar 27, 2013, at 11:47 AM, Homan Chou <homanchou at gmail.com> wrote:

> My office just bought the makerbot replicator 2 and I've been trying
> to print out a PLA plastic model of a delorean that I found on
> thingiverse.com
> 
> We've had some failed prints due to the print becoming loose from the
> glass while printing.  Selecting 'raft' during the slicing process
> will first print a mesh lining on the bottom so that helps with that.
> 
> The next time I printed it, I set the splicer to low quality (default
> 15% fill), selected to include 'raft', and included 'support' for the
> hell of it (the documentation isn't explicit about what it does).  It
> took 4 hours to print and the result was terrible.  It looked like the
> delorean was encased inside scaffolding and yarn from a hot glue gun.
> 
> Then we tried high quality with raft but no 'support'.  The wheels
> printed to about 25% tall, was looking awesome, then when it got to
> the under carriage, it just tried to spew hot plastic right in
> mid-air. Duh... fail again.  So I guess support is needed since the
> under carriage doesn't have anything underneath it to build upon.
> 
> Then we tried high quality with 'raft' and 'support', 3% fill, it took
> about an hour to slice, and pretty much all day to print, and though
> the resolution was much higher than the low quality attempt, it was
> encased in scaffolding in all open spaces, which is still pretty much
> impossible to take off.
> 
> Any tips?
> 
> Homan
>