[sudo-discuss] Find 3D printers near you

[Adam Stiles]

A new 3D print option in Berkeley:
http://www.fastcoexist.com/1681546/a-3-d-printing-vending-machine-for-all-your-prototyping-needs

http://www.3dreambox.com/




On Fri, Mar 15, 2013 at 10:14 AM, <hol at gaskill.com> wrote:

> So from below I read $0.25/cm3 material cost
>
> Based on rough properties i get these:
> @ 1.25g/cm3*($40/1000g filament) = 5 cents/cm3 material cost
>
> @ 1.25g/cm3*((180C-20C)*2J/gK*$.2/kWh*0.00027kWh/J) = 1.7 cents/cm3
> heating energy cost...maybe we should try printing through a kill-a-watt to
> see how it adds up with motors, controller, PC too if we want the whole
> energy component of unit cost.
>
> So the big question is really of labor, of who is going to do the manifold
> checking, slicing, setup, babysitting while it prints, and verification of
> the complete part, and how much is their time worth.  Volunteers?  Do we
> put that responsibility on the customer and offer accordingly lower prices?
>  If we go with that model, how do we foolproof the interface for the
> machines?  If there's interest, we could put together a proposal for
> crowdfunding a bank of 3D printers and staffing the operation.  This isn't
> the first time it's been brought up so maybe it's worth taking a closer
> look.
>
>
> For metal, it's $8/cm3 +$6 handling at shapeways (
> http://www.shapeways.com/materials/steel)...anyone interested in joining
> that 3D printed rocket engine design competition? :)
>
>
>
>
> Mar 15, 2013 09:50:47 AM, drorex at gmail.com wrote:
> Just a note, I recently "reverse engineered" their pricing  uploaded
> several objects of a known size and put their prices into a spreadsheet),
> they dont actually tell you how they calculate it. It's:
>
>
> >$6 + $0.25/cm^3, with a minimum price of $9.50 -- so it's definitely to
> your advantage to combine multiple parts into a single upload.
> >
> >
>
> On Fri, Mar 15, 2013 at 9:31 AM, Adam Stiles adam.d.stiles at gmail.com>
> wrote:
> >
> >
>
> For some reason it doesn't rank the printers by proximity -- there are
> actually many in SF and Oakland that don't appear on Page 1, so click
> through ... and maybe list the sudoroom printer to make a few bucks on the
> side?
>
>
>
> Find a 3D printer near you.http://www.makexyz.com/
>
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-- 
Adam Stiles
510.280.4862
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