[Fab] Fun with Lasers - When ventilation isn't enough...

Corey McGuire coreyfro at coreyfro.com
Fri Mar 18 11:51:02 PDT 2011


When I was cutting at 100%, it was up to around 8.  I turned a blind eye to
it after that.  I'll have to pay attention next time.

On Fri, Mar 18, 2011 at 11:11 AM, miloh <froggytoad at gmail.com> wrote:

> >> The settings for 1/8" MDF were:
> >>
> >> 1st layer : 10% 10% 1 pass
> >> 2nd layer : 15% 15% 2 passes
> >>
>
> How many mA on the ammeter??
>
> As a side note for acrylic cutters out there:
> I observed melting and poor results cutting 1/4 inch acrylic running
> at the speeds you used (10% speed).
> Later, I got clean results in 1/8 acrylic  running 8 passes at 60%
> with 100% power and 4mA (throttling the power on Elvis rather than
> with software).  I decided not to even try 1/4 inch because the DOF of
> these optics is quite slim.
>
>
>
> -rma
>
>
> PS  if you reboot the Acer Lasertop, use F12 at boot to select from
> the boot menu (and use Hard drive, not netboot, for now).
>
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