[sudo-discuss] air compressor and plasma cutter

[Cere Misc]

…and we'll probably want to have light shields surrounding the area where
the welder is used as well.

On Wed, Apr 27, 2016 at 1:06 PM, Jake <jake at spaz.org> wrote:

> On Wed, 27 Apr 2016, Marc Juul wrote:
>
>>
>> On Wed, Apr 27, 2016 at 1:44 AM, Jake <jake at spaz.org> wrote:
>>       BUMP
>>
>>       we got the plasma cutter working!  But the air compressor is still
>>       messed up.  We took it apart three times trying to fix the check
>>       valve, but it simply didn't work.
>>
>>
>> I love plasma cutters but how are we going to safely use one indoors? I'm
>> not sure anyone wants to breathe clouds of metal oxides:
>>
>>
>> http://www.hgcodedwelding.com/hg-coded-welding-blogs/plasma-cutting-danger
>>
>
> this is a very valid concern, but my plan is to setup, in the words of
> that blog post, "a powerful fume extractor" connected to the shiny 8" duct
> that runs to the vent in the ceiling.
>
> Last night someone was using the laser cutter with that duct and the
> performance was insufficient.  I intend to reconfigure the exhaust duct in
> a couple of ways:
>
> 1. I will move the wood plate at the top of the duct so that it mates
> correctly with the round vent hole in the roof window
>
> 2. I will setup an electric exhaust blower on the roof so that air gets
> sucked out through the hose.
>
> these changes will improve performance both when the duct is used with the
> laser cutter, and when it's moved over to the plasma cutter for use when
> we're cutting metal.
>
> any help is appreciated!
>
> -jake
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