[Vanhackspace] Oxy/Acetylene Rig.

[dan anderson]

I would be interested if you do an oxy-acety and/or plasma tutorial.

On 22 June 2010 17:16, Dave Dillabough <daved at deepgreen.ca> wrote:
> If you are going to weld you should build a welding booth. Walls and floor
> should not be flammable. You can get cement board in 4x8 sheets that would
> work OK. You should also have ventilation. Welding can generate nasty
> fumes and burning acetylene generates a black soot that gets everywhere.
> Smoke alarms can be an issue and you should check with your insurance too.
> Acetylene leaks can make a big bang. In general with OA welding you should
> know what you are doing with pressure, flashback arrestors etc. or any
> number of things can go impressively wrong. The rate that you can draw
> acetylene from a cylinder depends on its cross section.  A B cylinder
> won't generate enough acetylene for most cutting as it does not have a
> large enough area. If you try to pull too much acetylene out you will
> start drawing the acetone that the acetylene is desolved in.  You would be
> better off using propane for cutting (a BBQ tank) as you will get enough
> gas and it is much cheaper. Propane will work with acetylene tips although
> a propane tip will work better.
>
> OA can be fun if done safely. If you go ahead I would be happy to help
> with a tutorial. I could do one on TIG or plasma cutting too.
>
> Dave
>
>
> On Tue, June 22, 2010 1:49 pm, dan anderson wrote:
>> The slag would leave big scars, yes. A canvas dropcloth won't cut it.
>> You can drop a sheet of plywood though, and as long as you're careful
>> to blow slag straight down it'd work, but it means keeping a sheet of
>> plywood around (honestly not the worst idea, if folks are
>> anglegrinding or using the MIG rig).
>>
>>
>>
>> On 22 June 2010 12:46, Derek Anderson <derek at enomaly.com> wrote:
>>> Acetylene torch + wooden floors == "Whodathunkit?"
>>> Usage out in the alley would probably be OK though...
>>>
>>> On Tue, Jun 22, 2010 at 1:35 PM, John Craver <jcraver at shaw.ca> wrote:
>>>>
>>>> It has both.
>>>>
>>>> ----- Original Message -----
>>>> From: kevin griffin <kevin at cavewallarts.com>
>>>> Date: Tuesday, June 22, 2010 10:54 am
>>>> Subject: Re: [Vanhackspace] Oxy/Acetylene Rig.
>>>> To: vanhackspace at lists.uselessdegree.net
>>>>
>>>> >
>>>> > > Hey, I just picked up a small oxy-acetylene (think 40cf oxy
>>>> > and a B
>>>> > > size acetylene tank) welding/cutting rig from
>>>> > craigslist.  It's in
>>>> > > almost new condition, and I got a screaming deal on it (the
>>>> > guy bought
>>>> > > it and then realized that it's overkill for his
>>>> > purposes).  Is this an
>>>> > > item we want at the hackspace, or is it considered too sketchy?
>>>> >
>>>> > Does it have a welding tip and or a cutting extension?
>>>> > > _______________________________________________
>>>> > > Vanhackspace mailing list
>>>> > > Vanhackspace at lists.uselessdegree.net
>>>> > > http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-
>>>> > uselessdegree.net
>>>> > >
>>>> > >
>>>> >
>>>> > _______________________________________________
>>>> > Vanhackspace mailing list
>>>> > Vanhackspace at lists.uselessdegree.net
>>>> > http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-
>>>> > uselessdegree.net
>>>> _______________________________________________
>>>> Vanhackspace mailing list
>>>> Vanhackspace at lists.uselessdegree.net
>>>> http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-uselessdegree.net
>>>>
>>>
>>>
>>> _______________________________________________
>>> Vanhackspace mailing list
>>> Vanhackspace at lists.uselessdegree.net
>>> http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-uselessdegree.net
>>>
>>>
>> _______________________________________________
>> Vanhackspace mailing list
>> Vanhackspace at lists.uselessdegree.net
>> http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-uselessdegree.net
>>
>
> _______________________________________________
> Vanhackspace mailing list
> Vanhackspace at lists.uselessdegree.net
> http://lists.uselessdegree.net/listinfo.cgi/vanhackspace-uselessdegree.net
>