[TheForge] Burner angle
Kathy
keporter at comcast.net
Sun Jul 15 02:17:39 EDT 2007
I can't speak for everyone, but many people position a burner facing vertical
down for use as spot heaters for the very reasons Frosty listed earlier, and
also to help slow the burn rate in order to reduce heating (and fuel
consumption) when working on parts of small cross section (ex., 1/4" square
stock for fixture bending).
Mikey
-----Original Message-----
From: theforge-bounces at mailman.qth.net [mailto:theforge-bounces at mailman.qth.net]
On Behalf Of Peter Fels And Phoebe Palmer
Sent: Saturday, July 14, 2007 10:46 PM
To: Sponsored by ABANA
Subject: Re: [TheForge] Burner angle
Mikey: a question sir;
Why do folks stick their burners out the top of their forges?
It seems to me that that would have 2 disadvantages.
I. a natural tendency to thermosiphon would work against the
inflow of air to mix with the fuel.
2. the greater heat of the top of the forge would cook the burner
faster.
...pf
Kathy wrote:
> Mark,
> The problem isn't how to maneuver the burner's angle. Ron Reil solved that
> nicely years ago (as far as I know the burner mounting shown on Ron's
mini-forge
> was his own design; if someone else thought it up, my apologies). The problem
is
> in the refractory lining, which will not accommodate more than one burner
angle,
> and still form an adequate seal around the burner nozzle.
> Mikey
>
> -----Original Message-----
> From: theforge-bounces at mailman.qth.net
[mailto:theforge-bounces at mailman.qth.net]
> On Behalf Of marc3rd at marc3rd.com
> Sent: Friday, July 13, 2007 9:08 AM
> To: Sponsored by ABANA
> Subject: Re: [TheForge] Burner angle
>
> Hey I had a thought (how bout that?)
> I have seen these ball joint mount things. It looks like a tall bearing but
> the sides are round like a ball. It has a mount or bracket around the
> outside that allows the ball to swivel. It allows you to adjust the angle of
> a pipe or bar.
> If you were to find one the right size it would allow you to adjust the
> angle of the burner (maybe from perp to tangent) or direct it to the front
> or back of the forge.
> Any thoughts?
> Marc
>
> Marc V Davis III
> Marc of the Hammer
> WWW.Marc3rd.com
>
>
> "It's not about the light you reflect. It's about the light you radiate." M3
>
>
>
>
> ----- Original Message -----
> From: "Jerry Frost" <akfrosty at mtaonline.net>
> To: "Sponsored by ABANA" <theforge at mailman.qth.net>
> Sent: Thursday, July 12, 2007 4:30 PM
> Subject: Re: [TheForge] Burner angle
>
>
>> Hi Harry:
>>
>> How you mount your burner is pretty much up to you and what you want it to
>> do for you.
>>
>> Mounting the burner perpendicular to (aimed directly at) the far wall,
>> floor, etc. of the forge will result in a hot zone. There are advantages
>> and disadvantages to this. First a hot zone means there's also cooler
>> areas so you have direct, immediate control of heat. Simply by placing
>> your work where the heat is right. It also lets you keep part of the piece
>> cooler while another is hotter, ths is good for welding without burning
>> thin sections as easily.
>>
>> The downside is the uneven heat in the forge chamber makes things like
>> twists and heat treating more difficult.
>>
>> Mounting the burner(s) tangentally to create a vortex will even the forge
>> temperature considerably, NOT perfectly but considerably. The upside means
>> everything you put in the forge will come to about the same temp; this is
>> good for things like twists, scrolling and heat treating.
>>
>> The downside is the forge will heat EVERYTHING to about the same temp so
>> you have to plan carefully so there are no thin sections formed early to
>> burn off.
>>
>> Neither is inherently better than the other and certainly not the "RIGHT"
>> way to do it. What you choose will depend on what you need and what you
>> need is likely to change over time. The really good thing is once you've
>> made a forge or two you'll discover just how easy it really is and will
>> find yourself either reconfiguring as needed or just making what you need.
>>
>> Frosty
>> -------------------------------
>> If it ain't forged
>> it ain't real.
>> Wrought iron is.
>> The FrostWorks
>>
>> Meadow Lakes, AK.
>>
>> http://www.artmetalradio.com/
>>
>> From: "IowaHarry" <iowaharry at fastmail.net>
>>
>>
>>> Hi All,
>>>
>>> I am putting together a small propane forge using a disposable freon
>>> can. I have made a hole just above the center weld. For alignment what
>>> should I be looking for? I can add more burners later as needed but to
>>> start with I am mounting just one. Should I have it blast down dead
>>> center or angle it to get a swirling effect? I intend to mount a socket I
>>> can set the burner in so when finished I can pull the burner out.
>>>
>>> Please pardon as I am sure this is an oft repeated question. If this is
>>> info available online, a link would be just grand.
>>>
>>> thanks, Harry
>>>
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