[TheForge] Re: RE: Petrogen Torch Yak

[Charle B Vincent]

I think they are commonly called an oxygen lance.   Old welding books 
detail how to make them up from a length of ordinary black iron pipe.

Charles

David E. Smucker wrote:

>Ray,
>
>Have you ever seen or used "burning bars" for demolition work.  The are a
>thin steel tube packed with steel wire.  The small size is about 3/8 dia and
>3 feet long and the large size go up to about 1 inch diameter and 20 feet
>long.  They have a crimp on one end so the wire doesn't fall out.  The tube
>is connected to just oxygen -- no fuel gas at all. While they are pack with
>wire there is enough space between the wires for oxygen to flow.  You
>"start" them with a regular torch -- just bring the end up to a hot yellow
>heat -- then turn on the oxygen.  The tube and wire are consumed in the
>process and generate a great deal of heat while excess oxygen is supplied
>like a oxygen lance.  They will blow through lots of things cutting steel,
>rebar and concrete.  They are not for the faint of heart.  Oh, and the
>quality of the cut is not very good.
>
>Dave Smucker
>----- Original Message ----- 
>From: <debmiller at fuse.net>
>To: "Sponsored by ABANA" <theforge at mailman.qth.net>
>Sent: Tuesday, August 17, 2004 7:47 AM
>Subject: [TheForge] Re: RE: Petrogen Torch Yak
>
>  
>