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Re: Where do I get Tungsten welding electrodes? (fwd)





---------- Forwarded message ----------
Date: Thu, 26 Mar 1998 18:13:55 -0500
From: "Edward J. Wingate" <ewing7-at-frontiernet-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Where do I get Tungsten welding electrodes?

Tesla List wrote:
> 
> ----------
> From:  Edward V. Phillips [SMTP:ed-at-alumni.caltech.edu]
> Sent:  Tuesday, March 24, 1998 1:36 PM
> To:  tesla-at-pupman-dot-com
> Subject:  Re:  Where do I get Tungsten welding electrodes?
> 
> "Ed,
> 
> I have a special cut off saw set up with fixtures to cut the tungsten
> studs from full length rod to length within .015" or so. I then grind
> the studs to the same length within .005" on either a surface grinder or
> upright belt sander with holding fixtures.
> 
> Re: Motor end play.
> 
> I would much rather spend a few dollars more for a ball bearing motor
> and be done with it. Neat, clean and sanitary. Long lasting too! Many
> motors only have a shaft exposed on one end, the balls on the ends of
> the shaft are going to rub and wear on the mount or shaft or both. It
> just isn't worth it for me.
> 
> Safe coiling,
> 
> Ed"
> 
>         Is that a pretty big cut off saw?  Haven't had much luck
> trying to cut much smaller tungsten rod with a hand grinded and
> cut off wheel; wheel kept disintegrating.......
> 
>         Agree with the second paragraph.  Method I suggested
> is quick and dirty, but works.  No substitute for the "real
> thing", though.
> 
> Ed

Ed,

The abrasive wheels I use in my cutoff saw are reinforced and 14" in
diameter and 3/32" thick and lasts for hundreds of cuts on 1/4" tungsten
material. 

Ed