[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Copper toroid



Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com> 

I've seen steel wool to cause plastic to rust. A simple wipe down may do it,
but will probaly inadvertently deposit body oils on it causing rather quick
corrosion to the copper.

---Eric
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, May 14, 2004 1:38 PM
Subject: Re: Copper toroid


 > Original poster: "Richard Modistach" <hambone-at-dodo-dot-com.au>
 >
 >
 > <<i've been a plumber for twenty five years and i do not care what you do
to
 >  > copper it will not rust >>
 >
 > i agree 100%
 > rust is a specific term given to
 > ferric compounds but is simply a type of
 > metallic oxidation\corrosion.
 > surface copper corrosion occurrs over time
 > after polishing with steel wool, a wipe down
 > to get rid of any wool 'micro' particles left on
 > the copper that may rust solves any problems,
 > steel wool causing copper to rust is an old wives tale.
 > i've also been buffing all types of stainless steel
 > with mild steel wire brushes for as long as i can
 > remember and never had any rust occurr, surface
 > or otherwise.
 > having said that, steel wool is a poor choice for
 > polishing, a chemical and mechanical cutting
 > compound like brasso in aus. (*god only knows
 > what it's called in the u.s.)or a straight chemical
 > cutting compound like tarnoff (* see above) is
 > far better, the brasso(* see above) needs elbow
 > grease and will do wonders for aluminium too.
 > tarnoff can be wiped on and wiped dry.
 > i'll be using a 6\18" exhaust donut as the toroid
 > copper plated  and polished to a mirror finish.
 > my primary and strike ring will be the same.
 > rubbing with steel wool will remove the polish and
 > take it back to a satin finish. tarnoff will do the same.
 > only brasso and elbow grease or a buffing wheel
 > will mirror it.
 >
 > regards
 > richard
 > aus
 >
 >
 >
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Friday, May 14, 2004 7:52 AM
 > Subject: Re: Copper toroid
 >
 >
 >  > Original poster: "bill wilson" <wtw-at-tampabay.rr-dot-com>
 >  >
 >  > i've been a plumber for twenty five years and i do not care what you do
to
 >  > copper it will not rust
 >  > ----- Original Message -----
 >  > From: "Tesla list" <tesla-at-pupman-dot-com>
 >  > To: <tesla-at-pupman-dot-com>
 >  > Sent: Wednesday, May 12, 2004 11:59 PM
 >  > Subject: Re: Copper toroid
 >  >
 >  >
 >  >  > Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com>
 >  >  >
 >  >  > Do not steel wool copper unless u plan to solder the surface. IT
WILL
 >  > RUST!
 >  >  >
 >  >  > ---Eric
 >  >  >
 >  >  > ----- Original Message -----
 >  >  > From: "Tesla list" <tesla-at-pupman-dot-com>
 >  >  > To: <tesla-at-pupman-dot-com>
 >  >  > Sent: Wednesday, May 12, 2004 4:06 PM
 >  >  > Subject: Re: Copper toroid
 >  >  >
 >  >  >
 >  >  >  > Original poster: robert & june heidlebaugh
 >  > <rheidlebaugh-at-desertgate-dot-com>
 >  >  >  >
 >  >  >  > Copper works very well.  Copper costs. it anneals easy , polishes
 > with
 >  >  > steel
 >  >  >  > wool and holds its color when laquered.. and solders well. It can
be
 >  >  > turned
 >  >  >  > on a lathe, pressed or hammered into shape. Anything Al can do Cu
is
 >  >  > better.
 >  >  >  >     Robert   H
 >  >  >  > --
 >  >  >  >
 >  >  >  >
 >  >  >  >  > From: "Tesla list" <tesla-at-pupman-dot-com>
 >  >  >  >  > Date: Tue, 11 May 2004 07:15:54 -0600
 >  >  >  >  > To: tesla-at-pupman-dot-com
 >  >  >  >  > Subject: Copper toroid
 >  >  >  >  > Resent-From: tesla-at-pupman-dot-com
 >  >  >  >  > Resent-Date: Tue, 11 May 2004 07:29:12 -0600
 >  >  >  >  >
 >  >  >  >  > Original poster: Cody Carse <cac619-at-earthlink-dot-net>
 >  >  >  >  >
 >  >  >  >  > Does anyone forsee any problems with using copper as the
material
 >  > for
 >  >  > my
 >  >  >  >  > toroid. I found some thin copper sheets in my garage I would
like
 > to
 >  >  > make a
 >  >  >  >  > toroid out of. I have never seen it used but maybe that's just
 >  > because
 >  >  > Al
 >  >  >  >  > is cheaper. Thanks
 >  >  >  >  >
 >  >  >  >  > Cody
 >  >  >  >  >
 >  >  >  >  >
 >  >  >  >
 >  >  >
 >  >  >
 >  >  >
 >  >
 >  >
 >  >
 >
 >
 >


---
Outgoing mail is certified Virus Free.
Checked by AVG anti-virus system (http://www.grisoft-dot-com).
Version: 6.0.665 / Virus Database: 428 - Release Date: 4/21/2004