Rust Buster that seems to work
bob at chips-ur-s.com
Wed Nov 30 08:47:33 PST 2011
Aha! Another experiment suggests itself. ;-)
BTW, if you aren't already familiar with it, acetone is highly flammable.
At 11:42 AM 11/30/2011, Mark Rosenkrantz wrote:
>Now (grunt, grunt).... Now THAT is a man's cocktail!
>I've heard this before and keep meaning to try it. Will it
>penetrate via spray, or is dipping the only option?
>Typos sent from my iPad
>On Nov 30, 2011, at 10:40 AM, TWFAUST at aol.com wrote:
> > While browsing a machinist's blog, I came across an article testing the
> > effectiveness of all the commercial rust busters, Kriol, PB
> Blaster, Liquid
> > Wrench, etc. Surprisingly, the best commercial product was
> "Liquid Wrench",
> > but the absolute winner was a 50-50 solution of Acetone and Transmission
> > fluid.
> > I decided to test it out on a pair of convertible latches from a
> > 250sl. The screw portions were frozen solid. I had tried
> PB Blaster and as much
> > heat as I thought the chrome would bear. They had resisted all my efforts
> > and were still frozen solid. I mixed up the acetone/tranny fluid combo (I
> > used Type F, because I believe that to be without synthetics. For
> all I know,
> > synthetics might be better). I soaked the latches for about 24 hours,
> > clamped them in a vice and tapped them with a hammer. They broke
> free. I had
> > attempted clamping and tapping before with no noticeable effect.
> > So, I guess I am converted to acetone/tranny fluid. A note on my
> > observations, the material that came out of the threads was
> black, rather than brown
> > as one would expect from rust. This leaves open the possibility that the
> > problem was calcified grease. Nonetheless, the commercial
> products failed and
> > the acetone mixture worked. All the cautions associated with acetone
> > should be observed.
> > Tom Faust
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