Rust Buster that seems to work

[Mark Rosenkrantz]

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?

Mark Rosenkrantz
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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