Fred,
Very interesting!
My questions: is there a way to relate this information to separating
corroded Aluminum? Guess I'll be trying the homebrew ATF-Acetone mix next
time to separate Al tubing.
Ray,
N6VR
On Sun, Apr 13, 2014 at 6:38 PM, Fred Sanborn <cc-6569@comcast.net> wrote:
> Maybe now is a good time to post this information I have found useful
> concerning penetrating liquids. Maybe it will help with the boom
> dis-assembly.
>
> Machinist's Workshop MagT published some information on various
> penetrating oils that I found very interesting. Some of you might
> appreciatethis. The magazine reports the break out torque values on rusted
> nuts using the tested penetrating oils.Results are below, as forwarded by
> an ex-student and professional machinist.They arranged a subjective test of
> all the popular penetrates with thecontrol being the torque required to
> remove the nut from a "scientificallyrusted" environment.
>
> *Penetrating oils ....Average torque load to loosen*
> No Oil used .................. 516 pounds
> WD-40 ........................... 238 pounds
> PB Blaster .................... 214 pounds
> Liquid Wrench ............ 127 pounds
> Kano Kroil .................... 106 pounds
> ATF*-Acetone mix......... 53 pounds
>
> The ATF*-Acetone mix is a "home brew" mix of 50% - 50% by volume
> automatictransmission fluid and acetone. Note this "home brew" released
> bolts betterthan any commercial product in this one particular test.Our
> local machinist group mixed up a batch and we all now use it withequally
> good results.
> Note also that "Liquid Wrench" is almost as good as "Kroil" for about 20%
> ofthe price!Steve from Godwin-Singer says that the ATF*-Acetone mix is
> best, but you canalso use ATF* and lacquer thinner in a 50-50 mix.
> *Automatic Transmission fluid
>
>
> 73, Fred KG9X
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