| Re: [GMCnet] Penetrating oils [message #194742 is a reply to message #194670] |
Thu, 03 January 2013 19:50  |
powerjon
Messages: 2446
Registered: January 2004
Karma:
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Senior Member |
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Michael,
Did a test here for the net early last year, here are the photos of the test. Some were unsure on which fluid to use.
<http://www.gmcmhphotos.com/photos/g5305-loosening-rusted-bolts.html
JR Wright
78 Buskirk Stretch
Michigan
On Jan 3, 2013, at 7:25 AM, Michael Schultz <mschultz2002@chartermi.net> wrote:
>
>
> GMC Enthusiasts
>
> Got this from a friend this morning as a forward in an email. Very interesting and something that may be useful to us. I do not know who did the testing or it's authenticity.
>
> Michael Schultz
> 1977 Palm Beach 403
> Maple City MI
>
> Penetrating Oils
> Machinist's Workshop magazine
> recently published some information on various penetrating oils that I found very interesting.
> Some of you might appreciate this. The magazine reports they tested penetrates for break out torque on rusted nuts.
>
> They are below, as forwarded by an ex-student and professional machinist.
> They arranged a subjective test of all the popular penetrates with the control being the torque required to remove the nut from a
> "scientifically rusted" 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 automatic transmission fluid and acetone.
> Note this "home brew" released bolts better than any commercial product in this one particular test.
>
> Our local machinist group mixed up a batch and we all now use it with equally good results.
> Note also that "Liquid Wrench" is almost as good as "Kroil"
> for about 20% of the price.
>
> Steve from Godwin-Singer says that ATF-Acetone mix is best, but you can also use ATF and lacquer thinner in a 50-50 mix.
> *ATF=Automatic Transmission Fluid
>
>
>
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J.R. Wright
GMC GreatLaker
GMC Eastern States
GMCMI
78 30' Buskirk Stretch
75 Avion Under Reconstruction
Michigan
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