Penetrating Oils tested

Jim Stewart js at strappe.com
Thu Apr 15 15:12:49 PDT 2010


 From the MC-Chassis-Design list:


-------- Original Message --------
Subject: [MC-CHASSIS-DESIGN] Fw: Penetrating Oil
Date: Thu, 15 Apr 2010 22:04:22 +0200
From: Guy <guy.hockley at skynet.be>
Reply-To: MC-CHASSIS-DESIGN Mailing List <mc-chassis-design at micapeak.com>
To: <mc-chassis-design at micapeak.com>



Subject: [MHml] Penetrating Oil

 > But I think most will excuse the bandwidth given the value of the
 > information and the fact that we _all_ use the stuff ..... assuming 
always
 > that its true
 > -------------------------------------------------------
 > Penetrating Oils Compared
 >
 > Machinist's Workshop magazine actually tested penetrants for break
 > out torque on rusted nuts. Significant results! They arranged a 
subjective
 > test of all the popular penetrants with the control being the torque
 > required to remove the nut from a "scientifically rusted" environment.
 >
 > Penetrating oil ..... Average load
 >
 > None ..................... 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 was a "home brew" mix of 50 - 50 automatic
 > transmission fluid and acetone.   **** See addendum below ***
 >
 > Note the "home brew" was better than any commercial product in this
 > one particular test. A local machinist group mixed up a batch and all now
 > use it with equally good results. Note also that "Liquid Wrench" is 
about
 > as
 > good as "Kroil" for about 20% of the price.
 >



**** Addendum:

From: Michael Moore <mmoore at eurospares.com>
Reply-To: MC-CHASSIS-DESIGN Mailing List <mc-chassis-design at micapeak.com>
To: MC-CHASSIS-DESIGN Mailing List <mc-chassis-design at micapeak.com>
References: <D9ED31AC4E3E4E4C9B2079C298E85B1A at vardo>

FWIW,

"However, there was some confusion. The author said ATF-Acetone mix
-- but in reality it was power steering fluid. In fact, the picture in the
magazine which displayed all the products actually shows a bottle of
power steering fluid -- not ATF."

cheers,
Michael



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