Removing stuck fasteners

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Machinist's Workshop magazine actually tested penetrants for break out torque on rusted nuts. 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.
 
Machinist's Workshop magazine actually tested penetrants for break out torque on rusted nuts. 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
+
{| class="wikitable"
 +
|-
 +
! Penetrant !! Average load
 +
|-
 +
| None || 516 lbs.  
 +
|-
 +
| WD-40 || 238 lbs.  
 +
|-
 +
| PB Blaster || 214 lbs.  
 +
|-
 +
| Liquid Wrench || 127 lbs.
 +
|-
 +
| Kano Kroil || 106 lbs.
 +
|-
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| ATF/acetone mix || 53 lbs.
 +
|}
  
*None ..................... 516 pounds
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The ATF/acetone mix was 50/50 automatic transmission fluid and acetone. Liquid Wrench is shown in this test to be about as good as Kroil for about 20% of the price.  
*WD-40 ............. 238 pounds
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*PB Blaster ............. 214 pounds
+
*Liquid Wrench .. 127 pounds
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*Kano Kroil ............ 106 pounds
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*ATF-Acetone mix....53 pounds
+
 
+
The ATF-Acetone mix was a "home brew" mix of 50 - 50 automatic transmission fluid and acetone. "Liquid Wrench" is shown in this test to be about as good as "Kroil" for about 20% of the price.  
+
 
Info from [http://www.hotrodders.com/forum/a-1558916-singlepost32.html here].
 
Info from [http://www.hotrodders.com/forum/a-1558916-singlepost32.html here].
  

Revision as of 18:16, 22 May 2012

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