[GreenKeys] is this stuff any good?yes, no ? Kano's -, Kroil unruster

Ed Sharpe Archivist for SMECC via GreenKeys greenkeys at mailman.qth.net
Sat Jun 6 14:25:38 EDT 2015


OK  thanks!
 
Ed#
 
 
In a message dated 6/6/2015 8:43:32 A.M. US Mountain Standard Time,  
k1lky68 at gmail.com writes:


On  Jun 5, 2015, at 5:32 PM, Ed Sharpe Archivist for SMECC via GreenKeys  
<greenkeys at mailman.qth.net> wrote:

> IS POWER STEERING  FLUID  GOOD  FOR TTY LUBE?

Absolutely not.  Power  steering fluid is meant for completely different 
service.

There have  been reports of a penetrating fluid home made recipe with 50-50 
Automatic  Transmission Fluid and Acetone.  I tried that once and the 
acetone and  ATF did NOT mix or dissolve in each other.  It’s quite possible that 
the  original tests were done with an earlier type of ATF than what I had.  
 Prior to that I had never run in to any liquid that acetone would not 
dissolve  in.

The original report appeared in the magazine Machinists Workshop  (details 
below, from the antique tractor list, the members of which deal with  really 
rusty stuff). The reported results show the ATF and Acetone mixture to  be 
significantly better than any other product tested.  Mine did not  work.

By the way I did that test in an attempt to get the knob set  screws loose 
on an RBB receiver.  They are still stuck. I’ll try Kroil  next.

By the way #2:  The toughest thing I had to unstick in a  Model 15 teletype 
was an actuator bar at the bottom of the mechanism that was  involved in 
the shift-unshift action.  The bar had a sleeve on one end  that pivoted on a 
shaft about 5/8 inch long.  No attempts with oil or  penetrating fluid 
(likely liquid wrench) freed the thing up.  I had to  hammer a jack knife blade 
between the end of the sleeve and the shoulder of  the shaft to get it to 
move. Once freed up and lubricated, it ran like  new.  NOTE: The fellow who 
sold me that machine had said “OH, I kept it  running nicely with WD-40”!  
When he said that, I *nearly* refused to buy  the thing.

Roy




Antique Tractor mailing list  post:.  
Note that the reported results are in units of force, not  torque, but we 
should forgive them for that.

From:    gdotsly at watchtv.net
Subject:     [AT]  Penetrating Oil Test
Date:     April 12, 2010  9:33:40 AM EDT
To:      at at lists.antique-tractor.com
Reply-To:      at at lists.antique-tractor.com

Friend of mine sent this  interesting test result.  Gonna have to  
try it. Could have used  it this morning.

Gene

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.

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.

Roy  Morgan
k1lky68 at gmail.com
K1LKY Since  1958

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