Case lube shootout

jmorris

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Sep 30, 2005
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Less than laboratory study but I found it interesting. In an effort for all the cases to be the same, I used new Winchester 30-30 brass and an RCBS FL sizer. The spray lubes were used per their instructions, the others using my fingers and a Q tip.

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I used a Lee breech lock press and a Rupala fishing scale to pull the handle, it has a little tab that stays at the max load. I only tested 8 cases, was only going to test 4 but the Dillon one shocked me the first pass, so I did another round of all 4 lubes.

The Imperial took 10 & 8.75 lb to size, 13 & 10.75 to come out of the die and 9 & 7.75 for the expander.

Hornady Unique was 10.7 & 10.3 to size, 9.75 & 8.5 off the body and 9.5 & 8.25 for the expander.

Dillon was 6.5 & 5.5 to size, 5 & 4 off the body and 9 & 7.25 for the expander.

Hornady One Shot was 10 & 8.5 size, 13.25 & 12.25 off the body and 12 & 11.5 off the neck.

One might note that all of the 2nd pass were lower than the first, at some point in there I learned that just holding a smaller amount of force for longer resulted in lower numbers and might be more accurate.

It was also not quite a full size, I stopped the stroke short to not hit the stop, back side of the handle was .010" short from where it is when the linkage hits its stop.
 
Much larger difference than I would have thought in your sample size. I have tried several different things from mustache wax to lanolin and most waxes and soaps worked to size but there was a noticable difference in effort to work the handle. The next thing I am going to try is wire pulling lube with alcohol instead of lanolin. Thanks for posting your test.
 
Dillon makes two different case lubes, one is lanolin based and the other is synthetic.
(Lanolin is for rifle, synthetic is for pistol). My criteria for case lube is how easy it is to remove afterwards. For that reason, I use a lube that’s water soluble.
 
Waiting for STP and RCBS lube pad lube......
Wasn't surprised by the Dillon Lanolin being first in that first group.....and try white mica powder which I like best (so far) inside necks. STP will win hands down in the messy dept.
:)
 
Dillon makes two different case lubes, one is lanolin based and the other is synthetic.
(Lanolin is for rifle, synthetic is for pistol). My criteria for case lube is how easy it is to remove afterwards. For that reason, I use a lube that’s water soluble.
jmorris has a pretty clear picture of the Dillon lube that he used in the test. What method do you use to clean cases with water?
 
I dont think STP is that messy, as it only needs the thinnest if films to work. and id bet real money that it would take the least amount of effort.
 
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