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Unread 09-05-2002, 08:14 PM   #1
Artsi
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Post resize with less effort

A friend of mine has found a quick and easy way to lube couple hundred cases in 30 seconds.

Take ordinary plastic carrier bag, squirt plain regular gun oil on one side of it (heh,,, inside of course). Smear it around a little bit. Pour maybe like 500pcs of brass at maximum in the bag. Seal bag and externally ram the lot around the bag. 30 secs later pour the lot into your favourite container, ready for reload.
NOTE - you actually need surprisingly small amount of lube. Brass does not need to be dripping oil. It'll be enough if you can just barely make the difference between completely dry and treated brass. That'll be just fine.

Why oil them, you may have the allmighty carbide resizer die.

I've pushed a ton of brass through carbide dies - unlubricated. No big deal, just takes a bit extra effort.
Give this lubie thingy a chance - see if you ever fancy to resize dry anymore.

Besides, in some fired brass that has swollen beyond specs, a material 'transfer' can be detected when resized dry. Oil will help here.


I'd like to use this opportunity to stress the importance of _not_ shooting ammo in any gun that still has some lube residue in it.
What this does is this. As pressure rises in cartridge, it swells a bit. Cartridge will (most times) for mere fraction of a second swell enough to jam itself in chamber. As pressure drops, brass will release it's grip on chamber walls. This will significantly lessen mechanical stresses seen by locking mechanism behind cartridge. Any oil here will not create momentary jamming phenomena, thus all recoil energy is transmitted down the line.
If in doubt - just lube 30-06 rifle case with resizing oil and fire away. Closely examine the case base. You'll see pretty hefty contact with case base and bolt head.


-Artsi
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