I just received a new case cleaning machine from Thumlers. I got the Model B High Speed and use Stainless pin media with Lemi shine and Dawn dish soap. I had been using a Thumler vibratory tumbler with corn cob media & case polish for years and yes, it gets the cases clean on the outside, but the inside and the primer pocket never got the crud out. (even after 8 hours of tumbling!) This new “wet” tumbler is simply the best thing I have ever used for cleaning the brass cases before reloading. It cleans the outside (even the really cruddy range brass), the primer pockets and the inside of the case to spotless squeaky clean.Might have to give it a try.
Before I was using a brass brush to remove the carbon from the necks so it wouldn’t damage the expander in the die, and using a primer pocket cleaner to remove most of the heavy primer residue from the primer pocket. Now its just clean directly after tumbling. No additional steps needed. Here is what I do and if anybody else has any experience or suggestions with this type of tumbling I’d love to hear it.
Then I lube the cases, size them, and trim them & run them through again using the same process above for about 2 hrs. to remove any case lube or brass shavings. Then they dry again and its prime, powder, bullet, bang! Then do it all over again.
- Fill the tumbler with 5 lbs. of Stainless Media
- Fill the tumbler with just under 1 gallon of the hottest water I can get from the faucet
- Put in 2 tbs. of Dawn dish soap
- Put in 1 tsp. of Lemi shine
- Put in about 50 or so cases depending on the size (I use 8mm Mauser, 7.62x54R, 8x56RS)
- Assemble the gasket, cover panel, and thumb screws
- Run it on the machine for 4 hrs.
- Remove the brass from the drum and dump the media out of the case as I remove it (make sure the media comes out, it’s a B*&ch to pick up out of the sink)
- Rinse the brass with clear water
- Towel dry and then let air dry to make sure the water is out of the inside of the case
Honestly the brass looks new when its done in the tumbler and it is well worth the investment. I got mine for about $220 delivered with the media and the machine. Lemi-shine is $3.50 a container and the Dawn I stole from the Wife.. (sorry honey…)
Anyway, I just started with this new thingy and would welcome any advice. I'll try and post some Pic.'s of the cases when i can.
Cheers,
Mauser
2012-12-05
Case Cleaning
Found on the Appleseed forum:
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