Might help if you share something about your sizing criteria.
I've been loading for too many years to mention. Started with the original RCBS lube. Very easy to apply too much and get dents from excess lube, very difficult to remove.
Next I tried the Lee case lube. Again, challenging to apply uniformly, easy to remove, but since it is water based it can cause your dies to rust. Learned this the hard way.
More recently I've tried most of the usual lubes and some different ones.
- Imperial is an outstanding lube. If I am setting up a die, doing some case reforming or other challenging sizing I am liable to use it. But case to case application can be inconsistent (which equates to variations in case head to datum). Slow to apply and slow to remove.
- Used 5w-20 full synthetic motor oil for several years and tens of thousands of rounds, mostly 223. Doesn't take much, you can run a dry case in a die that has been sizing brass lubed with the oil and not stick the case. Comes off reasonable easy in corn cob media.
- Haven't tried it yet, but the lube for pulling electrical cable is on my list to try.
- Started using Boot Leg case lube (6:1 ratio with Iso Heet and liquid lanolin). If I really soaked the cases, it is possible to cause a very small lube dent. I tried 12:1 and that is what I have been using the past several years. I've never had a lube dent no matter how much I spray on. I can size them immediately after spraying while still wet and it lubes just as well. I came up with a way to very uniformly apply it. My case head to datum dimension are extremely consistent. Cheap and easy to remove. No downside in my view.
How I apply Boot Leg (I tumble in fine 20-40 sieve size corn cob for 30 minutes to remove it)
And oh yeah, I spray the body, shoulder and neck. I spray and roll them around in the pan.
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