RCBS lube on the fingers, SB die without spud. LC MG brass, half way, rotate, another half. Then full stroke and hold a couple seconds to cool, rotate & repeat. I want no spring back and the shoulder set correctly. Had one slam fire, no more.
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RCBS lube on the fingers, SB die without spud. LC MG brass, half way, rotate, another half. Then full stroke and hold a couple seconds to cool, rotate & repeat. I want no spring back and the shoulder set correctly. Had one slam fire, no more.
This is good info.
So far, I have only made one dummy boolit with all the dies (resize, expand, seat) so I can test my cast boolits in my rifle for function.
Life is getting in the way of me actually shooting my cast boolits, so it's gonna be a few weeks before I can actually run some of them down range.
Glad you found the problem. I've never used Lee lube so I've had no experience with it. I've only had one set of Lyman dies and they worked ok, no complaints there.
Great answers and even though you found part of the solution there are other things that you can do to make it better. One is to polish the expander ball with 500-800 grit wet or dry. That especially helps as the ball is pulled out of the neck. You don’t want to reduce the size of the ball; just make it smooth. Follow Osteodoc’s recommendation for positioning the decapping pin after polishing the ball. If with any cartridge either spray lanolin or Imperial doesn’t do the job try straight undiluted lanolin. It works very well for difficult cartridges like the S&W .500 and magnum rifle cases.