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Old May 12, 2014, 07:28 AM   #14
stubbicatt
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Join Date: September 15, 2007
Posts: 1,707
I have 2 or 3 of the PPM I used for years, with the usual complaints of ball powder leakage. I have owned the Hornady, Redding, Lyman, RCBS, Lee Autodisc and now a Harrell's. None has been repeatable within .1 grain other than the Harrell's.

Using Ramshot TAC, it is spot on, at least for those charges I double checked with the powder scale.

Maybe I just have a good one or something. I have not tried it with pistol powders, however. Also, it doesn't leak.

I only wish I had the money now which I spent on those other measures before settling on the Harrell's.

One can get the PPM to work well, and it is suitably accurate using a technique that one can develop to get it to do so. I found that using the short stick powders, and the die setup that Lee sells to adapt it to your press to dispense powders on the upstroke, it was probably most consistent, especially if you raised the ram slowly to (it seemed to me at least) help prevent bridging in the spout/nozzle/funnel on the bottom.
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