Quote:
Originally Posted by lebomm
I was able to reduce the leading in my M13, M15, and NMBH by seating a sized, inverted gas check behind the bullet. IMO, it acted like the W-W "Power Piston" wad in their shotshells, keeping the high-pressure gas behind the bullet, away from bullet-bore interface. I even found a few of the gas checks, blown flat with powder-side blackened, bore-edge rifled, and bullet-face clean. Same trick worked for .375/.38-55 WCF.
Kinda unscientific, I know, but it worked for me.
Larry
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Sometimes the the "unscientific " way works just fine !
I don't know why I never thought of the gas check idea , I have several moulds that are cut for GC and use them regularly.
Learned something new today... Thanks Larry , good one !
Gary