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bullets
08-18-2012, 04:15 PM,
#1
bullets
i do not have a slug gun, but admire this type of shooting greatly.
i understand how these guns are loaded and why, but have always wondered this.
how much less accuracy is obtained if a bullet patched to bore diameter is used as in bpcr? thinking a well sealing wad between powder and bullet would be useful here.
also, did doc pardee use bore or groove diameter bullets, and were they gg or pp?
keep safe,
bruce moulds.
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08-19-2012, 04:31 AM,
#2
RE: bullets
All of todays BPCR GG bullet shooters are using groove diameter bullets I believe. Back in the eighties and nineties, the Canadian BPCR shooters used GG and PP bore diameter bullets to very good effect from 200 to 1000 yards. They were very hard to beat. From my experience it takes more than a good sealing wad to obtain good accuracy and to stop leading. I did try some very thick wads in my 38/55 thinking they might seal well. Didnt get any leading or target accuracy with them.

Joe.
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08-20-2012, 02:52 AM,
#3
RE: bullets
joe,
thanks for the reply.
i agree the wad should not be relied on as a gas seal
i was thinking more that the base of the bumped up bullet would be fully protected as compared to a bore diameter wad.
i can't see why a bore dia pp bullet would not shoot well out of a slug gun, but as no one does it, it is probably not the best. if they bump up in a cartridge gun, they should also in a slug gun.

what type of bullets doc pardee used is still of great historical interest. as is his loading and cleaning technique.

keep safe,
bruce.
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08-23-2012, 12:10 PM,
#4
RE: bullets
British long range muzzle loading match rifles of the 1860/70s typically used bore diameter paper patched bullets, with shooting out to 1200 yards. Such still work fine today. Although some of these rifles were equipped with false muzzles, they were really nothing more than muzzle protectors cutting down on wear from loading and cleaning rods.

See my web site: http://www.researchpress.co.uk/targetrifles/index.htm

David
www.researchpress.co.uk - www.facebook.com/researchpress
Firearms, long range target shooting and associated history
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08-25-2012, 08:52 PM,
#5
RE: bullets
I use a bullet in a .56 caliber slug rifle that, when patched, rides down on top of the lands to the breech. I do not use a wad. The bore on this rifle has a noticeable degree of choke, and it is my understanding that all serious target rifles in the US that used a bullet were lapped with a choked bore. There may of course be exceptions to this, but not many, methinks. I use .0025 thich paper, and once the guide starer gets the bullet through the choke, I can push the bullet through the bore with the pressure of my pinky finger. When I touch 'er off, the bullet obturates nicely into the rifling, and all goes as it should. I can't comment on the long range rifles from the UK, though, as other than watching them being used at the International Matches in Canada.
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