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TheFirearmsForum.com
FOUNDED: February 9, 2001 |
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#1 |
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Member
Join Date: Oct 2011
Posts: 13
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Has anyone tried the sierra 70 grain blitz varmit bullet? what worked best for you? I also got some nosler ballistic silver tip varmint bullets 85 grain with some kind of coating on them,I got them by mistake I wanted the 85 blue tip and the guy gave me these and I never noticed till I was home,too far to return them so I will try and work up a load for them.I am doing 5 shot group ladder tests right now.
thanks Wayne
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#2 |
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Advanced Senior Member
Join Date: Oct 2007
Location: ND, USA
Posts: 2,443
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Are you talking about the 75gr HP (Varminter line)?
I don't see a 70gr .257" in their lineup unless it's an old discontinued bullet. I ran a few of the 75gr HPs through my 25-06 quite a few years ago but they were way too destructive on coyote hides so I stopped using them. It's an accurate bullet out of my Ruger 77 though so I burned up those bullets on range shooting and to make an occasional gopher disappearing act (they would just vaporize!). I was using both IMR4350 and H4831. Both powders pushed the 75gr to 3400-3500fps out of a 24" barrel. The wind pushed it around quite a bit though too. Kinda like 40gr out of a .22-250, once you're out to 300yds even a light wind shoves it all over the place. I"m guessing that the coated ballistic tips that you got are the Combined Technology (Nosler/Winchester) with a black moly coating and a silver tip? If so, you can load em with regular Ballistic Tip data. I've never used them in my own rifles so I can't report any results though. Last edited by Bindernut; 06-21-2012 at 06:20 AM.. |
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#3 |
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V.I.P. Member
Join Date: Apr 2012
Location: Southeastern Ohio
Posts: 147
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I have had the best luck with the Speer 100 gr and the Speer 117 gr. Using IMR4895 i got a 3 shot group about the size of a half dollar out of my NEF Handi Rifle.
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#4 | |
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Member
Join Date: Oct 2011
Posts: 13
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Quote:
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#5 |
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V.I.P. Member
Join Date: Apr 2012
Location: Southeastern Ohio
Posts: 147
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I would imagine if it is a new bullet that Sierra would be able to provide you with loading data with no problems. Just email or call them, im sure they will fix you up.
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#6 | |
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Advanced Senior Member
Join Date: Oct 2007
Location: ND, USA
Posts: 2,443
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Quote:
It's not in the 5th Ed. (5th printing manual either...newest Sierra manual that I've got on the shelf. Maybe you've already got a newer manual that has data listed but otherwise... Like zachp suggested, try contacting Sierra to see if they've got an addendum to their manual that includes data for that bullet/cartridge. Back in the pre-internet days I always had good customer service from Sierra. I haven't contacted them with any questions in quite a few years but I would sure hope that hospitality is still alive and well in Missouri. ![]() |
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#7 |
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Member
Join Date: Oct 2011
Posts: 13
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I phoned sierra,and they said to use the 75 grain data,shot 4 5shot groups today,h4831sc a couple of promising groups will split them,and go up 2 grains at a time either side of original groups.It looks like those 85 nosler silvertip with that black coating might be a winner,back for more testing.
thanks guys |
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