7mm RUM and 180 Berger Loads

gamedog

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Aug 16, 2007
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591
Location
Bull Mtns MT
Anybody running this combo? Any recipes for H-1000?
Berger say's starting at 80 with 85.8 as a max.
Any better powders to try out?
 
I had good success with Retumbo & the 180's. US-869 will gain you more velocity but then there is the ball powder issue. You could try it but I wouldn't beat myself up tracking some down.
 
I've seen that the US869 can really get those bullets moving. I'm not to concerned about getting the max velocity, just something accurate and easy on the cases.
I shoot H1000 in my 338/300 RUM and will probably start with it.
7mm 180gr Bergers at 3000fps+ will be a hell of a combo!!
 
Mine loves US869 with the 180 bergers. 99.5 grs. gets me just above the 3350fps mark out of a 30" barrel. I pushed it to 101 gr. @ 3417 fps with accuracy still sub .5, but the load had alittle too much pressure for my likings.
 
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