Home Forums Reloading Big Game Rifles IMR 7977 discontinued does it mean a temperature stable IMR 7828?

30 years ago…..IMR 7828 was not temp stable when I cold weather tested it in a 270 with 150g NPt’s.

And yes, IMR 7977 was quite stable in a 270 with 160g NPt’s when I tested it almost 3 years ago. And that combo is very accurate in a pair of 270’s I loaded for.

I don’t shoot and hunt a lot with the 160’s, but have enough 7977 to keep me going for a number of years. Then I guess it will be back to good ‘ol H4831– which I have a ton of…..