Quote:
Originally Posted by aardvaark
A friend of mine swears by the cheap Winchester white box ammo in his 223 as well as the 22-250. Haven't tried the 223 but I tested it in the 22-250. 2 out of 10 of them 'vaporized' - shrapnel hit the paper and not a bullet. I was running it over a chrony as well and there was a fps spread from 3800 to 4150.
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in the rifle that the bullets are coming apart, does it have a faster than usual twist rate? The increased centrifugal forces from a fast twist rate could pull a lightly constructed bullet apart.