Thread: Incremental load test anomalies

Originally Posted by Rated M for Magnum

Sometimes brass can be the culprit, weight sorting can help as often the heavier cases can have a lower internal capacity creating higher pressure.

It's been found that differences in the average mass the mass of the case often comes down to the extraction groove cut on a rimless case which has no effect whatsoever, you'd need to be measuring H20 capacity on each case to be sure, and...

Originally Posted by Waimauku

finally cracked it with a 308 load,had some acceptable results in the past but this was more consistent than anything before.
Almost afraid to go back to the range in case I blow it.

If a .308 does not shoot a 175 SMK seated to 2.8" COAL with 40 odd grains of Varget or similar, it's time to sell the rifle