I have found primer flattened to be solely determined by hardness of primer and is not a useful pressure sign. Primers in my 6.5prc will almost no flattening at pressures you should be avoiding....
Type: Posts; User: Makros
I have found primer flattened to be solely determined by hardness of primer and is not a useful pressure sign. Primers in my 6.5prc will almost no flattening at pressures you should be avoiding....