About powder for 50 bmg
Make use of a stabilizing chemical to enhance the lifetime of the smokeless propellant. This “stabilizer” reacts With all the acid to decelerate the decomposition method. Pat's has that 20mm WC868 powder now also. I have located it really works rather nicely with lighter bullets inside the 647gr spot. 225gr of 868 using an M33 ball or Lehigh 6