On 3/15/2018 11:17 AM, Ralph Mowery wrote:
# In article <p8buao$hd0$
1@news.albasani.net>, "frank "@frank.net says...
# # Very interesting. I googled this up:
# #
# #
http://blog.westernpowders.com/2015/08/powder-position-and-pressure/
# #
# # It may appear powder too close to the bullet can cause highly reduced
# # pressure.
# #
# # I've been reloading light plinking loads of .357 mag and .44 mag with
# # Tite Group which comes no where near filling a case but have never seen
# # a problem.
# #
# #
# #
#
# I have not tried it as I don't use very light loads in any of my guns,
# but I did read about some shooters had their ammo disqualified for some
# matches. I have never checked it ,but the only light load I use is some
# 38 special 148 ge wadd cutters with about 2.8 gr of Bullseye. That still
# takes up much of the case capacity.
#
# I am not into it,so may be way off on the numbers. One match seems to
# have 2 classes. A minor and major power factor. The weight of the
# bullet and the velocity has to equal so many foot pounds to make the
# major class which should be a more realistic combat load instead of
# lighter target loads.
#
# Seems that the load was worked up by a shooter and was fine at his
# range. Took the ammo to a competition shoot and he fired a round over
# the chronograph. It was too low in velocity to make the major class.
# After doing some checking, it was determined if the gun was pointed up
# and slowly brought to level to shoot the velocity was much higher than
# if the gun was pointed down and then brought level.
#
#
# Have you ever fired your loads over a chronograph and tried holding the
# gun up and then down ? Would be interisting to know if you see the
# effect or not.
#
#
I don't shoot competitively but would try your chronograph experiment if
I had one. I did have two of them that I shot and ruined. The first
was in my basement with an arrow.
I used to load all near max but was getting terrible leading. My light
loads leave barrels practically lead free.
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