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Rifles, Reloading, Optics, Equipment
Reloading
redding micromiter die question
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<blockquote data-quote="barefooter56" data-source="post: 1096425" data-attributes="member: 85389"><p>harleybug,</p><p>The reason is that the seating stem will split in some cases. IF your rifle is accurate with the 105% fill ratio ( which is an approximate not absolute) then use a log drop tube in conjunction with some type of vibratory device ( old electric tooth brush?) to pack the powder charge tighter in the cartridge case. Also the 105% approximate fill ratio is based on a magazine length round so depending on weather the rifle action is long or short the round MAY not fit or cycle through the magazine depending on the seating depth where you find an accuracy node. The farther you seat the bullet out. The more capacity you add to the cartridge case which MAY get you to where the load is not compressed any more. Find your seating depth accuracy node at the lowest powder charge listed for the bullet/powder/cartridge combination you are testing. Then work your load back up in 1/2 grain increments until you get to 2 grains below MAX then reduce to 1/10th grain increments. All the while you will be checking for pressure signs and your accuracy. I know this is conservative but its for safety reasons. In short the 105% fill ratio MAY not be an issue. Only testing will give you the answer.</p></blockquote><p></p>
[QUOTE="barefooter56, post: 1096425, member: 85389"] harleybug, The reason is that the seating stem will split in some cases. IF your rifle is accurate with the 105% fill ratio ( which is an approximate not absolute) then use a log drop tube in conjunction with some type of vibratory device ( old electric tooth brush?) to pack the powder charge tighter in the cartridge case. Also the 105% approximate fill ratio is based on a magazine length round so depending on weather the rifle action is long or short the round MAY not fit or cycle through the magazine depending on the seating depth where you find an accuracy node. The farther you seat the bullet out. The more capacity you add to the cartridge case which MAY get you to where the load is not compressed any more. Find your seating depth accuracy node at the lowest powder charge listed for the bullet/powder/cartridge combination you are testing. Then work your load back up in 1/2 grain increments until you get to 2 grains below MAX then reduce to 1/10th grain increments. All the while you will be checking for pressure signs and your accuracy. I know this is conservative but its for safety reasons. In short the 105% fill ratio MAY not be an issue. Only testing will give you the answer. [/QUOTE]
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Reloading
redding micromiter die question
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