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my 284 winchester ammunition is resized and has one thousand or less neck run out when i load the bullet with two different seaters i get 6 8 even 10 thousands run out...whats the next step to correct this issue
thanks
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I squared my dies to my press and it helped a bunch.
When I die I hope I don't start voting democrat.
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Joined: Dec 2012
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Campfire Regular
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Campfire Regular
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Make sure the seating stem fits the tip of the bullet correctly. Helps to seat bullet halfway then turn case 180 and finish seating.
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Campfire Ranger
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Campfire Ranger
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Die quality. I'm going strictly Redding these days.
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Joined: Aug 2010
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Campfire 'Bwana
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Campfire 'Bwana
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my 284 winchester ammunition is resized and has one thousand or less neck run out when i load the bullet with two different seaters i get 6 8 even 10 thousands run out...whats the next step to correct this issue
thanks Generally if you arent setting your die up properly, it will induce run-out problems. If this is happening with 2 different die sets, you may want to change your die set up procedure.
I try to stick with the basics, they do so well. Nothing fancy mind you, just plain jane will get it done with style. You want to see an animal drop right now? Shoot him in the ear hole. BSA MAGA
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Joined: Aug 2010
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Campfire 'Bwana
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Campfire 'Bwana
Joined: Aug 2010
Posts: 48,087 Likes: 6 |
Die quality. I'm going strictly Redding these days. I go cheap azzed RCBS and never have an issue keeping TIR at or under. 003".
I try to stick with the basics, they do so well. Nothing fancy mind you, just plain jane will get it done with style. You want to see an animal drop right now? Shoot him in the ear hole. BSA MAGA
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Campfire Tracker
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OP
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one die is a forster bench rest seater with the sleeve the pther is a lee seater not the best but i can usually get 3 thou or less with them i loaded up some 25-06 earlier with a forster seater and had no problem getting 1 thou or less run out so i dont see my set up as an issue
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Joined: Nov 2006
Posts: 3,657
Campfire Tracker
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Campfire Tracker
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Normally the Forster Bench Rest seater dies are awesome and don't induce additional run-out. my thoughts are that you must be running way too much neck tension..........how are you sizing them ???????????
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Joined: Jan 2001
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Campfire Ranger
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Campfire Ranger
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Inconsistent neck wall thickness can be an issue, and is something most loaders never consider. Necks of fired cartridges from a true chamber and sized brass may register perfectly when measured on the exterior surface, and be all over the place in the interior. Shove in a slug, and all that variation will express itself.
Measure ones cartridge necks after each step in ones loading procedures. That will capture the event or source on your issue.
My solution was to simultaneously ream and outside turn the brass that had obvious issues.
Last edited by 1minute; 05/18/20.
1Minute
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Campfire Outfitter
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Campfire Outfitter
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I squared my dies to my press and it helped a bunch.
How do you go about doing that?
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PRESIDENT TRUMP 2024/2028 !!!!!!!!!!
Posted by Bristoe The people wringing their hands over Trump's rhetoric don't know what time it is in America.
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Campfire Regular
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Campfire Regular
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Mule deer has posted/ wrote a few articles on how to minimize run out. I have adopted his recipe and it works well for me. I have reduced my run out to under .002 but so far I have only used it for 308 win loads. My equipment is standard Redding dies,and Lee collet die. All loaded on an RCBS turret press. Fed, GM brass, annealing every other loading, candle method. Nothing fancy, but it works for me.
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Joined: Dec 2006
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I squared my dies to my press and it helped a bunch.
How do you go about doing that? I remove the shell holder and use a piece of good flat stock. With the die in the press but loose I raise the ram and get the flat stock on the bottom of the die so it takes out all the thread slack. I then tighten my lock ring to the press slightly and secure the ring to the die with the lock stud. Drop the ram and carefully remove the die and finish tightening the stud on the ring, I prefer the Hornady rings. I had a 223 die that would give large run out numbers and this took care of it.
When I die I hope I don't start voting democrat.
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Joined: Aug 2007
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Campfire Regular
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Campfire Regular
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B. Thanks for that info. I have not heard of that process before, Interesting! Thanks
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