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Bullet won't fit

Posted: 19 Jul 2020 14:34
by killian6pk
I decapped 250 9mm cases using the Lee universal decapping die. I tried a bullet in several cases and they seem way to loose for the bullet. So I figured I needed to use the resizing die that came with my Lee 9mm 4 die set. After setting that die (decapping die) and trying a few cases the bullet will not go in at all. I am using a (I think plated bullet). Am I not doing something correctly? I set the 9mm die to just touch the shell holder as the instructions said.

Re: Bullet won't fit

Posted: 19 Jul 2020 16:37
by horseman
killian6pk wrote:I decapped 250 9mm cases using the Lee universal decapping die. I tried a bullet in several cases and they seem way to loose for the bullet. So I figured I needed to use the resizing die that came with my Lee 9mm 4 die set. After setting that die (decapping die) and trying a few cases the bullet will not go in at all. I am using a (I think plated bullet). Am I not doing something correctly? I set the 9mm die to just touch the shell holder as the instructions said.


You need to "flare" the case mouth a bit. Powder thru die (Lee set) will provide that service. Read the instructions for set up.

Re: Bullet won't fit

Posted: 20 Jul 2020 05:27
by Ranch Dog
Yep, what horseman said. Probably, you should setup up all your dies at this point and complete a "dummy" cartridge. No sense in loading anything until it all fits. I've been loading with Lee tools for more years than it seems, a lot of different cartridges, I still reference the instructions all the time.

Re: Bullet won't fit

Posted: 20 Jul 2020 11:30
by mikld
FWIW, I flare all the cases I reload. Flared for all cast, jacketed, PCed and plated bullets in my rifle and handgun reloading. Some of my reloads use a Lyman M die for flaring, but all get some sort of flare. It's pretty hard to stuff a .355" slug into a .352"-,353" tube without some sort of "entry way"...

Re: Bullet won't fit

Posted: 20 Jul 2020 18:01
by GasGuzzler
I'll take a stab at this...

The universal decap die doesn't resize. That's why it's universal and why the bullets were loose at first. The brass is still ballooned from firing.

The size die puts the brass back at spec so since it's a "non-rifle" case, the bullet needs help going into place. I am not starting an argument on rifle flares but with jacketed rifle bullets I do NOT flare and have no issues. Anyway, 9X19 needs VERY LITTLE flare (not even a flare, more like a slight expansion) for plated or jacketed and only a minor flare for cast to make it easier to have a proper mouth diameter after you set the bullet.

I will echo the others, the instructions will help a lot if you follow them closely but no one wants that only as a direction. Sometimes we need the "whys".

Re: Bullet won't fit

Posted: 21 Jul 2020 08:43
by Shooterrick2020
Well seems the basic response is each die in the set has a function. . From my perspective and my perspective only each Die needs to be used in proper sequence and when I do this I have no trouble. Assuming the dyes are adjusted correctly

Re: Bullet won't fit

Posted: 21 Jul 2020 12:43
by mikld
FWIW flaring; I often tell newer reloaders to flare as much as needed to get good shooting ammo now, and worry about case life later, even if the case mouth looks like a tuba. Excess flare is removed during crimping (or for semi-auto using a taper crimp die to deflare). Too much flare is when the case won't enter the seating die easily. K.I.S.S.

Re: Bullet won't fit

Posted: 21 Oct 2020 04:28
by jarhead127
First lemme state my credentials before anyone listens to me, I just loaded my first 10 rounds with a Lee Classic 9mm kit last nite. I have actually reloaded before, but mostly rifle with a single stage press. Anyhow, from my construction experience, there's a big difference between chamfering + flaring. 9mm isn't supposed to be flared, that's why the tool doesn't come with the kit. 9mm should be chamfered + that tool doesn't come with the kit either, so the instructions recommends a knife. I with 10 rds of experience under my belt recommend you purchase the chamfer tool, I did last nite. The knife is a real PITA. But anyway, a flare actually widens the outer diameter of the case where a chamfer on the case wall opens the id w/o affecting the od.

Re: Bullet won't fit

Posted: 21 Oct 2020 11:27
by mikld
A flare opens the case mouth enough to seat all bullets, jacketed, coated, plated and cast. I have not heard any recommendation of 9mm not being flared, as a flare is definitely needed for cast or coated bullets and makes jacketed bullet seating easier/possible, and more often than not a chamfer isn't enough. Normally chamfering the case mouth is just enough to seat jacketed bullets, and even that is often problematic. Too much flare is when the case won't easily enter or scrapes the ID of the seating die. Actual crimping isn't recommended for semi-auto rounds, but the flare is removed with a taper crimp die. I tell new reloaders to use as much flare as needed to seat bullets straight as it will be removed with the taper crimp die later. I have reloaded several thousands of semi-auto rounds and all use the same method; flare as much as necessary to get good, clean bullet seating, and remove flare in the "crimping" stage.

I'm only sharing my experience from a lifelong machinist/mechanic's background. I have been reloading for a long time and only started reloading semi-auto ammo in the early '90s and reload for 9 pistols from 32 ACP up to 45 ACP. I just share my methods and my experience...

Re: Bullet won't fit

Posted: 22 Oct 2020 21:40
by larryw
mikld wrote:A flare opens the case mouth enough to seat all bullets, jacketed, coated, plated and cast. I have not heard any recommendation of 9mm not being flared, as a flare is definitely needed for cast or coated bullets and makes jacketed bullet seating easier/possible, and more often than not a chamfer isn't enough. Normally chamfering the case mouth is just enough to seat jacketed bullets, and even that is often problematic. Too much flare is when the case won't easily enter or scrapes the ID of the seating die. Actual crimping isn't recommended for semi-auto rounds, but the flare is removed with a taper crimp die. I tell new reloaders to use as much flare as needed to seat bullets straight as it will be removed with the taper crimp die later. I have reloaded several thousands of semi-auto rounds and all use the same method; flare as much as necessary to get good, clean bullet seating, and remove flare in the "crimping" stage.

I'm only sharing my experience from a lifelong machinist/mechanic's background. I have been reloading for a long time and only started reloading semi-auto ammo in the early '90s and reload for 9 pistols from 32 ACP up to 45 ACP. I just share my methods and my experience...

+1 +1 Yup, what he said exactly !!!