barnca
barnca Reader
3/26/11 8:41 p.m.

does anyone reload 40 cal? and if you do how are they in a glock? do they cycle well. or should i stick with new target loads.

Drewsifer
Drewsifer Dork
3/26/11 8:45 p.m.

Just don't overload it. People loading stupidly hot .40s&w hand loads is the main reason for kabooms.

Will
Will HalfDork
3/26/11 10:47 p.m.

My understanding is that the chamber in the Glock .40 leaves more of the shell casing unsupported than in other .40 firearms. This is the reason that you hear so much about Glock kabooms: sometimes the cases rupture on the bottom where there's no support. There's nothing really wrong with the design, but it does make the weapon more susceptible to damage from reloads with weakened cases.

friedgreencorrado
friedgreencorrado SuperDork
3/27/11 12:05 a.m.

Another reason I'm not going to do reloads until there's no ammo left in the stores. Scary, scary, scary. Sounds like it doesn't matter how much powder you load, if you don't have good cases, disaster awaits. Kinda like a car thing, right? Anyone else tried to re-use a cracked head? Took me six months to realize the gasket wasn't the problem.

93gsxturbo
93gsxturbo HalfDork
3/27/11 11:32 a.m.

Not to mention if you actually killed someone or had to defend yourself with home loads you would be in for a load of E36 M3.

Lawyers would love to portray you as a gun-toting maniac, loading high powered cartridges in your mad scientist basement and carrying them around with an itchy finger.

Also, home loads are not going to be as reliable as mass produced cartridges. For plinking/hunting/celebrating blasting day they are OK. For self defense, stick to an off-the-shelf load.

Dr. Hess
Dr. Hess SuperDork
3/27/11 8:23 p.m.

I stick with store-bought for defensive rounds. However, I'll have to say that I've had more click-what-the-berkeley happened? with store bought ammo than my reloads.

From what I have read, the problem with Glocks and reloads is that the Glock barrels don't like cast bullets. As long as you use FMJ ammo, no problem. But I'm not a 40 guy. I understand that the aftermarket Glock barrels have different rifling that doesn't lead up like the Glock barrels do with cast bullets.

friedgreencorrado
friedgreencorrado SuperDork
3/27/11 9:14 p.m.
93gsxturbo wrote: Not to mention if you actually killed someone or had to defend yourself with home loads you would be in for a load of E36 M3. Lawyers would love to portray you as a gun-toting maniac, loading high powered cartridges in your mad scientist basement and carrying them around with an itchy finger.

Yikes! Never thought of that. I had enough of that BS when I tried high-power rocketry. 9/11 happened, and we were treated like every "terriss" in the neighborhood would steal them from us.

http://www.lunar.org/docs/LUNARclips/v10/v10n1/leup.shtml

I don't fly anything that needs a motor bigger than an E anymore.

93gsxturbo wrote: Also, home loads are not going to be as reliable as mass produced cartridges. For plinking/hunting/celebrating blasting day they are OK. For self defense, stick to an off-the-shelf load.

A friend of my dad's reloaded shotgun shells back when I was a kid. We didn't have too many problems with those, but I think the chamber of a shotgun has a lot more support for the round than a pistol.

sobe_death
sobe_death Reader
3/27/11 9:26 p.m.

The GLOCK .40 chambers are fairly unsupported, which is where the problems with asploding can come from. It's mostly because they took the same feed ramp design from the 9mm chambers and just scaled it up instead of designing one specifically for the round. There are many MANY aftermarket barrels available for them that have fully supported chambers to help prevent the case splitting.

Strizzo
Strizzo SuperDork
3/27/11 11:14 p.m.

In reply to Dr. Hess:

the octagonal barrel is the reason for the leading problems on glocks. if you look down the barrel of a glock, you don't see the ridges and grooves like most others, you see just a rounded octagon twisting down the barrel. i think glock recommend against firing non-jacketed rounds due to leading. some people that load their own still run cast rounds but just clean the barrel every 100 or 200 rounds

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