Underwood 220gr Hardcast (New Load)

Started by Intercooler, November 18 2013 07:28:55 PM MST

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Intercooler

  Arrived today, but no fired brass. I have 10 rounds and will send one for pull-down.

mt10mm

Quote from: Intercooler on January 29 2014 03:27:58 PM MST
  Arrived today, but no fired brass. I have 10 rounds and will send one for pull-down.


Dang it! Forgot to include it, sorry

Intercooler

  No problem. Maybe you can take a couple of measurements and post them?

Intercooler

  I'm getting ready to head out with the reduced 220's testing in both barrel lengths. I will get brass measurements when I return.

4949shooter

Cool. Looking forward to your post later.

I will be home getting some rest. I've been sick all week, and will be working the game tomorrow.

mt10mm

#185
I am going out today with the SF and the new UW 220. I will do the same as IC. I will take brass measurements from my 4th gen brass with factory barrel and SF with factory barrel.

4949shooter,

I miss the east coast, I grew up in upstate NY. Montana is nice but I miss the Fall woods of the east coast.

4949shooter

MT the east coast can be nice with the change of seasons, and the sea shore. I love Long Beach Island.

It sounds like you are doing well in Montana though, and you live in a free state!

mt10mm

Quote from: 4949shooter on February 01 2014 06:04:17 AM MST
MT the east coast can be nice with the change of seasons, and the sea shore. I love Long Beach Island.

It sounds like you are doing well in Montana though, and you live in a free state!


I agree but You get to see the big game tomorrow in person!

4949shooter

Quote from: MT10mm on February 01 2014 06:06:42 AM MST
Quote from: 4949shooter on February 01 2014 06:04:17 AM MST
MT the east coast can be nice with the change of seasons, and the sea shore. I love Long Beach Island.

It sounds like you are doing well in Montana though, and you live in a free state!


I agree but You get to see the big game tomorrow in person!

Unfortunately MT, where I will be posted I won't be seeing it at all.

But it's okay, cuz the Giants aren't in it.  :P

Intercooler

  I think Kevin nailed it and will be calling him Monday to tell him "leave it alone"!!  ;D The brass God's weren't totally with me today with recovery in snow, so 10mm shooting was limited. I did manage to get a few pieces from each length for measurement and will post them after I get all the data scrunched, but it all looked good.

EAA Limited 4.75" 1195, 1195, 1191, 1194, 1190, 1195. Average = 1193.3 FPS/ 696 LBS
EAA Hunter 6" 1254, 1221, 1215. Average = 1230 FPS/ 739 LBS

  The data from the 1239 FPS load will be moved to the "discontinued" tab and I will plug these numbers in for the current reduced load. It's backed down to about flap rating now.


mt10mm

#190
Went out and fired 45rds, 15rds UW 220HC, 15rds UW 200TMJ and 15rds DT 200-HC

--I had the same issues with the 220 ammo, some would not feed and some would not eject but no over pressure signs. I did have slight smiles but nothing like before.

--I had 1 FTF with the 200 DT No pressure signs and no smiles

--No issues with the 15rds of UW 200TMJ. No pressure signs and no smiles.

Think I will stick to the 200 TMJ and 200 DT HC for woods carry.

All rds were fired with factory barrel and 22lb recoil spring.

4949shooter

696 foot pounds still looks like a prominent load.

MT, is this the same load that failed to function in your Glock? Edit: The new load?

mt10mm

Nope,  the old load did as well No big deal though. I like the 200TMJ load too.

Intercooler

  Help me get PBR convinced to offer the Beartooth 200gr Hardcast with their 200gr XTP load. It might feed better! Please contact PBR and ask for it.

https://www.pbrammo.com/contact

mt10mm

Quote from: Intercooler on February 01 2014 02:49:05 PM MST
  Help me get PBR convinced to offer the Beartooth 200gr Hardcast with their 200gr XTP load. It might feed better! Please contact PBR and ask for it.

https://www.pbrammo.com/contact

Sent them a nice email