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IMR 8208XBR?

Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: JL1911</div><div class="ubbcode-body">Waiting for my distributors to get some in stock so I can try it out. </div></div>

+1... Me too.
 
Re: IMR 8208XBR?

it is a fast powder for 223 or 308 you would not want to use it with heavy projectiles say over 60gr and in the 308 it is more suited to under 150gr weight it will work with heavier projectiles but their are better powders for that it is more for benchrest shooting 6mm ppc's and BR's with 70gr projectiles optimaly.
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Quote:</div><div class="ubbcode-body">it is a fast powder for 223 or 308 </div></div>
Looking at the burn rate chart, thats what I was thinking. Thats the reason I'm thinking it's too fast for the Garand, especially with 168SMKs.
 
Re: IMR 8208XBR?

Victor appears the distributors(Bruno's, Powder Valley, Graff's) who recieved their shipments are already sold out.

Mine came in this past Monday, gonna save it for the 6PPC only.
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: AJ300MAG</div><div class="ubbcode-body">Victor appears the distributors(Bruno's, Powder Valley, Graff's) who recieved their shipments are already sold out.

Mine came in this past Monday, gonna save it for the 6PPC only. </div></div>

I have an order turned in at Black Hills. It's on backorder. I'll wait.

I still have 3, 8# jugs from the last I bought. I just wanted to compare with the older lots.
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Wild_Bill</div><div class="ubbcode-body">it is a fast powder for 223 or 308 you would not want to use it with heavy projectiles say over 60gr and in the 308 it is more suited to under 150gr weight it will work with heavier projectiles but their are better powders for that it is more for benchrest shooting 6mm ppc's and BR's with 70gr projectiles optimaly.

</div></div>

Not true, it's great for heavier bullets, I'm going to use it with 77 gr SMK on .223. Just check out Hodgons data site, they have the pressures and velocity there. This is used in military sniper rounds by some manufactures with the heavier grain bullets also. I have 8 pounds coming in next week.
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: bfoosh</div><div class="ubbcode-body">FYI, The new Hodgdon Reloading Annual has a couple of articles on it. </div></div>
Ditto article was useful, havent used the powder yet.
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Victor N TN</div><div class="ubbcode-body">Be sure and post the results of your efforts for us. </div></div>

Will do, I'll try it with the 77 gr SMKs and 75 gr Hornady BTHP. Maybe 308 later on.
 
Re: IMR 8208XBR?

I posted this in another thread but here it is. Also notice that the 8208 is in PSI which is actually lower than CUP. 53000 PSI is about 48000 CUP. So it looks like it could beat out the competing powders listed in velocity if pressures were matched.

75 GR. JLK VLD Hodgdon Varget .224" 2.250" 25.0 2907 48,400 CUP
75 GR. JLK VLD Hodgdon H4895 .224" 2.250" 24.5 2905 50,000 CUP
75 GR. JLK VLD IMR IMR 8208 XBR .224" 2.250" 22.7 2804 53,900 PSI

77 GR. SIE HPBT Hodgdon BL-C(2) .224" 2.260" 24.9 2804 50,700 CUP
77 GR. SIE HPBT Hodgdon Varget .224" 2.260" 23.7C 2737 50,700 CUP
77 GR. SIE HPBT IMR IMR 8208 XBR .224" 2.260" 22.8 2766 53,700 PSI
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: dan46n2</div><div class="ubbcode-body">I posted this in another thread but here it is. Also notice that the 8208 is in PSI which is actually lower than CUP. 53000 PSI is about 48000 CUP. So it looks like it could beat out the competing powders listed in velocity if pressures were matched.

75 GR. JLK VLD Hodgdon Varget .224" 2.250" 25.0 2907 48,400 CUP
75 GR. JLK VLD Hodgdon H4895 .224" 2.250" 24.5 2905 50,000 CUP
75 GR. JLK VLD IMR IMR 8208 XBR .224" 2.250" 22.7 2804 53,900 PSI

77 GR. SIE HPBT Hodgdon BL-C(2) .224" 2.260" 24.9 2804 50,700 CUP
77 GR. SIE HPBT Hodgdon Varget .224" 2.260" 23.7C 2737 50,700 CUP
77 GR. SIE HPBT IMR IMR 8208 XBR .224" 2.260" 22.8 2766 53,700 PSI </div></div>

Keep in mind the limitation is 58,000 psi for .223 rounds. 62,000 PSI for 5.56 NATO.

I don't understand why Hodgdon (IMR, Winchester) is listing 40k something psi loads for a 50+ psi round. That's pathetic
smirk.gif
.
 
Re: IMR 8208XBR?

I have been using the old 8208 for a while in 6ppc. Isn't this just a recreation of the old 8208. It would probably be just a tad faast for the heavy bullets in 223
 
Re: IMR 8208XBR?

I just came back from running the new IMR 8082 xbr, meters smooth like ball, no bridging and accurate drops. Chronograph died so short on results, .223 22.8 2750 77 gr published, spot on in my rifle. If this proves out with temp. stability might be true love. Trying not to be excite and remain objective, but wow!
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Unsichtbar</div><div class="ubbcode-body">I just came back from running the new IMR 8082 xbr, meters smooth like ball, no bridging and accurate drops. Chronograph died so short on results, .223 22.8 2750 77 gr published, spot on in my rifle. If this proves out with temp. stability might be true love. Trying not to be excite and remain objective, but wow!</div></div>

Dumb question here but what is the kernel sizes of the old vs. new 8208?
 
Re: IMR 8208XBR?

Been a long its dificult to coment there is a photo on a grid if you scroll down, hope that helps. Not an accurate gage but it is so fine if you pinch some kernals it difficult to feel how many you have. It flows great thru a meter
 
Re: IMR 8208XBR?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: eddybo</div><div class="ubbcode-body">I have been using the old 8208 for a while in 6ppc. Isn't this just a recreation of the old 8208. It would probably be just a tad faast for the heavy bullets in 223 </div></div>

No it's not a recreation of the old 8208 this is a brand new powder.
 
Re: IMR 8208XBR?

just a touch faster than 4895. The kernels are a little smaller than Benchmark in length and circumference.

I worked up a few 6.5 Grendel 120gr. test loads that are looking promising on paper. Need to get a new tripod so I can check the speeds.
 
Re: IMR 8208XBR?

I'm going to try the 8208 in .223 with the 55 vmax and 75 bthp Hornady. I'd wager it's every bit as good as Varget in so far as accuracy goes, without the compressed Varget crunch at the end.
 
Re: IMR 8208XBR?

Okay, but I have been lead to believe that load density is prefered. I've become a Ramshot, TAC fan, for the way it meters, and as the temps here are not as extreme as they are in other regions, temp sensitivity isn't an issue.

So now, what's the big hipe on this new or revised powder. Correct me if I'm wrong, but powders generally are picked based on what weight pill you want to launch?? As in Xterminator for pills lighter than 60 and Tac for the heavies. Is this the one powder fits all that we never thought existed?

School me, so I can get excited too?

I read the review, and I think I'll have to try a pound. If it works for 69 Nos. and 168's with density better than TAC, meters better than RL-15, I'm in.