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Moly coat bullets
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OK, please someone give me the scoop. I reloaded some moly bullets the other day trying to find a load my 22-250 likes. Now I have been told since I shot moly coated bullets, that is the only type of bullet I can shoot. All others won't be accurate. I have not had time to go out and check out this theory. Anyone speak from experience? I did go from a 2" group at 100 yards down to about 5/8 of an inch. With ony a 6X scope I don't know if I will ever get any better. I guess I can stay with the moly coat if I have to. There wasn't any warnings on the box about this.
 
Posts: 2 | Location: Indiana | Registered: 12 December 2006Reply With Quote
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So much voodoo advice exists about moly'ed bullets....
I have never heard of adverse accuracy resulting from using moly, and in most cases would not expect improved accuracy. When introduced, the primary motive was to reduce fouling and bore wear, a headache primarily found by competitive (NRA Highpower) shooters.

As to nekkid bullet shooting post-moly, again "theories" are abundant. Many claim all moly "must" be removed...likely BS, as we all know how no two rifles shoot the same, so the actual data will come from what your rifle likes.
I tend to stay with moly or not moly on most rifles, especially if it has a dedicated use, just to eliminate a variable. But many rifles have also had moly and nekkid bullets down their bores, no special cleaning, same shooting session, with excellent results.

Long story short; your rifle may not care, go shoot it with both types.
 
Posts: 639 | Location: Central Texas | Registered: 28 March 2002Reply With Quote
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I can't say it any better than Mulerider. I have shot moly coated, solid copper, and "standard" jacketed bullets from the same rifle. No problems. Use standard cleaning procedure.

Hope this didn't scare the shit out of you.

Buliwyf
 
Posts: 2627 | Location: Where the pine trees touch the sky | Registered: 06 December 2006Reply With Quote
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Do not work up a load using molycoated bullets then use the same recipe with bare bullets. Moly is a lubricant and you will use more powder to get to the same speed as a non-moly bullet. If you're already at max with moly bullets, you'll likely be in high pressure territory if you switch to a non-coated bullet.

I shoot .224, .257 and .338 molycoated bullets. The latter 2 calibers with Barnes X solid copper bullets. I've only done the switch back to bare bullets a few times and I scrubbed the bore clean of any residual moly before shooting the bare bullets. So for me, it's either all moly or no moly at all.
 
Posts: 4799 | Location: Lehigh county, PA | Registered: 17 October 2002Reply With Quote
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onefunzr2 adds a good point; the usual pressure and velocity drop associated with loading moly'ed bullets. Easily corrected during reloading, but good notes required to prevent recipe mixups.
In my 223, usually about 0.5 grains of powder takes care of the difference, but your mileage may vary.
Not scientific, but sometimes it seemed previous (nekkid bullet) velocity was reached with moly'ed bullets at lower pressures than before (measuring cases and observing primers); that moly is sure slippery!!
But from my experience, and lots of research, if the volume of shooting is not extreme (prairie dog shooters, or competitive shooting), the use of moly is unnecessary, and certainly not worth the additional cost of some factory moly'ed bullets.
(I moly my own, so no measurable extra $$)
 
Posts: 639 | Location: Central Texas | Registered: 28 March 2002Reply With Quote
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I haven't had any issues when switching back and forth between moly and bare copper, so you should be fine.

I have switched though from moly to the "combined technologies" coated bullets. This is a different coating that won't wear off if you stick them in your pocket.

I shoot these so I don't have as much copper fouling, in other words, I don't need to clean the gun as often.
 
Posts: 270 | Location: Cedar Rapids IA | Registered: 02 November 2006Reply With Quote
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Well I feel better about the whole thing. I will try some bare bullets and see what happens. I am using the same load with the moly bullets as what I did for the jacketed. Have not noticed any pressure issues. I believe the OAL of the cartridge did more for my accuracy than the moly. Thanks everyone for your posts. Mike
 
Posts: 2 | Location: Indiana | Registered: 12 December 2006Reply With Quote
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Can you mix Combined Technoloy bullets, (Silver Tips) with bare copper during the same shooting session without cleaning in between changes? Does Wipe Out wirk on the Silver Tip lube? Lou


****************
NRA Life Benefactor Member
 
Posts: 3316 | Location: USA | Registered: 15 November 2001Reply With Quote
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I had shot some Combined technology bullets, and then switched to bare copper when I was fire forming some brass for my Ackley. I didn't notice much, bullet was about an inch lower at 100 yards, mostly due to the brass expanding.

I suppose someone could say it would affect your accuracy, but I was still shooting about the same group sizes.

I clean with butches bore shine (saturated 3 patches usaually), and then use sweets ( until cooper is out ~ 3 patches through), and then finish off with butches again (1 patch) and then 2 dry ptaches (usually clean by then) and then one with Kriol oil.

So, I don't know if Wipe Out would work, I reckon it probably would.
 
Posts: 270 | Location: Cedar Rapids IA | Registered: 02 November 2006Reply With Quote
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great question and even better answers to it,sure hope more people read this, dancingregards jjmp
 
Posts: 999 | Location: wisconsin | Registered: 26 April 2005Reply With Quote
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