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minimum brinell hardness for a properly sized lubed 45acp?

minimum brinell hardness for a properly sized lubed 45acp?

minimum brinell hardness for a properly sized lubed 45acp?

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Minimum Brinell hardness for a properly sized/lubed 45acp?May 09, 2018 · Minimum Brinell hardness for a properly sized/lubed 45acp? If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.Lead Hardness for Auto'sDec 25, 2009Brinell Hardness - NewbieSep 30, 2009Proper Bhn for .45 ACP?Jan 22, 2009See more results

coated .45 ACP? | Taurus Firearm Forum

Feb 11, 2020 · Well, my 10 yd groups from a stock RIA 1911A2 are about double the size of your 25 yd groups so i am suitably impressed! My coated bullets ran just about the same size group as with the lubed lead ones (both 200gr SWC) but next i'm going to shoot a bunch of just coated bullets and see how east the barrel is to clean. So tired of cleaning out lead.Why do cast bullets have Brinell hardness?The reason is basically that the large manufacturers, for ease of production, use a standard alloy for all of their cast bullet construction, an alloy which has a Brinell Hardness Number of approximately 24. Why do they do this?See all results for this questionWhat is the hardness of a hard cast bullet?Hard cast bullets may contain some lead and be grey in color, but that is where the similarities stop. Hard cast bullets can be formulated of numerous alloy mixes (antimony, silver, tin, etc) containing some lead, but the alloys make the bullet much harder than pure lead. Pure lead has a Brinell hardness # of about 4.See all results for this question

What is the hardness of a 45 ACP bullet?

Take a typical .45 ACP load, using a 200-grain LSWC bullet 5.0 grains of Bullseye. This load develops 900 FPS and is in common use among IPSC and IDPA gunners. The reloading manual shows that the pressure generated by this load is 20,000 PSI. So, the formula for optimal bullet hardness isSee all results for this questionWhat is the formula for bullet hardness?There is a formula for optimal bullet hardness which is simple and it is worth knowing: Optimum BHN = PSI / (1422 x .90) The PSI of your reloads is published in the reloading manuals. Take a typical .45 ACP load, using a 200-grain LSWC bullet 5.0 grains of Bullseye.See all results for this questionSmith & Wesson Forum - Anybody know brinell hardness of minimum brinell hardness for a properly sized lubed 45acp?May 12, 2018 · A properly sized lead bullet won't lead a bore, even at relatively fast FPS. The problem is that most commercial casters only offer bullets in a "one size fits all" option and most shooters don't know how to properly measure to know what size they really

Shooting Lead and FMJ Question | Carolina Shooters Club

Jul 07, 2013 · There is a formula for optimal bullet hardness which is simple and it is worth knowing: Optimum BHN = CUP / (1422 x .90) The CUP of your reloads is published in the reloading manuals. Take a typical .45 ACP load, using a 200-grain LSWC bullet 5.0 grains of Bullseye. This load develops 900 FPS and is in common use among IPSC and IDPA gunners.Setting up to properly cast .45 ACP | Smith And Wesson Feb 11, 2009 · Try to show the lubed bullet, and the OAL in a finished cartridge. I'll also weigh some to give an idea of the cast weight. Also take a pre-sized dimension. Guessing that the Brinnell hardness is up around 18 using the fingernail test At anyrate, I am thinking this will Reloading 45 ACP - Guns and AmmoJul 23, 2019 · The old faithful Lyman No. 2 recipe, consisting of 90 percent lead, 5 percent tin, and 5 percent antimony, is usually quite close to 15 BHN. Good barrels will handle bullets as fast as they can be safely pushed from the 45 ACP so long as hardness is 10 BHN or higher.

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Jul 17, 2012 · Since 9mm is a higher pressure round, it can take a harder round, so either vendor will give the same results. However, MBC's .45 ACP bullets come in a choice or 12 BHN or 18 BHN. I suggest getting the 12 BHN bullets for everyday target shooting, as the .45 ACP is a low pressure round.Missouri Bullet CompanyThere is a formula for optimal bullet hardness which is simple and it is worth knowing: Optimum BHN = PSI / (1422 x.90) The PSI of your reloads is published in the reloading manuals. Take a typical.45 ACP load, using a 200-grain LSWC bullet 5.0 grains of Bullseye.Missouri Bullet Company Bullets 45 ACP (452 Diameter) 200 minimum brinell hardness for a properly sized lubed 45acp?Its hardness is expressed on a standard scale, called the Brinell Hardness Number (BHN.) The BHN of the bullet interacts with the pressure generated by the burning powder. The mechanism of this involves the effect of the generation of thousands of pounds per square inch of pressure which causes the base of the bullet to expand, or obturate.

Minimum Brinell hardness for a properly sized/lubed 45acp?

May 09, 2018 · Minimum Brinell hardness for a properly sized/lubed 45acp? If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.Lead Hardness for Auto'sDec 25, 2009Brinell Hardness - NewbieSep 30, 2009Proper Bhn for .45 ACP?Jan 22, 2009See more resultsLowest brinell for 45 and 9mm | 1911ForumAug 17, 2011 · You should be just fine going with that. I shoot the same hardness for .45, 9mm and .357 mag. I feel that proper sizing for your gun and a good bullet lube has more to do with not getting leading than lead hardness. I shoot a very soft alloy at 9 brinell in all 3 calibers..45 Colt lead hardness question. | 1911ForumOct 29, 2016Brinell Hardness/Velocity | 1911ForumMar 20, 2008See more resultsLeading problems in 45 ACP - sassnet minimum brinell hardness for a properly sized lubed 45acp?Jan 05, 2016 · If it's dry and dusty out there, lube grooves may not be holding enough, or lube is not working well. Sub 1000FPS pistol ammo should not be all that hard to make run without leading problems. And the chamber pressure of .45 auto ammo (about 18K psi) does not demand more than about 10 Brinell MAX hardness.

Lead Bullet Hardness | The Firearms Forum

Jan 25, 2010 · Saeco Hardness 8.5 to 9 Brinell Hardness 16 He calls these hard cast bullets, I've read the article from Shakey Pete's Shootin Shack concerning cast bullets. His article say's that most commercial suppliers use a 85% lead, 5% tin & 10% antimony and that they're to hard to slug up properly in anything other than maginum loads.How to choose Brinell hardness on a cast bullet | The High minimum brinell hardness for a properly sized lubed 45acp?Mar 24, 2016 · 45 acp is on the low end of the pressure scale, and BRN will probably shoot better, especially on the lower end of the plinking scale. 18's do well on the low end if they are a perfect fit, but they like to be magnum driver to obturate well. TimSr, Mar 22, 2016 #14How many FPS to not lead the barrel? | Ruger ForumMar 06, 2013 · You will find that hardness of 18 may be too hard to bump up the 45 colt load unless you are shooting it in a gun that will take very high pressure loads. If your bullets are smaller then your barrel groove dia., there is a very good chance you will get leading.

Heat treating cast bullets and lead - antimony - arsenic minimum brinell hardness for a properly sized lubed 45acp?

looking for minimum notmaximumBHN's. The 38 special, 45 ACP, 45 Colt etc. maximumloads are less than half this pressure and 24 BHN is clearly too hard for Even top end 45-70 loads are max at 28,000 PSI. the BHN number of your alloy by 1440 you can get a solid idea of whetherHardness formula & Missouri Bullet | The High RoadNov 06, 2012 · Size and fit are just as important- maybe MORE so- than hardness of the alloy. My rule of thumb is velocity divided by 100 gives you BHN. Running 1200 fps/100 = 12 BHN (when properly sized). So far that's never failed me. I used to be a member of the HARDER = BETTER camp.Hardness for 124gr cast/coated bullets??? - 9mm/38 Caliber minimum brinell hardness for a properly sized lubed 45acp?Jun 09, 2018 · With bullets I have cast and coated over the years my hardness has ranged from 11 through 16. With proper bullet fit I haven't noticed any difference in group size or barrel leading, etc because of bullet hardness. An example I cast a 147 no lube groove bullet and size them .357 to shoot in my CZ P09 for carry optics.

HI-TEK Coating on Cast Bullets | Smith And Wesson Forums

Dec 26, 2014 · The bullets grow about 2 mils with the powder coat and must be sized to fit into the chambers of the M&P. No lube needed to size them, they glide through the push through sizer with ease. I do not PC my 45ACP or .357 bullets because my 1911 and Ruger revolver do not lead at all with tumble lubed bullets so there is no need to PC them.Frequently Asked Questions | Steel Valley CastingFrequently Asked Questions We use a heat-set HI-TEK Supercoat manufactured by J&M Specialized Products in Australia: Our bullets are cast from certified 95-5 and 92-6-2 alloy with a Brinell hardness of 13-14 and 16-17 based on bullet. Coating is non-abrasive and contains no PTFE or MOLY. Safe to use in Glocks polygonal-rifled barrels. Reduced leading and []Some results are removed in response to a notice of local law requirement. For more information, please see here.Differences Between 'Lead' & 'Hard Cast' BulletsGenerally speaking, a properly designed, sized and lubed hard cast bullet will not leave lead alloy deposits in a rifled barrel, but pure lead bullets will almost always foul a barrel to the point of a total loss of accuracy (with very few rounds fired) and perhaps to the point that the barrel will split or worse.

Cast bullet reference on lead alloy's, min / max pressure minimum brinell hardness for a properly sized lubed 45acp?

An alloy of 12 BHN should be used with a load that develops a "minimum" of 17,000 psi. minimum brinell hardness for a properly sized lubed 45acp? In addition, lube is injected forward during the firing process, as the result of high-pressure gas leakage into the lube groove. minimum brinell hardness for a properly sized lubed 45acp? To obtain maximum hardness, a minimum of one to two percent antimony is required in addition to a trace of arsenic.Bullet hardness for .45 ColtFeb 27, 2012 · Just bought a Ruger Vaquero in .45 Colt and would like to buy some commercial cast bullets for now just to get some lead down range before choosing a bullet mould and casting bullets myself.. I'm concerned that most commercial cast bullets are too hard to obturate with the lighter loads I'd be shooting in this revolver.Bullet Casting for Beginners Part 2 - Hardness, Sizing minimum brinell hardness for a properly sized lubed 45acp?Apr 01, 2012 · A .45 ACP is .452 inches. A .44 Special or Magnum is .429, and a 9mm is .355. The easiest sizing system I have found for handgun bullets is the Lee Sizer, as youll see in the pictures here. Like the hardness test kit, it comes with a die for any reloading press and a

Brinell Hardness for .45ACP, will wheel weights work on minimum brinell hardness for a properly sized lubed 45acp?

Mar 09, 2015 · From my research, it seems that wheel weights typically run around 11-12 on the Brinell hardness scale, and that.45 ACP is best cast with lead around 15-16.BHN standard for cast bullets ? | Graybeard OutdoorsOct 14, 2012 · At most, they stay round, and slug up to match the diameter of the bore. A properly sized and lubed cast bullet can be just as accurate as a jacketed bullet - just look at the groups the guys who shoot in the various long range vintage rifle matches are getting with their open sighted 45/70's, using relatively soft, cast slugs. Larry45ACP. lead cast bullets. Hardness ratings. - Ammunition minimum brinell hardness for a properly sized lubed 45acp?May 06, 2013 · You cannot push a cast bullet fast enough from a 45 acp to have a need for a really hard lead. Remember PROPER FIT IS EVERYTHING!! If your bullet is properly sized so as to ensure a total seal in the bore, and you are using a decent lube to take 44 Spl AmmoOct 22, 20191952 Marlin 336SC Lever Rifle .35 RemingtonJun 01, 2017Buffer Weight for a 45 ACP AR style rifleNov 02, 2016Taurus Raging Bull Revolver (454 Casull)Jun 26, 2012See more results

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