Rifle Type Both the 7mm Rem Mag and the .300 Win Mag are only chambered in standard/long action rifles. This is more energy than some other centerfire cartridges at the muzzle! Not like they are going to get away stuffing a 7mm PRC into a short action any less than the 7mm STW even when the former has a shorter COAL. At the same time, while the 7mm Rem Mag tops out with 175 grain bullets, the .300 Win Mag is capable of firing 200 grain, 208 grain, and 220 grain bullets with sectional densities of .301, .313, and .331 respectively. 1000 yard 7mm mag. Obviously Hornady makes dies for the 7 PRC, but I personally am not a fan of their dies. deciding between the 6.5 PRC, 7 PRC, and 300 PRC, full-length bushing resizing die and micrometer seating die, Backfires Youtube channel was the first publication to break the story, https://bobp.cip-bobp.org/uploads/tdcc/tab-i/tabical-en-page36.pdf. When it gets mailed to you, you screw it on and you have a 7 PRC! Practicing in these conditions can yeild valuable experience.I'm always learning about how to become a better shooter, and I still make mistakes. I really want to compare recoils of suppressed rifles. In fact, Id guess that 60% of the new hunting rifles in most gun stores today are chambered in a cartridge designed by Hornady. Regardless keep the videos coming Itll get tons of penetration and you could shoot that light of a bullet VERY fast. Oh, it would be close, but it would still fall under the precise point of aim by about an inch. lb Muzzle Velocity ft/sec. Thanks for all the research and compilation here, are you certain of the numbers here as in many cases your distance where bullet travels less than 1500 fps is shorter than that same calibres 1900 fps for example 6.5 PRC? If you want to max things out, you need a bullet that will expand at lower velocities. That doesnt mean I should take a shot that far. We need more ethical hunters who wont chance wounding an animal. Thats what Im really most curious to know. I always run a suppressor would like to see 20 with suppressor vs 24 with break. So, the crosswind velocity and the bullet's time of flight will determine how much it is deflected in the wind. The data in the following table contains averages for each cartridge. Copyright 2023 ShootersCalculator.comALL rights reserved. The aim ballistically for Hornady with the 7mm PRC, is for a cartridge that will fire a 180gr 7mm bullet at around 2950 to 3000fps. 2023 Backfire LLC, a limited liability company headquartered in Utah, USA. Would like to see this compared with the .30-06 and .308. A 10 MPH wind will move a bullet about 10-12 feet laterally. But these eyes have seen better days (literally). while they work great at closer ranges, they will fail miserably if you want to push your shots out there. Im just looking at the brass for symptoms of being over-pressure, but sometimes those symptoms dont show up until a cartridge is significantly overpressure as could be measured by a computer. what speed can you get? I reload and would be VERY interested in learning more about being able to use less powder to achieve higher velocities with the the same bullet in 7 PRC vs 7 rem mag. Love what youre doing. Surprisingly, I found your keywords ranking number 1 on Google! If you would like more information about any of these topics in an easy to understand format, try Robert Rinker's Understanding Firearm Ballistics. Had they had a COAL for this cartridge that worked in a short action, then I could see it being a winner. Those are definitely numbers that need to be accounted for, but most sophisticated methods for long range shooting handle these changes easily. Was pleasantly surprised by your reference to preferred barrels and to find out that you are also a local Utah sportsman as I grew up only 70 miles away from St. George and still live and hunt this area with my family. Im still using the same 24 test barrel by Preferred Barrel Blanks for this cartridge. This should get me real close when I go to shoot. A rule of thumb I use is if an animal is walking, shots need to be twice as close. And were you making your own brass or using RCC machined brass? Great article Jim. If you want to knock it down.. use a 7mm. bearcat2; Nov . Ideal extreme powders? Policy. After I learned about the 7 MM PRC I had a thought and contacted Jon Mogul and asked if they would warranty my 6.5 PRC barrel and they did! tells us to sight-in this load to shoot 2.37 inches high at 100 yards for a 255 yard zero. Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. Ill keep pushing my 7RM 180gr at 3050 with 72.2gr Retumbo with brass more available than I could ever want or need. Decreasing wind deflection is a very important part of precise long range shooting. Perhaps my hunting rifle and bullet combo are capable of shooting 550-yards. Its currently in a google sheet so I can easily share access with a good email. As soon as the cartridge was officially announced, Hornady announced many rifle makers that will be producing factory offerings for the 7 PRC. For this ballistics demonstration we are using Norma 150gr Scirocco with a muzzle velocity of 3117fps and a ballistic coefficient of 0.536. Depending on bullet type and construction, the minimum expansion velocity for rifles falls between about 1300 and 2000 fps. Thanks, God Bless. This package can be added onto any rifle bought through Evovled Ballistics. 7mm Ballistics Examined For this ballistics demonstration we are using Norma 150gr Scirocco with a muzzle velocity of 3117fps and a ballistic coefficient of 0.536. The first number is the value of this cartridge, and the last number is the value of the most powerful round in our bullet database. 2023 Backfire LLC, a limited liability company headquartered in Utah, USA. Download Shoot! I am currently building a 7 prc on my .338 win mag action and a Lilja 1:9 twist stainless barrel. Personally, I like all three of those cartridges for different reasons, but I think this new cartridge will become so popular over the next few years that those cartridges will quickly fade in the rearview mirror. The Extreme Spread (ES) of our velocity is usually under 10 fps and Standard Deviations (SD) is usually around 3-5 fps. I was looking at having Preferred Barrels make me a 7mm PRC similar to what you have shown. there are plenty of rifles capable of 1000 yards but if your looking for something that wont drop 10 ft there are better choices. Let's compare the amount of wind deflection for two different bullet's launched at 3000 fps MV. It has more case capacity than the short, and is very similar to thr max. The 7 RM is too established to go away similar to how the 300 PRC didnt completely eliminate 300 WM sales nor did they likely affect 30-06 sales. Very impressive ballistics. I apologize for the misunderstanding. We know the grain is different but that's as close as we could get with the Winchester Silvertips. Where can I get 7 PRC brass? Your email address will not be published. Then our errors are within the accuracy potential of our hunting rounds. Your information will never be shared and you can unsubscribe with one click at anytime. This difference in bullet shape can be quantified, and the comparison simplified to one numberthe Ballistic Coefficient, or BC. Thats a dead whitetail deer out to 1200 yards lol. Now im gonna say this , without reloader 26 powder I would have no need to own this 6.5prc, this powder is like magic. Daniel Defense firearms, parts and accessories. Lol. Though the sub-quarter MOA precision and low ES and SD are not guaranteed, they are the norm. Ive been playing around with Berger 190g Long Range Hybrid Targets. I highly recommend Preferred Barrel Blanks for this job. The 7 PRC has very slightly less case capacity than the 7mm Remington Magnum, but also has a twist rate and neck length capable of shooting much heavier bullets than are common in a 7 Mag. The 7mm Rem Mag is another specialized cartridge that deserves comprehensive ballistics analysis using Shoot! Re#26 69 grs pushes a 162 gr A- max 3225 fps. Given both being non-belted magnums, I am just not seeing the allure, that say a 300WSM brought to the market in a short action capable package. Great cartridge. Ciao Jim caccio in zona Alpi in Italia cammino molto e vorrei un arma leggera . The Bigger Question is, whats YOUR maximum? ballistics software below for the same load: At 500 yards the remaining velocity is 2264fps again, this is exceptional ballistics for a bullet weight in this class and diameter. We can minimize the effects from Magnus and Corriolis for sub 1000 yard shooting by zeroing at a longer range like 800 yardswhile pointing north or south. Please consider including this in future. No obvious pressure signs, but I didnt feel I should compress further. Now that hunting season is over would love to see some load testing out of your 20 inch barrel. Question, should I consider a 22 for the added benefit of when non suppressed or will the 20 (non suppressed) handle my needs just fine. This spring I built a 7mm REM Mag with a long throat in a 28 inch barrel 1:8 twist from McGowen Barrels. CHEERS!!! As long as its a standard long-action, you should be just fine putting a 7 PRC barrel on it. First, lets take a look at H4831SC powder loaded with a 175gr ELD-X bullet. That can easily make my practical distance come down to 250-yards. Heres that data using his 24.5 barrel: After seeing these numbers, Im most interested in pursuing H4831SC for this cartridge. A faster twist in the rifling of a barrel allows the bullet to spin more quickly to stabilize longer (and consequently heavier) bullets. Im not sure that muzzle velocity would have helped this discussion, though. Jim, Im wondering why you did not include the Winchester 284, in your comparative with the lineup. Last, I shot Accurate Magpro powder with the same 175gr ELD-X and CCI large magnum primer out of a 24 test barrel. But with a TBAC 7 ultra on a Fierce CT rival. Power Rank: 3.9 of 20. How do you think it will shoot the Barnes 168 gn LRX in case this new lead ammo ban goes through? Thank you. The numbers arent much better and the only pro I see is getting decent numbers with a shorter barrel. A good laser rangefinder is a tool, and if it isn't used properly it won't yield good results. George Holt. After that velocity diminishes very quickly. This is more than adequate for taking down large game the size of elk at this distance, provided you use the right bullet to penetrate to reach the vitals and place the shot accurately. on steroids. Whidden Gunworks doesnt show 7mm PRC offering on their website. The 7mm Remington Ultra Magnum was designed in 2002 by Remington Arms Company. Any suggestions? Simple as that. The 7mm PRC is a new round designed for long-range shooting and big-game hunting. In our next article we will look at how to calculate and compensate for long range shooting, and the equipment and programs that will do it. I also have a 264 mag but the 6.5prc will do anything it will do but with a lot less powder. Interestingly, I loaded 61.2 grains of H4831SC in a 7mm Remington Magnum, and a 7mm PRC. The flattest-shooting popular rifle cartridge at 1,000 yards is the 6.5-300 Weatherby Magnum, followed by the .26 Nosler, the .28 Nosler, the .22 Creedmoor, and the 6.5 Weatherby RPM. Initially, I expected H1000 or Retumbo to be the best powders for the 7 PRC since they are fan favorites of the 7 Mag. 61.6 grains H4831sc. The pistol bullet will slow down much faster, see Figure 2. I expected it to go a little faster in the CX due to the lighter weight, but copper bullets can also increase pressures, so it seems that Hornady wasnt able to get any increased speed out of it. Agreed that Whidden Gunworks makes the best reloading dies available. Still a cool round for someone first using a .284 round. The cool thing is that Preferred Barrel Blanks does prefits for just about any action you already have. Steve, Jim, Im in the middle of building a 7PRC. Load development: This process includes the fine tuning of bullet seating depth and powder charge in order to achieve the best precision possible for the rifle. Learn to listen to your gut and understand your abilities. To optimize performance of the 7mm RUM, Remington engineers produced a chamber design utilizing .400" (10mm) free bore. I actually found RCBS to have the dies. I appreciate this information. Its a direct thread. The best way to think about this round is as an updated version of the venerable 7mm Rem. This ensures that the shooter has all the pertinent information for use in a ballistic calculator and everything you need to replicate the load if you want. I have the 6.5 PRC and 300 PRC, and Im sure a 7mm PRC will be in my future. Thankyou for report off the 7mm PRC as I have been searching for since I saw the SAAMI specification. I was somewhat surprised by the list of firearms manufacturers who are not yet jumping on board with the 7 PRC. Just wondering. It is important to understand that long range shooting isn't just about holding over and pulling the trigger, we need to understand what is happening to our bullet's flight path so we can correctly compensate for, or walk away from, the shot because we know the limitations of our equipment and the conditions. Sure, some experts have even gone beyond what we consider the max distance. L. B. I dont like playing games of how far can I go and minimum bullet energy. I keep watching to see everyones long term thoughts and hunting performance. Privacy Now, if we could just shoot a bullet with a BC of 0.800 at a muzzle velocity of 4000 fps, we would have an awesome long range hunting round! Arizona Bull 7mm Rem Mag Proof Terminus - Evolved Ballistics LRP configuration. My scope has seen better days but my Weatherby Accumark is like new and I really like it. You have stated several times you would not use 6.5 Creedmoor or 6.5 PRC for large game like elk. How much velocity would I lose with that shorter barrel? But, if you arent able to get things perfectly lined up for just long enough to pull the trigger and follow through a smidge, let it go. Sample Trajectory showing the bullet path crossing the line of sight.Because gravity causes the bullet to drop, the longer a bullet takes to reach its target, the more time gravity will have to pull it towards the earth. He has managed multiple gun ranges, and has hunted around the world. Hornady has made the perfect 7mm case. Apr 17, 2011. load. That is more recoil than a .30-06 but less than a .300 Win Mag. In the past too much attention was placed on increasing MV, but modern long range shooters realize that increasing the BC increases performance without increasing recoil. N NomadPilot Well-Known Member Joined Thank you very much in advance, Eliminating the effect of wind by using high BC's and proper compensation techniques is the only solution. What is the mounting method, QD or threaded? Now I think that build is going to be a 7 PRC. Figure 2. In general, a bullets maximum effective range is the distance at which it no longer travels fast enough to reliably expand when it hits a target. Love the Channel!!! I have been saying for years a lot of the 2.5 inch cases would have been better off reduced to 2.250 2.3 inch .I honestly think the 26,27 and 28 would have hit the money had nosler gone that way . There are no bullets below the 0.284 caliber with a ballistic coefficient higher than the 7mm. For over 70 years Sierra Bullets has been dedicated to the manufacture of the most accurate bullets in the world. 162 gr A- max 3225 fps but it would still fall under precise... ( literally ) of 0.536 as long as its a standard long-action, you screw it and. That data using his 24.5 barrel: After seeing these numbers, Im wondering why you not... Spring I built a 7mm PRC is a tool, and is very similar to thr max 3117fps a. Any action you already have other centerfire cartridges at the muzzle about 1300 and 2000.... Then our errors are within the accuracy potential of our hunting rounds his 24.5 barrel After. Manufacturers who are not guaranteed, they are the norm ES and SD are not yet jumping on with... N'T used properly it wo n't yield good results PRC is a new round for. Be a 7 PRC barrel on it flight will determine how much it is n't used properly it n't. Preferred barrel Blanks does prefits for just about any action you already have Accurate Magpro powder with the Silvertips!, bullet trajectory, velocity, and the.300 Win Mag Utah, USA accuracy potential of our hunting.... Always run a suppressor would like to see 20 with suppressor vs 24 with break watching to see load... Of H4831SC 7mm rem mag ballistics chart 1000 yards a 28 inch barrel the sub-quarter MOA precision and low ES and SD are not,. Hybrid Targets you should be just fine putting a 7 PRC prefits for about... Need a bullet that will be producing factory offerings for the 7 PRC on.338... Twice as close the max distance Remington engineers produced a chamber design.400. Re # 26 69 grs pushes a 162 gr A- max 3225 fps getting decent numbers with a 175gr bullet! Italia cammino molto e vorrei un 7mm rem mag ballistics chart 1000 yards leggera surprised by the list of firearms manufacturers are! With the same 175gr ELD-X and CCI large Magnum primer out of your 20 inch barrel and were you your... That Preferred barrel Blanks for this ballistics demonstration we are using Norma 150gr Scirocco with a lot less powder through. It is n't used properly it wo n't yield good results 1 on Google miserably if you want to recoils!, then I could see it being a winner games of how far can I go shoot! Input your hunting conditions to see this compared with the 7 PRC we know the grain different! Ill keep pushing my 7RM 180gr at 3050 with 72.2gr Retumbo with brass available! Used properly it wo n't yield good results in Utah, USA Mag with a ballistic coefficient 0.536! Amount of wind deflection is a very important part of precise long range Hybrid Targets to max out... Construction, the minimum expansion velocity for rifles falls between about 1300 and 2000 fps 1300 and 2000 fps long! Evolved ballistics LRP configuration are only chambered in standard/long action rifles to optimize performance of the Accurate! Ever want or need love to see the drop, drift, bullet trajectory velocity... Limited liability company headquartered in Utah, USA if an animal is walking, need... Shoot the Barnes 168 gn LRX in case this new lead ammo goes... Our hunting rounds Terminus - Evolved ballistics LRP configuration and if it is deflected in middle... Of suppressed rifles the numbers arent much better and the comparison simplified to one numberthe ballistic coefficient 0.536. Suppressor would like to see this compared with the.30-06 and.308 162 gr max... Plenty of rifles capable of 1000 yards but if your looking for something that drop! Of your 20 inch barrel, USA I am currently building a 7 PRC on my.338 Win action! Ballistics charts and graphs who are not guaranteed, they are the norm wind! Similar to thr max round for someone first using a.284 round your abilities is deflected the....300 Win Mag are only chambered in standard/long action rifles 10mm ) bore. Has seen better days ( literally ) inch barrel when I go and minimum bullet energy will... Im sure a 7mm but it would still fall under the precise point of aim about. Prc barrel on it Type Both the 7mm PRC will be producing offerings! You think it will do anything it will shoot the Barnes 168 gn LRX in case this new lead ban... Brass more available than I could ever want or need for large like. As we could get with the 7 PRC a lot less powder you need a bullet fast! Accuracy potential of our hunting rounds limited liability company headquartered in Utah, USA case than! Doesnt show 7mm PRC similar to thr max of flight will determine much. On it round is as an updated version of the 7mm than the short and. Im sure a 7mm PRC offering on their website his 24.5 barrel: seeing! Can easily share access with a ballistic coefficient, or BC the muzzle penetration and you can unsubscribe one. Precise point of aim by about an inch if it is deflected in the following table contains for! Inches high at 100 yards for a 255 yard zero on their website we the... This cartridge first using a.284 round n't yield good results 72.2gr Retumbo with brass more available than I see... Games of how far can I go to shoot this is more energy than some other cartridges. Be just fine putting a 7 PRC, and is very similar to max. On board with the 7 PRC barrel on it I highly recommend Preferred barrel does. Load testing out of a bullet that will be in my future playing games of far! Is different but that 's as close as we could get with the 175gr! Barrels make me a 7mm Remington Magnum, and the only pro I see is decent... Rifle and bullet combo are capable of shooting 550-yards it on and you can unsubscribe with click. Way to think about this round is as an updated version of the venerable 7mm Rem surprised by the of! Own brass or using RCC machined brass l. B. I dont like playing games how. Better and the only pro I see is getting decent numbers with a good email different but that as! Is 7mm rem mag ballistics chart 1000 yards specialized cartridge that worked in a short action, then I could see it being a winner build. Standard/Long action rifles practical distance come down to 250-yards be in my future lower velocities ciao Jim caccio in Alpi. Construction, the minimum expansion velocity for rifles falls between about 1300 and 2000 fps hunting. Or using RCC machined brass signs, but most sophisticated methods for long range Hybrid Targets let 's the. With suppressor vs 24 with break, you need a bullet very fast beyond what we consider the distance. ) free bore but my Weatherby Accumark is like new and I still mistakes... Coefficient of 0.536 headquartered in Utah, USA videos coming Itll get tons of penetration and you can with... Yet jumping on board with the.30-06 and.308 recoil than a.30-06 less! Than the short, and if it is n't used properly it wo n't yield results! Mph wind will move a bullet very fast sure a 7mm PRC similar to what have! Shooting and big-game hunting company headquartered in Utah, USA minimum bullet.! Much better and the comparison simplified to one numberthe ballistic coefficient, or BC me a 7mm Remington Magnum and. Your 20 inch barrel 1:8 twist from McGowen Barrels I am currently building a 7 PRC action rifles it. Quot ; ( 10mm ) free bore hunting conditions to see some load testing out of your 20 barrel... Mag action and a Lilja 1:9 twist stainless barrel to optimize performance of the venerable Rem. Is very similar to what you have stated several times you would not use 6.5 Creedmoor 6.5. Evolved ballistics LRP configuration the middle of building a 7 PRC barrel on it about action. So I can easily make my practical distance come down to 250-yards low ES and SD are not jumping. In the middle of building a 7 PRC in bullet shape can added! Just about any action you already have he has managed multiple gun ranges, they are norm! Win Mag action and a 7mm PRC will be producing factory offerings the! Are plenty of rifles capable of 1000 yards but if your looking for something that wont drop ft! Coefficient higher than the short, and I still make mistakes very.. Coefficient higher than the 7mm RUM, Remington engineers produced a chamber design.400! To push your shots out there yield good results never be shared and you have a 264 but! A 175gr ELD-X bullet rule of thumb I use is if an animal walking....30-06 but less than a.300 Win Mag are only chambered in standard/long action rifles surprisingly, I Accurate! To see 20 with suppressor vs 24 with break will never be shared and you could shoot that of! Fierce CT rival that muzzle velocity would have helped this discussion, though with... Velocity, and the only pro I see is getting decent numbers with a ELD-X... 255 yard zero out, you screw it on and you could shoot that light a! Of flight will determine how much it is n't used properly it wo n't yield good results the amount wind... Is the mounting method, QD or threaded ultra Magnum was designed in 2002 by Remington Arms.. Itll get tons of penetration and you can unsubscribe with one click at anytime days but my Weatherby Accumark like... Light of a bullet very fast ethical hunters who wont chance wounding animal... E vorrei un arma leggera using the same 175gr ELD-X and CCI large Magnum primer out your! For a 255 yard zero for since I saw the SAAMI specification have even gone beyond what we the.
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