## Recoil energy vs recoil velocity

The recoil velocity is typically the velocity of body 2 after the release of body 1. If you are assaulted by a grizzly bear wearing a bullet proof vest and driving a '52 Buick, a . General Speed Changes. At 400 and 500 yards, the 6. Accordingly, neither the Institute nor those responsible for the preparation of this or similar drawings or data sheets make any representation or warranty, or assume any responsibility with $$ E_{recoil} = \frac{ {E_\mathrm\gamma}^2}{2Mc^2} $$ This provides me with the correct recoil energy which I then use to get back to velocity. 6-percent less recoil force compared to the 185-grain bullet While recoil energy describes how hard the kick is going to be, recoil velocity describes how abrupt that kick is going to feel. However, I am not sure how this formula is derived using basic energy formulas. It is just kinetic energy (KE). Usage: Select the UOM system, that is English (lbs & fps) or Metric (kgs & meters), by default English is taken & the 4 Jan 2015 I estimate that fifteen foot pounds of free recoil energy and 10 fps of recoil velocity represent the approximate upper limit of the comfort level. Example. 62 (ft. Results for 308 Win and 300 Norma Mag : Recoil results for the mid-sized 30 caliber and large magnum 300 rifles. Jerry Miculek - Pro Shooter 142,868 views. Proportionally to the masses ratio, the bullet acceleration is about 500x-1000x the rifle acceleration, thus the speed of rifle reference frame in the recoil case at the moment of the bullet leaving the muzzle would be just about 3-6ft/s - an order of magnitude difference vs. Calculate recoil from muzzle velocity and bullet, powder and rifle weight. The company was founded in 1945 and is best known for their Mark V bolt action rifles. large game, such as elk and moose (1500 ft-lbs), and the minimum velocity most hunting bullets require for reliable expansion (1800 Determine recoil velocity and loss in kinetic energy given mass and initial velocity . It is really nothing more than multiplying the recoil velocity by the recoil force. According to the Chuck Hawks Handgun Recoil Table, a 2-lb pistol firing a 115-grain 9mm bullet at 1155 fps generates about 3. Recoil Technology provides optimal spring effect in the walls of the shaft and more efficient energy transfer to the ball for increased velocity and greater distance. 5 Creedmoor certainly has the edge in this respect. While this portion of the experiment only compared two cartridges, loaded with custom built loads to achieve the same ballistic performance with regard to bullet weight and velocity, some myths can be refuted. therefore… vgun Recoil Momentum and Energy. 56 bullet is greater than what a . 30-06 with 150 gr bullets. The SPORTING ARMS AND AMMUNITION MANUFACTURERS INSTITUTE (SAAMI) has prepared this data sheet for informational purposes only. -lbs. In technical Working backwards to find the recoil velocity of the rifle: Momentum (rifle) = 1. 5 ft-lbs. The power of the 308 comes with excessive recoil and that is a turnoff for many hunters. Technically, recoil is related to momentum rather than energy. The only downside to the Creedmoor is shorter barrel life Jul 09, 2014 · powder gas velocity has normally been taken as 4,000 fps as determined by the military. 0 ft Free recoil energy in (ft/lbs) 16. Others: 147gr vs. 45 ACP, . 308 can’t. The velocity leaving the muzzle is the one we are interested in. of muzzle energy. Sep 25, 2016 · Recoil is an easily quantified element of the firearm system; the rifle can be hung in a cradle and hooked up to accelerometers to determine how fast and how far it moves when it fires, which gives you various different quantities of recoil, such as recoil energy, recoil velocity, and recoil impulse. Sep 08, 2019 · However, the velocity of 6. 69 feet per second and a recoil energy of 6. com. 20. The velocities can be seen anywhere from 1,300 – 2,000 Feet/Second. 0 ft-lbs vs. 40 S&W and the other chambered for 9mm, we get a difference of 31. If you took the same two guns in . A stiffer recoil spring will decrease the recoil generated during stage 1, because a stiffer spring will absorb more of the slide's energy. 44 Magnum prior to using them. V = Velocity of the recoiling firearm, To determine the velocity of the recoiling firearm we can use the formula Recoil energy in a 9 1/4 pound gun 1 1/8oz @1145 = 12 foot pounds 1 oz @1200 = 10 foot pounds If I am doing the math right that is still a 17. I didn't get knocked down by either but my shoulder is a little sore but 100 or so high powered rounds can do that. The thing is heavy for caliber bullets usually travel at much lower velocities. This mass is additional to the bullet weight, resulting in an ACTUAL increase of total energy including recoil. Recoil Calculator at HuntAmerica. 0 gr) [168. 357 Mag. These can be measured or computed empirically and have been for this recoil table. If you see a 0 in the Recoil Velocity column it signifies no data available for that particular load. 63 ft/s (10. Momentum is the mass times the velocity. The 5. There may (or may not) be a slight advantage using a little more muzzle velocity shooting long distance handicap targets. (If you divide by the 380's recoil energy, we get 94 percent but it would be correct instead to say the 9 mm has 194% the recoil energy of the 380. In general, as recoil increases, accuracy is reduced and if recoil is excessive, shooters even lose enjoyment of shooting and suffer severe bruising. peak inertial-drag force ratio ≥ ~1. If it weren’t for recoil, everyone would shoot 2. Sep 22, 2014 · Mathematically calculated recoil force of three different bullet weights at the same 165 power factor based on actual gunpowder charge weights. 2-percent less recoil, and the 230-grain bullet had 5. 8 ft-lbs of recoil. (How large is large? Naturally, the comparison is $\hbar \gamma \gg \hbar^2 k^2/2m$ so the following effect trumps the recoil limit. /lbs. Substituting Eq. 86 foot/pounds of free recoil; let’s call it 20 ft. 64 ftlb same as above except velocity of bullet 1200 fs: recoil impulse . Recoil velocity is a product of gun weight, projectile weight, and muzzle velocity, and it’s measured in feet per second. a shade more than a . e. Use mass m and velocity v. 21 now, let's look at adding a loaded mag does to that 1100 fps load Recoil Impulse 0. Calculate bullet The recoil energy and recoil velocity figures are taken from various sources including the recoil nomograph in the Handloader's Digest 8th Edition, various online 2 Mar 2020 All the above is concerned with the velocity of the gun's recoil, which tells us very little about the actual force, or more correctly, the energy of As I said, it is simple arithmetic and the formula for recoil energy is simply E=1/2 MV Squared, with "M" being mass of the gun and "V" being the recoil velocity. As the bullet passes through at supersonic speeds, you will feel backward energy from the rifle. Mar 11, 2014 · The . 300 Remington Ultra Mag makes for a sharper “kick. Bore diameter? Muzzle energy? Long range? What purpose do you have in mind? Competition shooting? Plinking? Hunting? Self or home defense? energy = momentum * velocity, is recoil related to energy or momentum, momentum vs energy ballistics, moving air velocity vs energy, news, velocity vs momentum, velocity vs. if recoil was just a function of velocity X mass 110 X 2168 =238,480 55 X 3200 = 176,000 the 5. The best comparison would be to compare free recoil energy. While the answer to this is up to debate, one thing is certain: higher muzzle velocity does equal slower bullet drop. Thus, the conservation of momentum equation simplifies to m1 v1 = (m1 + m2)v′. 0-06 Springfield 125-grain Managed-Recoil® 30-06 Springfield 150-grain PSP Core-Lokt® May not operate in all recoil- or gas-operated firearms. Having a properly fitted and well designed stock with a good recoil pad can mitigate felt recoil to a certain degree. Nov 08, 2018 · Using the law of conservation of linear momentum. If you had velocity information on the payload as it travelled down the bbl, you could do this same calculation at any point along the bbl and develop an energy vs time plot. 12. the gun 'jumps' backwards and a 'kick' is felt). 45-70 with 350 gr bullets at 1,900 fps produces 37. The Recoil shaft also increases the spring effect in the walls of the shaft for efficient energy transferred to the ball for increased velocity and greater distance. Jun 18, 2019 · Re: Bullet weight vs. 56 bullet to decline. Feb 23, 2016 · It's velocity far more than weight that makes recoil, the same way velocity affects muzzle energy more than weight or caliber. 223 FTR rifle I get: 1. Solving for v′ yields. May 03, 2019 · If we compare recoil velocities between a SIG P229 chambered for the . I'm not saying it is not manageable, just the facts. At least ten rounds were fired with each load. 357 Magnum and a . Felt recoil Is only 24 Jul 2018 This left over energy is called free recoil and is measured in foot-pounds (free), or ft-lbsf. This information in turn can reveal a lot about the sort of biological and other effects that can result from the single discharge of a firearm. F Recoil = I 2 / (2 * M Recoil * D Recoil) Where: F Recoil = Average force on the gun mounting in Newtons (N) I = Firing Impulse in Newton-seconds (Ns) M Recoil = Mass of recoiling parts in kilograms (kg). Recoil, or the force that drives back into your hands when you shoot, is an important part of handgun cartridge selection. The mathematical results showed that the 200-grain bullet had 2. 38 or even regular . 1. or any other recoil suppression methods. From the point of full recoil, the Buffering Recoil Spring Guide Rod is going to contribute to forward slide velocity for only about the first 3/8” of forward slide travel, (which will produce more positive “stripping” of the next round from the magazine without increasing the strength of your recoil spring) and after that first 3/8” of The weight of the rifle influences the recoil velocity. 6 Jul 09, 2018 · Free Recoil Energy is simply kinetic energy and so can be expressed mathematically as - FRE = ½MV2. Gun weight was 40 oz. Using my 16. 950 JDJ 3,600 grain 2,200 fps 38,000 ft lbs of pounds and produces 40 ft/lbs of recoil energy but 20+ ft/sec recoil velocity that kicks like a mule take the same load (The same ft/lbs of recoil energy) and shoot it in a 10 pound rifle and you will reduce the recoil velocity for all practical purposes to 10 ft/sec recoil velocity. 375 H&H Magnum is deadlier but has almost double the recoil energy than the . 5 Creedmoor has rapidly established itself as an industry standard for long-range cartridges. v gun. We’ll use a total rifle weight of 8 pounds as our standard and use Winchester’s factory bullet weights and muzzle velocities. Jul 19, 2018 · So, in the next few sections, we will look at the 5. 4 Apr 2012 We will tackle primary recoil first, which is caused by the weight of the bullet as it accelerates down the barrel. . ) In effect, you not only have to have one-photon kinetic energy at all times, but you also have to add to the atom's velocity a one-photon momentum, in a random direction, every natural lifetime. m2= mass of bullet. vs. After our bullet has stopped accelerating, you can calculate the amount of kinetic energy imparted to it through its With the velocity known for the small arm, the free recoil of the small arm can be calculated using the translational kinetic energy equation. Recoil Recoil energy: Recoil velocity. The 115-grain load was 78 fps slower, the 124- and 147-grain loads were 55 fps and 53 fps slower, respectively. 30-06 cartridges. 6BR vs. And it will be very mild. Apr 01, 2020 · 10mm Recoil vs. 81 feet per second and a recoil energy of 9. 20-gauge shotshell—Many might consider this one borderline, but let’s run some numbers based on popular target loads: 28-gauge ¾ -ounce-12. 0] Charge 12 ga 3" muzzle velocity of 1280 fps and recoil energy of 52 foot pounds. 300 H&H can shoot a 180 at 3,000 fps, which the . Firing a . 5 Creedmoor vs 308 Recoil. A 100 pound rifle will recoil much differently than an 8 lb rifle with the same bullet acceleration. 76 lb f ·s (16. The problem is you need to up its force a lot to make a detectable difference, assuming the slide still makes contact with the frame. 223 Rem vs. A muzzle that redirects gases from the chamber may keep the recoil from being too harsh. v2 = - (m1 ÷ m2) v1. E_{photon}= \\frac{-16. To determine the velocity of the Then, plug the now known Gun velocity into the translational kinetic energy formula: Recoil energy = 0. If I remember my recoil equation correctly the recoil is based on the muzzle velocity squared with the mass (M) being the bullet weight + 1. 67 lbs/sec Recoil Velocity 7. 5 CM rounds are going to influence a single shot for most shooters. This inconsistency can make for a feast-or-famine situation when it comes to finding an accurate load for your shotgun. The program then computes: a) Rifle recoil velocity b) Rifle recoil energy, and c) Recoil impulse, which has units of lb-seconds. But that's only good for the theory and to get Feb 25, 2014 · Mag-na-port Gun Recoil Reduction- review and high speed comparisons with Jerry Miculek - Duration: 19:14. Nov 10, 2014 · The velocity, muzzle energy, and energy at 100 Yards are pretty varying for all the 12 Gauge sabots and slugs researched. 2 ft/sec. The unique composite construction creates a higher damping rate equating to better feel and less stress on joints in the hands, wrists and elbows. So if you double the weight of the bullet, you double the recoil, but if you double the velocity it will be four times as much recoil. 308 Winchester cartridge doesn’t mean it is free from problems. Some Useful Common Conversions: one ounce (1/16 lb ) = 437. 6: Shorter, fatter cartridge, with a hell of a taper. is a rifle and shotgun manufacturer located in Paso Robles, CA. 45 ACP because it uses lighter bullets. 38's in the . 308 cartridge. 5. 39% in recoil energy. By knowing all these factors, we can calculate free recoil energy and velocity. 45 ACP vs. So we now have all we need to calculate the recoil energy of a shotgun if we know the weight of the gun, the amount of shot, the velocity of the shot, the weight of the wad and the amount of powder. 56 should have only 73% of the recoil of the 300bo but the 300 actually has less felt recoil from the same everything else , why it is using a powder that burns in <16 inches Oct 23, 2019 · There is, of course, a cost to the larger round in weighing 10mm vs 9mm. 45 recoil as measured might be as low as it is because of the redistribution of some of the recoil energy into linear slide movement. 76 for the 3-inch. You could launch the rifle backward with a hydraulic cylinder and no bullet. A top-power 10mm Auto load by Winchester with a 175 grain Silvertip HP generates 1290 fps of muzzle velocity with 649 ft. p p =p a. Recoil Technology provides greater consistency, distance and trajectory control. Therefore the shooter does not perceive what the bullet does. 6 m/s); Recoil energy of 65. sec) Recoil Impulse 3. 5*m gu*[[(m p *v p)*(m c *v 4 Feb 2006 You can see from the formula that if double the velocity-- 500fps squared is 250,000, 1000fps squared is 1,000,000 with the same weight bullet, will cause the energy to quadruple. Composite material construction for enhanced feel and feedback I think if all guns have the correct spring weights, the 5" should have less felt recoil when firing the same ammo. Torque gets things moving, while horsepower keeps them moving. Some short-recoil–operated firearms, such as the German MG42, use a mechanism at the muzzle to extract some energy from the escaping powder gases to push the barrel backwards, in addition to the recoil energy. (Enter the magnitude. This recoil energy is higher than most other cartridges. for the firearm velocity V f yields (3) KE r = 1 2 (m p V p) 2 / m f. 5mm rifles. 56×45 vs 7. Velocity (in fps) squared, divided by 7000, divided by 64. 24 Apr 2015 Γ/ER between the natural linewidth and the recoil energy and tends to ER is ±∆ E(v/c) (where ∆E is the transition energy between the two atomic levels), atom's velocity vector v1 before the absorption/emission of a photon. If the kinetic energy is the same, then a shorter duration and higher peak acceleration will move the rifle less because with a constant resistance to movement, movement is dictated by the velocity of the rifle, and the velocity of the rifle due to that acceleration increases exponentially with time. Few people can shoot accurately with what they consider heavy recoil. felt recoil by STEVE SAMELAK on 6/19/2019, 3:15 pm "Felt" recoil and energy absorbed could be considered two sides of the same coin. a for atom. It all comes from the same powder charge energy content. Pellets launched at 1145 fps have plenty of energy to break singles and doubles targets. The recoil at muzzle exit is simpler to estimate correctly. • ES = Enhanced Stability for more control and feel Apr 09, 2020 · Budget Buckshot Review: Rio Royal Buck Low Recoil vs Sellier & Bellot [S&B] 00 2-3/4” Today we will compare two budget buckshot options: Rio Royal Buck Low Recoil Buckshot, 12 Gauge, 2 3/4″, 00, 9 Pellets… and Sellier & Bellot [S&B] Buckshot, 12 Gauge, 2 3/4″, 00, 9 Pellets. I've got a Remington 700 Mountain LSS in 260 and a 700 Wood ADL in 308. The lower velocity out at the distant target is not involved in recoil measurements Expressed in a term called "Recoil Energy": Re: Comparing Rifle Recoil to Shotgun Recoil - 10/24/15 I don't have any science to back it up, but would agree with you that rifle recoil seems to come back at you faster that shotgun recoil. recoil Posted: Wed Jan 23, 2008 11:50 am As an experiment on recoil perception, I took 10 of my pal's 20 guage shells loaded to 1200fps with Greendot, and ten of my own shells loaded to the same velocity and same weight of pellets loaded with Longshot (a much slower powder). If the 124gr is traveling at 1050fps: - 115gr needs to be traveling >1132fps for the 124gr to have less recoil. Results for 6XC and 6. In other words, you simply square the velocity of recoil, which is easily calculated 9 Jul 2018 Free Recoil Energy is simply kinetic energy and so can be expressed V. Felt Recoil: Use Recoil Energy or Power Factor I did some comparisons using a recoil calculator to compare 10mm (Witness) versus . Mar 27, 2017 · The amount of energy will be the same as recoil BUT a lot of factors enter into determining how that recoil will happen and feel. ES = Enhanced Stability for more control and feel. 500 S&W might be appropriate. The rotational kinetic energy of the bullet spin takes up an insignificant amount of energy, but it takes some muzzle velocity away from the bullet, linear velocity. That's not precisely true but close enough for now. 2 pound . Less MV, less rearward recoil, but more torque recoil of the rifle with a faster twist. Both calibers can be reloaded to a very wide spectrum power wise with a large variety of bullets which can change the recoil considerably. Mercury Recoil Reducers and other Mechanical Types We have to now also account for conservation of energy. But to get a heavier bullet to the same velocity as a light bullet, you need more powder to get more pressure. 500 S&W Magnum: Recoil impulse of 3. Simply because they are bigger and 2. The example of a . 89 = . Weatherby, Inc. We have seen that in an elastic or v′1 = v′2 = v′. ) Felt Recoil – The impression the shooter gets from kick. 62 (lbs. It is calculated by a mathematical formula based on Newton's basic law of physics, which states that for every action there is an equal and opposite reaction. 44 Mag decreases, so does its penetration and at 200 grams, it works quite similar to the standard size . Point of impact comparison at 100 yards. More observations would be required in order to measure the other forms of energy that are exhibited by a rifle under recoil. In other words Free Recoil — A description of the rifle velocity, momentum, and energy when not supported. claimed 20ft/s. That is pretty sharp recoil, about double the recoil of a . 0 to 15000. The stiffer recoil spring slows the slide down some, lessening the portion of recoil momentum it gets, giving it less total energy to transfer when it hits the frame. This energy is the figure most often given in books and magazines. 8 ft. Therefore, some reduction in Ransom Rest movement is due to lower velocity in the ported barrel. After our bullet has stopped accelerating, you can calculate the amount of kinetic energy imparted to it through its Not quite just the bullet's kinetic energy - there is also a measurable amount of recoil from the hot propellant gases (e. Load Velocity. × v projo. 75-lb pistol firing a 180-grain 10mm projectile at 1295 fps - again, close to the original Norma loading - generates 11. of muzzle energy, it is realistic to expect this 10mm Auto to recoil much more than the 9mm. 3 fps vs. In general, the recoil is defined in terms of the recoil impulse Ir, the recoil velocity vr and the recoil energy RE [6]. Recoil Primer, Test Equipment & Rifles: Explains how I tested, and what equipment and rifles were used. Felt recoil depends on many factors, some of which are (in no particular order) The fit of the gun to the shooter It was simply a comparison of recoil between two cartridges loaded to equal performance in terms of energy, with vastly different pressures. Either use a light bullet, or drive a heavier bullet slowly for low recoil. 5 grains most shotshell loads avg between 11- 47 grains of powder one pound = 7000 grains one gram = ~15. Free recoil denotes the translational kinetic energy (E t) imparted to the shooter of a small arm when discharged and is expressed in joules (J), or foot-pound force (ft·lb f) for non-SI units of measure. 44 Mag is much more compared to that of . 4 ft. The grain weights offered for 12 My MGM barrel should arrive tomorrow and then off to Slufoot for conversion. 5-ounce loads of 000 buck at 1,700 fps. It might go up because you took some weight off the gun but barrel length doesn't have anything to do with recoil. Thus, for a given projectile muzzle momentum (m p V p), the recoil kinetic energy is inversely proportional to the mass (weight) of the firearm. . 30-06 one-handed. Most gunpowders required different charge weights to achieve the same velocity, and higher charge weights produced more recoil. Reference: Technology of Tanks by Richard M. Energy is a function of bullet weight and velocity squared while momentum depends on weight and velocity (not squared). Recoil Energy Once the velocity is found, the recoil energy can be found by solving E F = 1/2 M F V F 2 Example Assume a seven pound rifle using 40 grains of powder This is the "free" recoil energy. In a . It's indicative of "snappiness", for lack of a better term Calculate its recoil velocity in m/s when it fires a 14. Naturally, felt recoil is cumulative, f Felt recoil will vary from shooter to shooter and rifle to rifle, but free recoil energy is still a useful way to compare cartridges. The 260 has much less recoil with 140's than the 308 with 180's. It's not the caliber, it's the weight of the bullet (as long as the powder charge is the same), that causes the recoil / push back. Recoil energy determines how hard the blow to the hand feels and recoil velocity determines how abrupt the blow feels. When compared to the . 17) and . A stout load, too. 19 Sep 2019 well recoil is the charge of the cartridge of the amount of powder felt Recoil energy is the energy associated with the velocity Will a muzzle break be more effective in reducing recoil in a longer or shorter barrel, 20" vs 16"? Recoil is the backward movement of a gun when it is discharged. My point is, if we’re satisfied with 2,600 fps and want minimal recoil, it’s better to use a smaller case filled to capacity than to download Free recoil describes the rifle moving backward unrestrained at the shot, and is generally described with two measurements—free recoil energy and recoil velocity. Although guns may not be everyday things for many of us, gun recoil is certainly something we're aware of (at least Weapons such as cannons, shotguns and rifles, work on the basic idea of conservation of momentum and the change in energy from potential to If the bullet has mass mb and speed vb out of the gun, it has momentum pb given simply by For this reason the gun must have a recoil velocity after the bullet is fired (i. You can see from the formula that if double the velocity-- 500fps squared is 250,000, 1000fps squared is 1,000,000 with the same weight bullet, will cause the energy to quadruple. Where: M = Mass (or the weight of the firearm, including all attachments such as scopes and suppressors, divided by 32. This is one reason for fact #1. o Recoil Technology provides optimal spring effect in the walls of the shaft and more efficient energy transfer to the ball for increased velocity and greater distance. All recoil values have been rounded off to one decimal place. g. into Eq. Apr 29, 2016 · It's all kinetic energy, push back. Insert some form of compensation between the gun and your shoulder. Shoot lighter loads with less velocity. × v charge. ) An easy mistake to make, but certainly not trivial. My question is related to recoil using Blackpowder vs Smokeless. 50% Less Recoil. Here’s how the 6BR stacks up vs. 45 recoil will feel more like a slow push the 9mm will feel faster and snappy. There is a difference (to me) in flip and recoil. (Energy = Mass x Velocity squared). 7 N·s); Recoil velocity of 34. The following chart assumes an 8 pound gun weight. = Velocity of the recoiling firearm,. 45, and 180 grain standard velocity FMJ in the 10mm. Oct 26, 2006 · Any energy significantly in excess will detract from the desired end effect through excessive recoil and penetration. 5 Creedmoor sends a more efficient bullet downrange at higher speeds, with less recoil, at similar cost and works in the same types of rifles. 30-06 cartridge, it was found that the . Jun 16, 2013 · Is it worth the trade off in recoil and muzzle flash for what ever amount of extra power the Magnum gives over a +p . A calculation can be done as follows: Momentum Short Form: E tgu=0. Both the . 38's 5 round cylinder and muzzle flash in the dark is something I'm thinking about now. Excessive elastic energy storage delayed the timing of recoil, causing power attenuation. The formula is fairly straight forward if you like math or there are many online Kinetic energy is not a good indicator of recoil, momentum (mass[pounds] x velocity) is. 270 and . A recoil velocity of over 10 fps is about the point at which shooting starts to get Recoil energy is the measured energy in translational kinetic energy (Et) imparted to the shooter of a firearm when discharged and is expressed in Joule (J) or Foot-pound force (ft-lbf). If I was getting It is important to educate yourself on the varying recoil effects of a . Explanation of terms. 45 ACP. 308 and 6BR chamberings offer good barrel life, but the 6BR uses 15-18 grains less powder, saving you money. Free recoil is determined by velocity of projectile, total weight of ejecta, and the weight of the firearm. After you input the necessary data such as the bullet weight, bullet velocity, powder charge weight, and the firearm weight it will output the recoil impulse, recoil velocity, and the recoil energy of the firearm. 0 ft/s and the recoil energy is 6. a number of popular calibers: Similar Posts: Recoil Comparison . However, that same stiff recoil spring will also increase recoil by snapping the slide closed energetically, which makes the gun nosedive and throws off sight alignment. After subtracting the two numbers and dividing by the 9 mm's recoil energy, I get a reduction of 48. Both of the numbers you pasted in are VERY high for handguns - about like shooting a . The factory ammunition for the . u1,v1= initial and final velocities of gun. 44 foot-pounds of force when shot from a similar-weight Nov 07, 2018 · The recoil might play a role in accuracy, especially for younger or less experienced shooters, but for the majority, we don’t think the increased recoil energy generated by the 6. 270 if there wasn't a big difference in powder charge and the two guns weight The recoil kinetic energy KE r that the shooter receives is then calculated as (2) KE r = 1 2 m f (V f) 2. Example: Firearm: Mauser where b is the bullet's weight, v the muzzle velocity, c the charge weight, p the The free recoil energy is simply the free recoil velocity squared times one half v2 = -(m1 ÷ m2) v1. Based on the above website a 1oz @ 1290 has the same recoil energy and recoil velocity as the 1 1/8 @ 1145 IE: 12 foot pounds @ 9 fps Free recoil is a vernacular term or jargon for recoil energy of a firearm not supported from behind. Stiffer mid and butt produces better shot control The formula for Kinetic Energy is: KE = 1/2 m v^2, so since the velocity is squared in the equation, a change in velocity would tend to have a bigger effect on recoil than the mass of the bullet. 38? I am considering putting . Lower velocity reduces recoil force and gun movement in the Ransom Rest. Once we solve the momentum equation for the gun velocity, we can determine the gun recoil energy. Assuming an 8. I'm sure that some of the higher velocity 10mm defensive ammo would give more recoil, as would a . ” Added together, the result can be tooth rattling recoil. I use the 308 with open sights so to make it more comfortable to shoot I added a Pachmayr recoil pad and mercury recoil reducers. 5 x Gun mass x Gun velocity2. Though most shooters should be able to handle the recoil of all three cartridges, the 6. Recoil length and recoil velocity are the parameters help in assessing the recoil the recoil force acting on the gun by absorbing the recoil energy smoothly at a Recoil Energy, Impulse & Velocity Calculator. Looking at a recoil calculator on the web, one inputs bullet weight, powder weight, bullet velocity, and rifle weight. lbs. 32 fps), the difference is ~17. The result as far as your concerned is that lighter bullets will likely reduce recoil even if energy isn't cut. 308 Win Dec 04, 2019 · The 6. In comparison, the 135-grain 10mm bullet will have a recoil velocity of of 15. The recoil energy is 1/2 M Vsquared. Regarding the ammo - I am talking about standard velocity 230 grain FMJ in the . Especially with the highest amount of recoil energy being generated is less than 16ft. 280, shooting the same weight bullet and the . Thanks for your time and effort. Does it actually matter all Velocity matters in terms of physical recoil; F= MA, after allbut it's less of a factor than you'd think. Composite material construction for enhanced feel and feedback Oct 17, 2012 · The shaft is redirecting the energy to the ball and is also transferring stored energy from the golfer to the ball. 5-pound rifle for both, recoil velocity is 11. Guns were held in a Ransom Rest and recoil was measured by how far the gun moved when fired. With the mechanical type reducers there is a transfer of energy into the reducers, specifically kinetic energy, which means something is moving. Cartridge (gr@ft/s) If the weight of the weapon is reduced to 1 lb, then the recoil velocity is 20. 243, the extra few inches of a longer barrel will add weight which will reduce recoil but not by any significant difference. Oct 18, 2013 · The easiest part in recoil business is on calculating the recoil energy (3 parameters: the velocity, weight of pellets/slug, and weight of the gun). In a typical recoil situation, the release of a body of smaller mass (body 1) has an impact on a larger body (body 2). There is a peak efficiency of torque. PDF | The recoil forces characteristic of shoulder-mounted firearms can create discomfort and distraction for the shooter. This velocity is. 12 Jul 2018 Much is made of muzzle velocity, how fast a bullet is going when it leaves the barrel. 45 +P in the other gun. Nov 21, 2012 · Power amplification emerged when: (1) CE shortening velocity is 1/3V(max), (2) elastic energy storage is neither too high nor too low, and (3). kinetic energy, wadcutters for self-defense, what is the velocity feet per second ruger gp100 May 29, 2013 · Assuming an 8. however, is much higher than the mass of the bullet and propellant gases, and therefore its velocity is relatively lower . 0 kg shell at 480 m/s at an angle of 20. Phonon quantizations in solids can amount to 10−2 eV, comparable with the recoil energy . 25: 23. Recoil of . 155 x V(rifle); V(rifle) = 12. 77 I find the recoil velocity more obnoxious than the recoil energy. 5mv^2 (1/2 of the mass x the square of the velocity); meaning that a lighter bullet at a higher speed will carry more kinetic energy than a heavier bullet at lower speeds. Plugging in bullet weight, powder charge weight, muzzle velocity and firearm weight one can determine recoil velocity and recoil energy. Meanwhile, the Managed Recoil load produces 20. 3. I can't see how the same amount of energy in a gun with less mass doesn't have more recoil. What is the recoil velocity of an 8-pound Winchester rifle after firing a 150-grain bullet with a speed of 20 Dec 2019 Let recoil velocity of the atom be v. ) What is the kinetic energy of the cannon in J? This energy is dissipated as heat transfer in shock absorbers that stop its recoil. In the magnums, the 24+" barrel is a must, especially of you have either a poor, hard recoil pad or a nice Limbsaver or other. • Momentum imparted to the cannon during firing is manifest as kinetic energy. Muzzle Energy. The bullets were Re: Bullet weight vs. The recoil energy and recoil velocity figures are taken from various sources including the recoil nomograph in the Handloader's Digest 8th Edition, various online recoil calculators, the Remington Shoot! program or calculated from the formula given in the Lyman Reloading Handbook, 43rd Edition. The physical event of recoil energy occurs when a Recoil is a fun-killer. 40 S&W and 9mm was CCI Blazer. The higher the recoil velocity, the greater the discomfort. When it comes to muzzle energy, we have 1800 versus 2600 at the muzzle. 20 Dec 2010 From what I can tell, recoil is usually calulated in ft lbs of energy as well as recoil velocity or recoil impulse. In simple terms, the recoil velocity is the factor which makes a gun unpleasant to shoot. When the weight of the . 62×39 through several different ballistic and performance categories including the recoil, velocity, ballistic coefficients, trajectory, energy, and sectional densities. 4 grains Anyhow, if you do something to reduce the free recoil energy of your gun, felt recoil should go down also. IE: For the same muzzle velocity the weight of the powder can have a significant impact on recoil. m1= mass of gun. = 0. 7% reduction in recoil energy. 357 for home defense since this one has 7 rounds vs the . Do not forget that gun weight is a crucial factor in the recoil equation, inversely proportional to recoil. The historical popularity of the . u2,v2= initial and final velocities of bullet. 44 Magnum without having experienced the recoil of a . 0025 seconds. 357 Sig. The company also produces high velocity hunting ammunition. 19:14. Of course, at the same velocity, the higher weight will give more recoil. 243 Win is a pretty easy shooting rifle for a beginner, especially one with shotgun shooting experience. cpttango30 , Feb 21, 2013 cpttango30 , Feb 21, 2013 Jul 17, 2017 · The ported barrel produced less velocity than the non-ported barrel. The shorter barreled gun has less mass. Apr 28, 2008 · Means of reducing recoil: Recoil that the shooter feels can be reduced in quite a few ways. Apr 28, 2016 · Recoil velocity is the speed with which the rifle or pistol recoils when the bullet is fired. With 200 more ft. 4 J) In addition to the overall mass of the gun, reciprocating parts of the gun will affect how the shooter perceives recoil. This increases the spring effect (recoil) in the walls of the shaft for efficient energy transferred to the ball for increased velocity and greater distance. In overly simple terms, the recoil energy tells you how much the gun is going to move. 72 lbs/sec recoil velocity 11. The free recoil energy is the work that must be done to control the firearm upon firing. lbf) Recoil Energy That's with a 90g VLD going 2730fps with 24g of Varget. 45 caliber gun and a 9mm having the same energy but the . Of course the . Recoil and discomfort Recoil velocity with the 3 1/2 was 22. The calculator above estimates the free recoil velocity at the end of recoil and also when the bullet exits the muzzle. 9):. + m charge. 01 foot-pounds of force. The recoil velocity tells you how fast it's gonna get there. 4 fps, recoil energy 17. Black powder combustion is very very much quicker than smokeless, which is why smokelesss is also called "progressive" burning. Jun 05, 2014 · This young shooter likes the . 9 ft lbs of recoil in a 7 pound rifle. 8: 13. 115gr If 147 = 900 , then 115 velocity > 1150 fps If 147 = 925 , then 115 velocity > 1182 fps If 147 = 950 , then 115 velocity > 1214 fps If 147 = 975 , then 115 velocity > 1246 fps Apr 27, 2010 · 1)First find recoil energy (E R). 9mm Luger I also thought it was interesting that he said the weight of the powder charge has to be considered in the recoil energy. Recoil Technology provides greater consistency, distance and trajectory control Recoil Technology provides optimal spring effect in the walls of the shaft and more efficient energy transfer to the ball for increased velocity and greater distance. Mar 21, 2020 · High caliber can be defined many ways. 29 fps) and the same SIG P229 chambered for the 9mm (14. recoil energy 3. 7 ft/lbs I had never fired a 45-70 before I bought my H&R and I did not know what to expect having read all the stories I was a little uneasy squeezing off that first shot but all it made me do was get a Physics provides the motion of the gun, and describes precisely what happens as a result of the process. Smaller, weaker, and less-experienced handgun users should generally start with a round that gives you less recoil, which in this case is (usually) the . If you’re shooting a 1⅛-ounce lead load with an instrumental velocity of 1145 feet per second, that load in your eight-pound gun is generating about 19. 0° above the horizontal. The free recoil energy is simply the free recoil velocity squared times one half the mass of the rifle. What you would see is a plot starting at zero and rapidly building to the value calculated at the muzzle over a period of about 0. That is quite a bit of felt recoil. The recoil energy is calculated as: Energy = 1/2 m gun v gun 2. Bullet Weight (5. You can expect the velocity of the 5. Table 1 shows the calculated charge weight and recoil energy for a velocity of 1275 fps. Like I have mentioned previously I seriously Recoil Technology provides greater consistency, distance and trajectory control Recoil Technology provides optimal spring effect in the walls of the shaft and more efficient energy transfer to the ball for increased velocity and greater distance. + m projo. Recoil can be manipulated by powder burn rate, given a constant powder charge, bullet weight is the deciding factor in recoil. Momentum of the bullet = gun momentum in all cases. 22 (fps) Recoil Velocity 2. Accurate #7 required 74% more weight than N320 and produced 20% more recoil for the same velocity Oct 17, 2012 · The shaft is redirecting the energy to the ball and is also transferring stored energy from the golfer to the ball. 308 Win; Recoil Comparison — . 44mag in a revolver with a 2inch barrel, VS a DE with the 10inch barrel. Gun Recoil Formulae DISCLAIMER. I'll try to find some examples and post later. speed vs. Post subject: re: Pressure vs. That said, a . Factory Ammunition. There that be a weight at the end of a spring or mecury sloshing in a tube, it does not matter. 56 requires added pressure, thus requiring more recoil after the shot is let off. 17% in recoil velocity. -lbs recoil energy (from a 7. Acceleration (a) is basically the change in velocity (v) over a given time (t). Applying conservation of momentum: mH recoil [5]. 9mm with a 147 grain bullet and a . Remington Managed-Recoil® point of impact is nearly identical to full velocity loads. Especially 16-yard singles and doubles. 45 ACP bullet will have a recoil velocity of 12. The 260 unscoped weighs 6 1/2 pounds and the 308, 7 1/4 pounds. 300 WSM (180 at 2970) 8. The DE will kick its ass for energy and velocity. 4 ft According to Chuck Hawk's Rifle recoil Tables, a . V Represents the velocity of the projectiles It has already been discussed that the recoil velocity V can be calculated when mass M of the loaded with black powder propellant will give much greater recoil energy than one with the same. Targets break quite easily if you hit them with enough pellets. A 2. Neither energy or momentum matter much in short range paper punching with revolvers. a recoil motion of the nucleus will reduce the γ-ray's energy, E0, by the amount of the recoil energy, Mv2/2, where M is the nuclear mass and v the recoil velocity. When shot from an all-steel 1911, the 155-grain . 6 ftlb A heavier bullet will have more recoil, if it travels at the same (or greater) velocity as the lighter. This has caused a debate in the firearms community over what’s better, a fast and light cartridge or a heavy and slow one. 5-pound shotgun) compared to the standard load’s 24. Jul 15, 2014 · Let's start with some numbers. 357 SIG. Among these three parameters, the 26 Nov 2018 You can't bend the laws of physics in regard to recoil and firearms, but you weight is a direct input to both recoil velocity and recoil energy, so it's a big deal and quantifiable, information about one choice versus another. My point is, a good recoil pad will have you thinking nothing about barrel length. If both bodies start from rest, the law of conservation of momentum states that m 1 v 1 = -m 2 v 2. 223 can generate. Not only does it have substantially more free recoil energy, but the faster recoil velocity of the . What are the three ways to reduce a shotgun's recoil: Increase the weight of the gun. Apr 11, 2019 · The 9mm also has a higher muzzle velocity than the . 308 Winchester, the 6. Then there’s the shell’s velocity, which, when combined with the shell’s payload weight, dictates its energy and, accordingly, its recoil. Ogorkiewicz Rifle Recoil Table. (Visualize the rifle suspended horizontally with a string and free to swing. What this listing does not do is delve into the subjective "felt recoil" department, for gun fit, stock design, recoil pad choice, and the clothing you wear when shooting are all factors. Basics of Recoil Momentum. 2)Now relate the equation in (1) to atom's momentum p a. 5 starts catching up that of 308 at 200 and 300 yards. Weaker springs demonstrate the The recoil produced by a 5. When compared to the widely used . Dec 12, 2018 · The question is: Does recoil have any effect on muzzle velocity? To answer this, we need a better way to determine causality between recoil-management techniques and the velocity of the bullet as it leaves the barrel. m1u1+m2u2=m1v1+m2v2 u1=0; u2=0 So, 0=m1v1+m2v2 Recoil velocity v2= -( Sep 04, 2010 · Homework Statement ' Calculate the recoil energy and velocity of a hydrogen atom in a transition from n=4 to n=1 in which a photon is emitted Homework Equations I started with calculating the energy of the emitten photon. 17 ft⋅lb f (88. This boost provides higher rates of fire and/or more reliable operation. 5 Grendel surpasses the 308 in speed, and this result is going to continue with the further distances energy. 5 times the powder weight. KE = 1/2 m gun v2 Vented and Non-vented Rounds With Same Muzzle Velocity. We’ve had quite a discussion on this subject, and we also decided, by a unanimous decision, to add the following advice to help you to interpret the following table. Guy Measuring Recoil. Recoil energy, sometimes called “free recoil”, is a byproduct of the propulsive force from the powder charge held within a firearm chamber or breech. 338 Win Mag. 3)What is the momentum of photon p p (subscript p for photon) with energy E (remember photon travels with speed of light c)? 4)Apply conservation of momentum, i. recoil energy; 20-gauge 1 ounce-21. 356 ft-lbs on the Winchester WB for the . That slide is taking some of the force and translating it into a moment going straight back, which delays the timing of the delivery of the recoil force until the slide comes to rest in the rearmost position. 40 (HK) loads and found the following: 10% higher PF with 10mm shooting CB 135gr. 40 S&W (17. 6 eV}{n^2}-\\frac{-13. 64 fps recoil energy 4. 357 Magnum may result in injury. Recoil Energy Calculator. Dec 13, 2002 · The longer the barrel, the longer time the gasses will be propelling the bullet, for more energy and faster velocity (as well as better accuracy) So if you have a . Velocity Jan 20, 2011 · The charge normally weighs less than the bullet but because kinetic energy increases with the square of velocity, and because that cloud of hot gas is faster than the bullet (at least once the bullet gets out of its way), it's not uncommon for the energy of the "muzzle blast" to cause more recoil than bullet itself. Well 30-06 and 45-70 actually have pretty close recoil energy with the 45-70 being higher. 357 Mag because it can take heavier bullets and it also transfers into more energy and pressure. With half the recoil of standard velocity ammunition Feb 06, 2013 · Recoil is less than half of the . If the gun, bullet and the gun mount were frictionless, the equation bullet mass times bullet acceleration equals gun mass times gun (recoil) accelerat for the 147gr to have less recoil. Sep 14, 2008 · The case for a lighter weight but faster bullet Those who advocate for a lighter but faster bullet will point to the fact that the formula for kinetic energy is 0. Jan 24, 2017 · • Recoil Technology provides greater consistency, distance and trajectory control . 32 times the bullet weight (in grains). 223 because of low recoil and high velocity, which impart killing power. To calculate the free recoil energy of a firearm, the weight of the gun, the weight of the powder charge, the weight of the bullet or shot+wad and the muzzle velocity are required. The model calculated the instantaneous gun velocity V ing less elastic energy which is subsequently recovered. "High Bad shotgun habits abound, nine times out of 10 precipitated by a gun's recoil. There is one variable which is hard to quantify which how much of the weight of your body figures into mass of the revolver, since this mass also has to be accelerated it tends to reduce firearm momentum. In order to remain competitive, Low Recoil What makes the HSM Low Recoil rifle rounds so radically different, so unique, is they all feature full, standard weight-for-caliber hunting bullets! There is no compromise in performance and accuracy when compared to bullets found topping other low recoil ammunition. lbs. D Recoil = Recoil distance in meters (m). Depiction of gun recoil [4]. These are: Use a lighter bullet, traveling at a higher speed – A lighter-than-normal weight bullet traveling at higher-than-normal speeds can carry the same amount of kinetic energy as a “normal” bullet, but will have less recoil. Robert Rinker in "Understanding 15 Aug 1988 We present a new laser-cooling scheme based on velocity-selective optical pumping of atoms into a photon recoil energy, based on optical pumping of both internal the interaction Hamiltonian V (Ref. May 03, 2019 · Comparing two SIG P229s, one chambered for . felt recoil by mustachio on 6/22/2019, 6:33 pm I am putting a red dot on my Beretta and will try it for centerfire matches with 147 gr. If the mass m and muzzle velocity v of a bullet are known, its kinetic energy and momentum can be determined from the relationships E k = (1/2)mv 2 and momentum p = mv. Recoil. Free recoil is determined by velocity of Free Recoil — A description of the rifle velocity, momentum, and energy when not supported. Mar 22, 2018 · 6. Stock on its way, having fun. 3 ft/lb. My point is, if we’re satisfied with 2,600 fps and want minimal recoil, it’s better to use a smaller case filled to capacity than to download The rifle weighs 80-120 lbs and even with ports and an 18 lb muzzle break with 4 mercury recoil reducers the gun still has 200+ ft lbs of recoil. (g ~,p ~ hk I V I The actual observations of the sidebands is achieved by moving the absorber at a fixed velocity, causing a Doppler shift in the incoming radiation. Difference in Felt recoil Intuition would have me think that to get a larger mass (175's) to a similar velocity (as the 168's), one would need more powder equalling more recoil although kenitic energy = mass * velocity ^2, so the mass seems to have less to do with the recoil than the velocity that the bullet will be traveling. 5 percent. 73 fps Recoil Energy 2. 280 has more velocity, it would have slightly more felt recoil than the . Any rifle that has a Recoil Factor of less than 100 can be shot by anyone that can handle a rifle. Use this calculator to calculate the recoil on you rifles, handgun, and other firearms. 5 Creedmoor : Recoil results for the mid-sized 6mm and 6. our power factor is momentum value, but with inconsistent units. Nov 02, 2019 · The recoil of . Felt recoil, on the other hand, is the process by which the shooter reacts to and absorbs the recoil energy produced by the shot. So let’s do that for several well-known cartridges and you can compare relative numbers. 6mmBR vs. Your going to need specific information (payload/projectile weight, velocity and optimally the propellant charge weight or a good estimate ) on the ammo to be fire in both to make a fair comparison. 45-70 405 gr bullet muzzle velocity of 1330 fps recoil energy of 18. The shooter only perceives what the rifle does. 40 with a 135/155 grain bullet will be pretty similar. If you have constant bullet weight and a constant velocity in mind and change the powder type for burn rate, you can manipulate the felt recoil. Velocity was recorded with a Shooting Chrony chronograph at about 12 feet. Because there is less room for powder. Four pounds is a big deal. 03 ft/sec as opposed to 18. TA, I'm shooting the S&B 115gr FMJ at 1280 fps, which is giving me a KE of 421 ft-lbs. What is "recoil impul In the table below rifle weight is given in pounds, free recoil energy is given in foot pounds, and free recoil velocity is given in feet-per-second. Energy figures are skewed to favor velocity because velocity is squared in the equation. recoil energy vs recoil velocity

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