Various remarkable types of rifle cartridges are being popularised in the current era. Each of them indicates a significant advancement for competitive shooting and hunting applications.
Ammunition manufacturers develop sleek bullets that engage targets with greater accuracy and velocity. This article will go through cartridges designed for short and long-range to create a perfect storm in cartridge development.
10mm ammo – Overview
The 10mm John Dean “Jeff” Cooper first invented the 10mm automatic cartridge in the United States Marines. This powerful 10mm semi-automatic pistol cartridge was later introduced in 1983 in the Bren Ten pistol. Its design was acquired and brought forth by FFV Norma AB of Amotfors, an ammunition manufacturer in Sweden.
Due to the repercussions of the 1986 FBI Miami shootout, it was commissioned by the FBI in 1989. Autopsy report disclosed that the cartridges used by FBI agents could not penetrate the ballistic vest used by criminals with their ammunition.
After the Firearms Training Unit pointed out some flaws, this cartridge was withdrawn from service. It has more recoil for the training of average police officers and agents according to their use and qualification. The pistols designed for this cartridge were too large for small-handed individuals.
10mm ammo – Properties
- Has the competitive advantage over semi-automatic caliber for hunting and law enforcement
- Higher velocity and lethal penetration
- Excellent performance
5.7×28 ammo – Overview
It was developed by Fabrique Nationale Herstal or FN Herstal, the prominent firearms manufacturing company. It is a small caliber with high velocity, smokeless powder, and bottlenecked centerfire centrifuge that is specifically developed for the use of handguns and personal defense weapons. It was designed with FN P90 PDW and FN Five-Seven firearms.
To replace the 9×19 Parabellum cartridge, NATO requested replacement with a 5.7×28 cartridge. The 5.7×28 caliber firearms are currently used by military and security forces of around 40 nations worldwide. It is also in service with the United States Secret Service. The 5.7×28 cartridge has two variations that are SS195LF and SS197SR. It is also used by several weapons such as FN PS90 and AR-57 carbines. Both of them are presented by FN to civilian sharpshooters.
5.7×28 ammo – Properties
- Impact targets at a more extended range
- Capable of penetrating Kevlar protective vests
- The effective range of 1800m
- Less recoil than 9x19mm cartridge and improved controllability
CCI 400 primers – Overview
The cartridge is a scrap metal without the CCI 400 small rifle primers. CC small rifle primers are highly advanced products that are constantly enhanced and tested. CCI 400 primers are more sensitive, easier to sit, and are more consistent automated and progressive loading than ever before. CCI 400 primers contain the latest non-mercuric and non-corrosive initiator blends.
These primers are the bread and butter of reloading. They are surprisingly clean-burning, keeping the primer pockets tidy and amplifying the time between pocket cleaning. That is a significant advantage for advanced reloaders. They are designed for smooth feeding in automated equipment and are easier to sit with than other CCI primers.
CCI 400 primers – Properties
- Easily Adaptable
- Have a clean-burning initiator chamber
- Enhanced sensitivity
6.5 Creedmoor bulk ammo – Overview
The 6.5 Creedmoor bulk ammo is a medium-powered cartridge compared with the 6.5x47mm Lapua and .260 Remington. This cartridge has supersonic capability and preserves its accuracy to 1200 yards. The 20-inch barrel semi-auto sniper rifle equipped with 6.5 Creedmoor can easily engage military targets from a close range to 1100 metres.
6.5 Creedmoor bulk ammo – Properties
- Higher accuracy
- More reliable
- Enhanced penetration rate and terminal ballistics
- Better range
7.62x39mm – Overview
7.62x39mm of soviet origin was generally deployed for the Russian SKS and AK47 class rifles, including RPD and RPK Light Machine Guns (LMG’s). This cartridge was in service by the soviets till the 1970s.
Later it was replaced by a 5.45x39mm cartridge launched with the modern AK 74 and AK 12 rifle. A 7.62x39mm cartridge is currently used for recently developed AK 15 rifles. It was one of the versatile cartridges in design and had an effective range of 400 yards. It can be used for hunting but fails to maintain its velocity after 200 yards.
7.62x39mm – Properties
- For long shooting and hunting
- Improved Accuracy
- Better performance