85x49 XL1E1--this round used a rimless, bottlenecked case 49mm long containing a 55-grain FMJ Spitzer bullet with a rated muzzle velocity
of 3115 fps.
Its four-gram (62 grains) projectile has a muzzle velocity
of 930 m/sec and a standard deviation of less than 25 mm.
5-grain charge of Cordite for a muzzle velocity
of 2050 fps.
A four-piece composite sabot like that used on standard tank rounds seals the gun tube to capture the pressure from burning launch propellants and increase muzzle velocity
, then breaks away in flight.
60 Length [mm]: 943 Barrel length [mm]: 415 Rate of fire [rds/min]: 850 to 900 Muzzle velocity
[m/s]: AK-107:900 Max effective range [m]: 400
To keep cartridge volume to a minimum, muzzle velocity
might have to be limited to perhaps 2,900-2,950 feet per second, but this should still be fast enough to produce exceptional performance from the proposed round.
5-grain pellet of compressed blackpowder surrounded by granular powder to produce a muzzle velocity
of 1610 fps
Taccad said, The artillery system (will be) equipped with fire control computers, muzzle velocity
radars, inertial navigation and target acquisition systems.
in a Browning High Power was reported at 1,100 fps.
The 20-grain Varmint HV Plastic Tip and Super-X 20-grain JI-IP loads are recording a muzzle velocity
of 3,000 fps (by comparison, the 17-grain .
Blind Side has a stated muzzle velocity
of 1,400 feet per second.
56mm NATO round with 55-grain polymer-tipped bullet with a muzzle velocity
of 3,240 fps.