The cartridge was originally marked with six cannelures
in the middle of the case, which were later replaced by six flutes on the shoulder of the case.
The crimping grooves or cannelures
on .32 Special bullets are not located in the right place for setting the proper overall length of the .32-40 round.
Most autoloader ammunition is taper-crimped without cannelures
, which can allow bullets to be pushed back into their cases if repeatedly chambered and re-chambered in autoloaders.
Like the GMX, the FMX features cut, not rolled, cannelures
. There are two, the rear one for pressure relief to match the pressure curve of the SST.
(1970): Un etonnant paysage: les cannelures
greseuses du Bembeche (N du Tchad).
Both CorBon and Hornady have factory ammo, brass will be available from Starline and there are already quite a few suitable .45 bullets with cannelures
This easy-to-use, steel-frame tool allows the home reloader to apply precise cannelures
to most jacketed bullets in calibers from .224 to .458.
I used Hornady dies to prepare the loads, and the seating die applies a neat roll crimp into the bullets' cannelures
. But you don't want to overdo it, as the case mouth may buckle if too much force is used.
These 400-grain bullets work great in the .405, but the cannelures
are located a little far back for crimping in the .405 case.
The HAP bullet is essentially a redesigned XTP bullet, one that dispenses with the folds and cannelures
the XTP employs to produce expansion.
Many lever actions with tube magazines will only function with bullets seated in a relatively narrow range, the reason round- and flat-nosed bullets designed for cartridges like the .30-30 have their cannelures
placed at a certain distance from the nose of the bullet.
and ogives compel us to position these bullets so far out that in cases as long as 2.100 inches, cartridge length exceeds what will fit in short magazines." He adds thatnecks on both RCM rounds are about .300 long, so base-to-shoulder measure on the .338 is a tad shorter than on the .300.