GAUGE |
12 |
MODEL |
Borra Proiettile Magum |
HEIGHT |
One height only , at edging it is self-adjusting.
(53 mm) |
TYPE |
Slug with self-adjusting projections and wadintroduced
by a sliding frictioned shank. |
WEIGHT |
Total weight of about 40 grams |
DIAMETER |
mm 18,55 |
SECTIONAL DENSITY |
14,63 gr./cmq |
V/1 |
With Pmax of 740 bars it can be pushed at a speed
V/1 of over 440 m./sec |
E/1 |
E/1 (starting kinetic energy: half of the mass x
square of speed) of about 390 Kgm. (kilogram-metres). |
SUGGESTIONS |
Round edge with 17-18mm. The
tip of the ogive must remain some milimeter under the edge of the
cartridge. |
NOTE:
It i designed to be fired even from choked and rifled.
This is obtained thanks to easy self-reducing guide rings. It acts
like an under-gauged. |