Load data for .300 Blaser Mag. + 140gr Barnes X BT

535 suitable loads across 93 powder(s) for cartridge .300 Blaser Mag. with 140gr Barnes X BT bullet.

The most recommended powders for this combination are Alliant Reloder-16, ReloadSwiss RS 70 and Alliant Reloder-26.

.300 Blaser Mag. cartridge with combo bulletSeated DepthL3 = 2.519 in / 63.98 mmL6 = 3.340 in / 84.84 mmSeated Depth = .324 in / 8.23 mm

Based on C.I.P., the max. allowed case length is 2.528 in / 64.20 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.

Load Specifications

ImperialMetric
Case Length (L3):2.519" | 64.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.433" | 11.0 mm
Case Capacity:92.4 gow | 5.99 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):60,916 psi | 4,200 bar
Barrel Length:25.6" | 650 mm
Min. Twist Rate:1:13.5

Get PRO license to unlock all data and calculators