Will a .357 Magnum Penetrate Packed Sand?

Yes — defeats a 150 mm packed sand barrier
Penetration depth
179 mm (7.0″)
Impact velocity
395 m/s (1296 fps)
Muzzle energy
796 J (587 ft-lb)
Bullet behaviour
Expanded

Fired at the muzzle, a representative .357 Magnum load (10.2 g, SP, 395 m/s) reaches roughly 179 mm (7.0 inches) into packed sand. That is enough to defeat a typical barrier of this material — treat anything behind it as exposed.

About Packed Sand

Packed sand (~150 mm), e.g. a single sandbag.

.357 Magnum against other materials

MaterialDepth (mm)Depth (in)
Red Brick99 mm3.9″
Concrete54 mm2.1″
Tempered Glass14 mm0.5″
Steel A362 mm0.1″
Steel AR5001 mm0.0″
Run your own numbers in the calculator →

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