Will a .45 ACP Penetrate Alumina Ceramic?

No — stops inside alumina ceramic (reaches 1 mm of a 10 mm barrier)
Penetration depth
1 mm (0.0″)
Impact velocity
260 m/s (853 fps)
Muzzle energy
504 J (371 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative .45 ACP load (14.9 g, FMJ, 260 m/s) reaches roughly 1 mm (0.0 inches) into alumina ceramic. It loses its energy before defeating a typical barrier of this material.

About Alumina Ceramic

Ceramic strike-face (~10 mm), the front of a rifle armor plate.

.45 ACP against other materials

MaterialDepth (mm)Depth (in)
Red Brick46 mm1.8″
Concrete24 mm1.0″
Tempered Glass10 mm0.4″
Steel A361 mm0.0″
Steel AR5001 mm0.0″
Run your own numbers in the calculator →

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