Will a .22 LR Penetrate Alumina Ceramic?

No — stops inside alumina ceramic (reaches 1 mm of a 10 mm barrier)
Penetration depth
1 mm (0.0″)
Impact velocity
330 m/s (1083 fps)
Muzzle energy
142 J (104 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative .22 LR load (2.6 g, FMJ, 330 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.

.22 LR against other materials

MaterialDepth (mm)Depth (in)
Red Brick49 mm1.9″
Concrete26 mm1.0″
Tempered Glass11 mm0.4″
Steel A362 mm0.1″
Steel AR5001 mm0.0″
Run your own numbers in the calculator →

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