How deep does a 9mm Luger penetrate Ballistic Gel 10%?

At the muzzle, a representative 9mm Luger load penetrates approximately 694 mm (27.3 inches) into ballistic gel 10%.

What is the impact energy of a 9mm Luger?

This 9mm Luger load carries about 518 joules (382 ft-lb) at the muzzle.

Over-penetrates (27″ vs 18″ FBI maximum)

Penetration depth

694 mm (27.3″)

Impact velocity

360 m/s (1181 fps)

Muzzle energy

518 J (382 ft-lb)

Bullet behaviour

Intact

Fired at the muzzle, a representative 9mm Luger load (8 g, FMJ, 360 m/s) reaches roughly 694 mm (27.3 inches) into ballistic gel 10%.

10% ordnance gelatin is the FBI reference medium; 12–18 in (305–457 mm) is the accepted penetration window.