Ballistic Gel Guide
10% vs 20%
Two calibrated formulations, one crystal-clear medium. Here's how to choose the right block for what you test.
FBI Standard
10% Ballistic Gel
- Handguns & pistol-caliber carbines
- Personal defense ammunition
- Expanding bullet performance
- FBI protocol testing
BB Calibration: 590 gr @ 590 fps → 3.35 ± 0.30 in.
Shop 10% Blocks
NATO Standard
20% Ballistic Gel
- Rifle calibers & high-velocity rounds
- Military & NATO protocol testing
- Hunting bullet validation
- Fragmentation & yaw analysis
BB Calibration: 590 gr @ 590 fps → 2.55 ± 0.25 in.
Shop 20% Blocks
Side by Side
How They Compare
| 10% Gel | 20% Gel | |
|---|---|---|
| Standard | FBI | NATO / IWBA |
| Gel Concentration | 10% by weight | 20% by weight |
| Density / Firmness | Softer, closer to human soft tissue | Firmer, simulates denser tissue |
| Best For | Handgun, pistol-caliber carbine | Rifle, high-velocity, hunting |
| Wound Channel Visibility | Excellent — clear temporary cavity | Excellent — more exaggerated cavity |
| Refrigeration Required | No | No |
| Reusable | Yes — up to 10× | Yes — up to 10× |
| FBI Protocol Compliant | Yes | Not applicable |