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20% Ordnance Gelatin (NATO Protocol)

Definition

Gelatin at 20 g per 100 mL water, at 10°C. Higher concentration produces greater penetration resistance, modelling the full human body including denser tissue and bone. Used by NATO member-state defence science bodies including DSTL Porton Down and the German Bundeswehr.

Related terms

10% Ordnance Gelatin (FBI Protocol)
Porcine or bovine gelatin at 10 g per 100 mL water, chilled to 4°C, calibrated with a 4.5mm steel BB at 590...
Back-Face Deformation (BFD)
The indentation left in Roma Plastilina No. 1 clay backing material behind an armour panel after a bullet impact that does not...
Clear Ballistics (Permagel)
A synthetic polymer-based ballistic test medium formulated to match 10% ordnance gelatin at 4°C. Optically clear (allows high-speed video of bullet penetration),...
IS 17051-2018
The Bureau of Indian Standards specification for personal body armour, published 2018. Defines four protection levels tested against 9mm FMJ, 7.62x25mm Tokarev...
NIJ Standard 0101.06
The National Institute of Justice (US DOJ) body armour performance standard, published 2008. Defines five protection levels (IIA, II, IIIA, III, IV)...

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