- Acoustic insulation index : R
- Cekal acoustic classification
- Self-cleaning glass
- Scratch resistant glass
- How glass breaks
- Safety classification
- Vandalism resistant glass
- Break-in resistant glass
- BRS bullets resistant glass
- BRNS bullet resistant glass
- SG & SGNS bullet resistance
- Fire resistance
- Reaction to fire
- Thermal insulation classes
- Light Transmission
- Thermal transmittance
- Solar factor g
- Triple glazing
- Warm edge
All about glass > BRNS Bullet Resistant Glass Classification
If no spall is ejected on the side opposite the shot, the rating is followed by the letters NS
EN 1063 Class |
Plastofloat | weapon used | Calibre | ammunitions used |
shooting distance in m. |
impact velocity in m/s |
BR 2 NS | P 139 | handgun | 9 mm luger |
cylindro-ogivale plomb chemise acier plaqué |
5 | 400 |
BR 3 NS | P 185 | handgun | 0,357 magnum |
conique plomb chemisé acier plaqué |
5 | 430 |
BR 4 NS | P 278 | handgun | 0,44 rem mag |
cylindro-conique tronquée plomb chemisé acier |
5 | 440 |
BR 5 NS | P 345 | gun, rifle | 5,56 X 45 |
cylindro-conique plomb masse pénétrante acier chemisé acier |
10 | 950 |
BR 6 NS | P 375 | gun, rifle | 7,62 X 51 |
cylindro-conique plomb chemisé acier plaqué |
10 | 830 |
BR 7 NS | P 730 | gun, rifle | 7,62 X 51 perforating |
cylindro-conique acier chemisé acier(noyau dur) |
10 | 820 |
For example P 129 stops a 9 mm Luger shot with a handgun from a distance of 5 metres and is rated BR2.
Moreover, because it protects people located just behind the glass by guaranteeing that no spall is ejected, it is rated BR2 NS.