break proof glass bullet resistant glassunbroken glass is made of three or more than three pieces of glass between which three layer or more layers of PVB with strong cohesion is sandwiched under high temperature and pressure.
The detail of break proof glass bullet resistant glassunbroken glass information:
national standard, bulletproof glass has three categories, L,M and H
L-bullet resistant glazing
glass splinter not penetrate the witness card
M-bullet resistant glazing
glass splinter not inset the witness card
H-bullet resistant glazing
glass splinter not fall down
be further classified into 5 grades:F64, F54, F79, F56 and FJ79
F64: against hand guns of medium power,such as the 9mm, Super 38 Automatic
F54: against hand guns of high power,such as the .357 Magnum
F79: against multiple shots from a submachine-gun,such as a 9mm Uzi
F56 : against multiple shots from a military asault rifle, such as an M-16
FJ79: against military ball full metal copper jacket amunition fired
from a hunting rifle such as the 308 Winchester of a military rifle
1)When under the outside force, the elastomeric PVB interlayer can absorb some of the force and stop it from getting through.
2)Because of its security, there is no need to install cage-like steel fence, moreover, it is beautiful and cost saving. 3)The PVB interlayer is efficient to obstruct the sound wave and able to restrain the transmit of noises
4)The organic interlayer can absorb more than 99% of the ultraviolet in the sunlight
6)Can be compounded into Insulated Glass,Anti Fire Glass,Coated Glass,Painting Glass,Frosted Glass,Electronic and Furniture Glass.