"EDIT: Meant to mention that as far as I am aware, if polycarbonate is used in bullet resistant windows in vehicles it is used in a laminate with glass. The glass ofsetting the structural deficiencies of the polycarbonate and the polycarbonate giving the resistance to high mechanical energies".[/quote]
Not sure were you got this fact from so I have attached a Youtube to show you the type of windscreens I made. Sorry, they were not lamed with glass.
Here is another sight with actual scientific numbers.
Please note Tensile Strength:- Acrylic 10,000PSI Poly 10,5ooPSI
Impact strength:- Acrylic .9NI Poly 13.0NI
Elongation:- Acrylic 5% Poly 100%
Comparison Table for Plastics.
As far as crazing. I have never seen poly craze. that's not saying it dosn't of course. I have seen it get a little foggy over time...enjoy