Police shield

Technical features:
1) Impact strength: 850J/m. That means the impact resistance of polycarbonate solid sheet is about 200 times of comman glass, 20 times of acrylic sheets.
2) Light weight:About 1/2 times of glass .
3) Light transmission(clear color)80%--90% for different thickness
4) Light transmission: 80%-90% for different thickness of clear color
5) Specific gravity: 1.2 g/cm
6) Coefficient of thermal expansion: 0.065 mm/m^oC
7) Service temperature range: -40^oC to 120^oC
8) Heat conductivity: 2.3-3.9 W/m2 oC
9) Tensile strength: >60N/mm2
10) Flexural strength: 100N/mm2
11) Modulus of elasticity: 2,400mPa
12) Tensile street at break: >65mPa
13) Elongation at break: >100%
14) Specific heat: 1.16J/kgk
15) Heat deflection temperature: 140^oC
16) Soundproof index: 4mmthickness--27dB, 5mm--28dB, 6mm--29dB, 8mm--31dB, 10mm-32dB 12mm--34dB

Police shield (PC)

Anti-Riot Police shield(PC)
1) size:90*50cm
2) thickness:4mm
3) High impact strength
4) Fire retardant