Acrylic mirror, at half the weight and five times the impact strength of plate glass mirror, offers all the benefits without the associated risk of breakages. Polycarbonate mirror benefits from being completely shatter resistant and is also half the weight of glass.
Anti-ligature edge option available.
For more information please call our team on 01992 622 823 or email sales@tbspoly.com
Shop our full range of sheet plastics.
Lettering, POS, displays, shop fitting, safety mirrors, schools, gyms, halls and function rooms.
Polycarbonate Fire Rating:
BS476 Part 7: Class 1
Acrylic Fire Rating:
BS 476 Part 7 Class 4
Co-efficient of Linear Expansion:
DIN 53752 10-6/C° 60-70
Property |
Test Method |
Units |
Polycarbonate Mirror |
Physical |
Specific Gravity/Relative Density |
ASTM D-792 |
|
1.2 |
Water Absorption |
ASTM D-570 |
% By wt |
0.15 |
Mechanical |
Tensile Strength |
ASTM D-638 |
psi |
9,000 |
Tensile Modulus of Elasticity |
— |
psi |
345,000 |
Flexural Strength |
ASTM D-790 |
psi |
13,500 |
Flexural Modulus of Elasticity |
ASTM D-790 |
psi |
345,000 |
Compressive Strength |
ASTM D-695 |
psi |
12,500 |
Izod Impact Strength – Moulded Notch |
ASTM D-256 |
ft-lb/in Notch |
12 |
Izod Impact Strength – Milled Notch |
ASTM D-695 |
psi |
16 |
Ball Drop Impact |
|
|
Pass |
Gardner Impact (1/2” Diameter Dart) |
ASTM D-5420 |
|
>320 |
Thermal |
Deflection Temperature @ 264 psi (1.8 MPa) |
ASTM D-648 |
°F |
270 |
Deflection Temperature @ 66 psi (0.45 MPa) |
ASTM D-648 |
°F |
280 |
Coefficient of Thermal Expansion |
ASTM D-696 |
in/(in-°F ) x 10-5 |
3.75 |
Thermal Conductivity |
ASTM D-177 |
BTU-ft/(hr-ft2-°F) |
0.1125 |
Flammability (Burning Rate) |
ASTM D-635 |
In/minute |
<1 |
Self-Ignition Temperature |
ASTM D-635 |
°F |
1077 |
Flash Ignition Temperature |
ASTM D-1929 |
°F |
872 |