The general characteristics of the monolithic polycarbonate we use in the production are given in the table.
| Properties / Thickness | 2mm | 3mm | 4mm | 5mm | 6mm | 8mm | 10mm | 12mm |
|---|---|---|---|---|---|---|---|---|
| Weight, kg / m2 | 2,4 | 3,6 | 4,8 | 6 | 7,2 | 9,6 | 12 | 14,4 |
| Minimum bending radius, m | 0,3 | 0,45 | 0,6 | 0,75 | 0,9 | 1,2 | 1,5 | 1,8 |
| Airborne Sound Insulation Index (not less) | 16 dB | 18 dB | 19 dB | 20 dB | 21 dB | 23 dB | 25 dB | 26 dB |
| Heat transfer resistance, m2*C/W | 0,17 – 0,18 | 0,18 | 0,18 – 0,19 | 0,19 | 0,2 | 0,2 – 0,21 | 0,21 – 0,22 | 0,23 |
| Light transmission | 88,5% | 88% | 87% | 86,5% | 86% | 86% | 86% | 84% |
| Absorbed impact energy, Nm | >200 | >200 | >400 | >400 | >400 | >400 | >400 | >400 |
| Tensile strength | 67.2 MPa | |||||||
| Elongation at break | 9.9% | 10.7% |
Physical and mechanical characteristics: comparison with glass
| Characteristic | Silicate glass (“regular”) | Monolithic polycarbonate |
|---|---|---|
| Thickness, mm | 4 | 4 |
| Weight, kg / m2 | 9,4 | 4,8 |
| Minimum bending radius R min., m | – | 0,6 |
| Heat transfer coefficient, W / m2 • ° С | 5,8 | 3,8-4,1 |
| Vicat heat resistance, ° C | 600 | 145 |
| Coefficient of linear thermal expansion K-1 • 10-5 | 0,9 | 6,5 |
| Tensile strength, MPa | 3,4 | 57,7 |
| Charpy impact strength of notched specimen, kJ / m2 | – | 35 |
| Impact resistance according to Gardner (J) | – | >400 |
| Maximum bending strength MPa, not less | – | 73,67 |
| Light transmission coefficient,% | 89 | 85 |
UV protective layer
All sheets of monolithic polycarbonate are covered with a protective UV layer of optimal concentration and thickness (not less than 40 microns – 60 microns) on both sides of the sheet.