| Volumic Mass |
2500 Kgr/m3 |
| Compression Resistance |
1000 Mpa |
| Tensile Strength |
200 MPa for tempered glass |
| Elasticity |
It does not exhibit permanent deformation until it breaks. |
| Thermal Stress |
Up to 70 oC for annealed glassUp to 300 oC for temepred glass |
| Melting Temperature |
1500 oC |
| Thermal Transmittance : U-Value (4mm) |
5,7 W/m2 0K |
| Weight (4 mm) |
10 kg / m2 , (2,5 kg / mm / m2) |
| Solar Factor (single glazing 4 mm) |
0,85 |
| Light Reflection (single glazing 4 mm) |
8% |
| Light Trasmission (single glazing 4 mm) |
90% |
| UV Transmission |
57% |
| Sound Insulation (6mm) Rw |
31 dB |
