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|
Characteristic
|
Silbonit
|
| Specific gravity when dry |
≥1.6 kg / dm³
|
| Max. water absorption (**) |
25%
|
| Natural Humidity |
10 + 15%
|
| Movement in extreme weather conditions temperature and moisture conditions -5°C + 100°C; 20 + 90 % |
1.5 mm/m
|
| Thermal conductivity |
0.36 W/mK
|
| Thermal expansion coefficient |
0.00001 °C-¹
|
| Combustibility |
Class: A2 – s1, d0
|
| Freeze resistance |
Optimum
|
| Oils, acids, bases, salts resistance |
Good
|
| Impermeability |
Absolute
|
| Wear resistance |
Good
|
| Bending resistance (ambient conditions) | |
| Perpendicular rupture to fibers |
32 N/mm²
|
| Parallel rupture to fibers |
22 N/mm²
|
| Compression resistance |
40 N/mm²
|
| Resilience |
2 Nmm/mm²
|
| E modulus of elasticity (ambient conditions) |
12.000 N/mm²
|
| Endurance class (EN 12467) |
Category A
|
**Sheets not treated and after a 24-hour bath in water
*The testing was performed on “Silbonit”, the European name for Silbonit.
The sheets are classified as follows class 4 – category A – level 1 (EN 12467 standards)