Technical Data

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 sheets are classified as follows class 4 – category A – level 1 (EN 12467 standards)

The Product Guide contains all our literature and installation instructions needed to install the material. Please remember that our Product Guide is always available to view or download paper free on our web site. Click here to see our Product Guide for more information on Fiber Cement Cladding Sheets, Breathable Waterproof Membrane, Stainless Steel Screw, Insulation, Backer Rod & Sealant.