Sono foam (fire retardant) MATERIAL

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Expanded non cross linked flexible polyethylene foam with closed cell structure.

Technical Properties:

Density30 - 40 Kg/m³
Tensile Strength230 KPa, 2.34 Kg/cm²
Flingation at break115 %
Permanent Set in Compression6 %
Tearing Strength, N/mm of Thickness1.6 Kgf/cm
Dimensional Change on Heating1.0 %
Water Absorption0.002 g/cm³
Moisture Permeability5.8 mg/cm². 24hr
Permeability to Light Rays70 -79 %
Hardness Factor194.4
Thermal Resistance1.15 m². K/W (1.22m². K/W for double sided PET laminated foam)
Thermal Conductivity0.037 - 0.050 W/m.K (for virgin foam only. Much lower for foam laminated with PET reflective surfaces or wood fibre