Thermal resistance
Thickness TR[m2.K/W] λD [W/mK]
30 mm 1.00 0.030
40 mm 1.35 0.030
50 mm 1.65 0.030
60 mm 1.95 0.030
80 mm 2.60 0.030
100 mm 3.20 0.030
120 mm 3.85 0.030
140 mm 4.50 0.030
Compressive strength at 10% strain1 CS(10\Y) = 300 kPa
Modulus (typical value) Elastic modulus1 [MPa]
Thickness
<50 mm 15
≥50 mm 20
Long-term compressive strength (2% deformation after 50 years) CC(2/1.5/50) 130 kPa
Vapor diffusion resistance factor μ : MU = 150
Long-term water absorption by total immersion WL(T) = 0.7%
Water absorption by diffusion
Thickness WD(V) [%]
<50 mm 3
50 - 79 mm 2
≥80 mm 1
Water absorption after freeze-thaw cycles : FTCD = 1%.
Dimensional stability at temperature and humidity conditioned (70°C, 90%) : DS(70,90)<5%
Deformation under specific loading conditions and temperature (40kPa, 70°C) : DLT(2)5 <5%
Coefficient of linear thermal expansion (typical value) : 0.07 mm/(m.K)
Reaction to fire (Euroclass) : E
Maximum operating temperature : -50/+75°C
Dimensional tolerances
Thickness : T1
<50 mm ±2mm
50 - 120 mm -2/+3 mm
>120 mm -2/+6 mm
Width : -3/+3mm
Length : -6/+6
Dimensions
Thickness : 30 - 100mm
Width : 600mm
Length : 2400mm
Specific heat : 1450 J/(Kg.K)
Profiles : male female on the 4 sides
Surface finish : with skin
Closed cell content : ≥95%
Designation code : XPS - EN 13164 - T1 - CS(10\Y)300 - CC(2/1.5/50)130 - DS(70,90) - DLT(2)5 - <50mm: WD(V)3 /
≥50mm & - <80mm: WD(V)2 / ≥80mm:WD(V)1 - WL(T)0.7 - FTCD1
1) 1 Measured in the direction of thickness
2) Certified values for thicknesses >120mm
1 N/mm² = 10³ kPa = 1MPa