Thermal resistance
Thickness TR[m2.K/W] λD [W/mK]
40 mm 1.35 0.031
50 mm 1.65 0.031
60 mm 1.95 0.032
80 mm 2.60 0.032
100 mm 3.20 0.032
120 mm 3.75 0.032
Compressive strength at 10% strain 1 CS(10\Y) = 500 kPa
Modulus (typical value) Elastic modulus1 [MPa]
Thickness
<50 mm 20
≥50 mm 25
Long-term compressive strength (2% deformation after 50 years) CC(2/1.5/50) 180 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 : 40 - 120mm
Width : 600mm
Length : 1250mm
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)500 - <80mm CC(2/1.5/50)150 ≥80mm: CC(2/1.5/50)180 - 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
