Thermal resistance
Thickness TR [m2.K/W] λD [W/mK]
40 mm 1.30 0.031
50 mm 1.60 0.031
60 mm 1.85 0.032
80 mm 2.50 0.032
100 mm 3.10 0.032
120 mm 3.75 0.032
Compressive strength at 10% strain1 CS(10\Y) = 700 kPa
Modules (typical value) Elastic modulus1 [MPa]
Thickness
<50 mm 20
≥50 mm 25
Long-term compressive strength (2% deformation after 50 years)
Thickness CC(2/1.5/50) [kPa]
<80 mm 200
≥80 mm 250
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 conditioned temperature and humidity (70°C, 90%) : DS(70,90) < 5%
Deformation under specific loading and temperature conditions (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 : T1
Thickness :
<50 mm ±2 mm
50 - 120 mm -2/+3 mm
>120 mm -2/+6 mm
Width : -3/+3 mm
Length : - 6/+6 mm
Dimensions
Thickness : 40 - 120mm
Width : 600mm
Length : 1250mm
Specific heat : 1450 J/(Kg.K)
Profiles : rebated stepped on 4 sides
Surface finish : with skin
Closed cell content : ≥95%
Designation code : XPS - EN 13164 - T1 - CS(10\Y)700 - <80mm CC(2/1.5/50)200 ≥80mm: CC(2/1.5/50)250 - DS(70,90) - DLT(2)5 - <50mm: WD(V)3 / ≥50mm & - <80mm: WD(V)2 / ≥80mm:WD(V)1 - WL(T)0.7 - FTCD1 - MU150
1) 1 Measured in the direction of thickness
2) Certified values for thicknesses >120mm
1 N/mm² = 10³ kPa = 1MPa
