Cembrit Windstopper Basic

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Cembrit Windstopper Basic
4.3.2016
Cembrit Windstopper Basic
Unit
Standard
Value
Dimension (nominal)
Thickness
Width
Length
mm
mm
mm
EN12467
9
1200
2700
Max width: 1250 mm.
Max length: 3150 mm.
Dimension tolerance (EN 12467)
Thickness
Width
Length
mm
mm
mm
EN12467
+/-0,9
+/-3,6
+/-5
Tolerances according EN12467 (Level 1)
Dimension tolerance (Internal requirement)
Thickness
Width
Length
mm
mm
mm
EN12467
+/-0,9
+/-3,6
+/-5
Cembrit tolerance requirement
Physical properties
Density, dry
Density, dry
Weight
Moisture content (on dispatch ex works)
Kg/m3
Kg/m3
Kg/m2
%
≥ 1300
1450
13,5
1-4
Minimum apparent density according EN12467
Production average value
Evaluation, based on production average value
Production average value
Mechnical properties
Bending modulus of elasticity
E-module along grain, ambient
E-module across/grain, ambient
E-module along grain, wet
E-module across/grain, wet
Soft body impact
Scratch resistance
MAR resistance
Warm water resistance, 56 days (average along/across)
Soak-dry, 25 cycles (average along/across)
Heat/rain exposure
Resistance to acid rain
GPa
GPa
GPa
GPa
J
Mohs
Mohs
RL
RL
Visual
-
Bending strength
Along grain, (ambient)
Across grain, (ambient)
Along grain, wet
Across grain, wet
MPa
MPa
MPa
MPa
EN12467
ASTM C1185
EN12467
EN14019
EN16094
EN12467
ASTM D1308
EN12467
3
2
NA
NA
NR
NR
NR
1,32
0,95
NA
NA
8,9
11,3
4
6
Remarks
Production average value
Verified in the development stage
Verified in the development stage
Production average value. Based on correlation
factor 1,17 from oven dry condition
-
Impact strength (Charpy)
Along grain, dry
kJ/m2
Across grain, dry
kJ/m2
Thermal properties
Heat conductivity
Coefficient of thermal expansion
Temperature (air) in use
Frost resistance (average along/across)
W/m °C
mm/m °C
°C max
RL
EN12467
0,5
0,01
-20 - +50
0,93
Litterature value
Litterature value
Estimated value
-
Hygrothermal properties
Water absorption (24 hrs 105°C, 24 hrs in water)
Moistore movement (wet-dry-wet, 30/90 % RH)
Water impermeability
%
mm/m
Visual
EN12467
EN12467
EN12467
21,0
3,1
No drop
Production average value
Random spot check
-
Water vapour transmission properties (23 °C- 0/99 %RH)
Vapour transmission resistance (Z-value)
Vapour transmission resistance
Vapour diffusion equivalent air layer thickness
Vapour resistance factor
Gpa m2 s/kg
s/m
Sd (m)
μ
EN12572
EN12572
EN12572
EN12572
1,70
12453
0,33
34,2
Verified in the development stage
Verified in the development stage
Verified in the development stage
Verified in the development stage
Color Resistance to UV (Xenon Arc light for accelerated weathering)
3000 hours
5000 hours
ΔE
ΔE
ASTM G155
NR
NR
Verified in the development stage
Reation to fire
Fire classification
Fire protection ability classification
Rating
Rating
EN13501-1
A2-sl, d0 EN13501-2 K1 10 & K2 10 Verified in the development stage
Other properties
Category, class
The values given are typical values.
NA: Not applicable.
NR: Not relevant
Internal
EN12467
NR
NR
NT D2 I
Random spot check
-

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