|
ITEM
|
PROPERTY
|
REQUIREMENT
|
TEST METHOD
|
|
1
|
Foam Type
|
Polyether polyurethane foam impregnated with rigid conductive latex
|
N/A
|
|
2
|
Density kgm-3
|
35-55
|
BS 4443 Pt 1 Method 2
|
|
3
|
Tensile Strength
kPa
|
70 Minimum
|
BS 4443 Pt 1 Method 3A
|
|
4
|
Elongation @ Break %
|
N/A
|
BS 4443 Pt 1 Method 3A
|
|
5
|
Loss in Tensile Strength After Heat Ageing (%)
|
30% Max Loss
|
BS 4443 Pt 1 Method 3A
140oC for 16 hours
|
|
6
|
Loss In Tensile Strength After Humidity Ageing (%)
|
30% Max Loss
|
BS 4443 Pt 1 Method 3A
105oC for 3 hours
|
|
7
|
Compression Set (50% Compression)
|
N/A
|
BS 4443 Pt 1 Method 3A
|
|
8
|
Volume Resistivity (ohms/m)
|
250 Maximum
|
BS 2044 Method 3
(100 Volts)
|
|
9
|
Surface Resistance (K ohms)
|
<10
|
Megger BM201
(100 Volts)
|
