VCF75

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 StrengthAfter Heat Ageing (%)

30% Max Loss

BS 4443 Pt 1 Method 3A

140^oC for 16 hours

6

Loss In Tensile StrengthAfter Humidity Ageing (%)

30% Max Loss

BS 4443 Pt 1 Method 3A

105^oC 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)