ASTM

VALUE

Dielectric constant (50% RH, 73 degrees F. @ 60 Hertz.)

D150

2.80

Dissipation factor (50% RH, 73 degrees F. @ 60 Hertz.)

D150

0.0004

Volume resistivity, dry ohm /cm3 @ 73 degrees F.

D257

1 x 1015

Surface resistivity, ohm /cm2, psi @ 73 degrees F.

D257

1 x 1015

Dielectric strength (18 inch sample) volts / mil

D149

630

UL flame class rating, 0.060 inch thickness

D149

94 V-1

UL flame class rating, 0.090 inch thickness

D149

94 V-1

UL flame class rating, 0.125 inch thickness

D149

94 V-0

Flame spread, radiant panel, 0.125 inch thickness

E62

50

Flame spread, steiner tunnel, 0.160 inch thickness

E84

170