FORMEX 18 & 31 

All information is taken from specifications provided by material manufacturers and should be checked for suitability for application.

Properties	Value	Specification
Penetration resistance	Good
Resistivity                           Surface	10⒖ Ohm	ASTM D 257
Volume	10⒖ Ohm cm	ASTM D 257
Electrical strength	F 18 = 1720 VPM F31 = 1230 VPM	ASTM D 149 ASTM D 149
Moisture absorption	0.01%	ASTM D 1637
Melt point	150 º C
	100 º C
Structure form	SCORE

Thickness range	0.4mm and 0.8mm
Colour	White
UL 94 approval	UL94 V0
Available with adhesive backing  and release liner	Yes
Suitability for RFI when laminated with Copper or Aluminium	Good

Best applications: Flat profiles and scored forms requiring medium temperature and medium voltage resistance, with UL approval.

Applications and conditions to avoid: High voltage and elevated temperatures