Electrical Properties of Teflon® Coatings

Property	ASTM Standard	Unit	Teflon® PTFE	Teflon® FEP	Teflon® PFA	Teflon® ETFE
Dielectric Constant	D150	1 MHz	2.1	2.1	2.1	2.6
Dielectic Strength**	D149	V/µm	18	53	80	79
Dissipation Factor	D150	1 MHz	<0.0001	0.0006	0.0001	0.007
Arc Resistance	D495	sec	>300	300	>180	122
Volume Resistivity	D257	ohm·cm	>10¹⁸	>10¹⁸	>10¹⁸	>10¹⁷
Surface Resistivity	D257	ohm/sq	>10¹⁸	>10¹⁶	>10¹⁷	>10¹⁵
** Dielectric Strength: 100 micrometers film Source: DuPont

CREST COATING, INC.
1361 South Allec Street • Anaheim, CA 92805 • Phone: 714-635-7090 • Fax: 714-758-8752

For More Information Contact: sales_team@crestcoating.com