Physical Properties for PTFE Sheet

PTFE

Physical
Property	Units	Method	Value
Density	Gr/cm³	ASTM D 792-50	2.16-2.20

Mechanical
Property	Units	Method	Value
Hardness Shore D		DIN 53 505	55-59
Tensile Strength	N/mm²	ISO/R 527 E	10.3-22.5
Elongation @ Break		ISO/R 527	75-150
Compressive Strength		DIN 53 454	No break
Flexural Strength	N/mm²	ASTM D 790	No break
Ball Indention	O	DIN 53 456	30.5
Surface Resistivity		ASTM D 256	10¹⁷

Electrical
Property	Units	Method	Value
Dielectric Constant
50 Hz		DIN 53 483	2.1
10³Hz			2.1
10⁶Hz			2.1
Dissipation Factor O
50 Hz		DIN 53 483	10^-4
10³Hz			10^-4
10⁶Hz			10^-4
Dielectric Strength	KV/mm Volt/mil	D 149/15	20-40 500-1.000
Specific Volume Resistivity			10²⁷
Surface Resistance	O cm O	DIN 53 482 DIN 53 482	10¹⁶

Thermal
Property	Units	Method	Value
Service temperature	°C °F		-200 to +250 -325 to +482

Property values reflect typical average values and are provided as a general guide only, not for design purposes.

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Title: Physical Properties for PTFE Sheet
Description: Physical, Mechanical, Electrical and Thermal Typical Properties.
Published: 1/27/2009
Last Edited: 1/10/2023

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