PHYSICAL PROPERTIES

PHYSICAL PROPERTIES (Typical)
Ingredients: Virgin P.T.F.E.
Filler/Pigment: Carbon (Anti-Static)
Color: Black
MECHANICAL PROPERTIES	Value	Units	Standard
Tensile Strength (Moulding Direction)	20-35	Mpa	BS2782:Pt3
Elongation at Break (Moulding Direction)	150-350	%	BS2782:Pt3
Density	2.13-2.19	G/cc	BS2782:Pt6
Hardness	57-64	Shore D	ASTM D2240
Deformation under Load @ 1Hr, 23°C, 14.2MPa	11.8	%	ASTM D621
@ 24Hrs, 23°C, 14.2MPa	14.3	%	ASTM D621
@ Permanent Deformation	7.9	%	ASTM D621
@ 1Hr, 150°C, 5MPa	10	%	ASTM D621
Flexural Modulus @ 23°C	690	MPa	ASTM D790
ELECTRICAL PROPERTIES	Value	Units	Standard
Dielectric Strength @ Air (Tape)	60-80	KV/mm	ASTM D149
@ Oil (Extrusion/Moulding)	35/24	KV/mm	ASTM D149
Proof Test (Dielectric Strength)	24 Pass	KV/mm	BS6564 (E)
Electrical Resistance per 50mm	0-50	K W
Electrical Conductivity per 25.4 x 254mm	0-40	M W
THERMAL PROPERTIES	Value	Units	Standard
Point of Fusion DSC	327	°C	ASTM D3417
Max. Working Temperature	260	°C	-
Max. Working Temperature @ Short Periods	300	°C	-
Min. Working Temperature	-200	°C	-
Thermal Conductivity @ Moulding Direction (MD)	0.24	W/(m.K)	ASTM C177
Coefficient of Linear Thermal Expansion TMA (23-200° C)
@Moulding Direction (MD)	142	10-6/°C	ASTM D696
@ Right Angles to MD	152	10-6/°C
Flash Point	530	°C	ASTM D1929
Limiting Oxygen Index	>95	%	ASTM D2863
WEAR PROPERTIES	Value	Units	Standard
Coefficient of Friction @ Dry Sliding
Static	0.08	-	ASTM D1894
Dynamic	0.06	-
The above properties are typical and are only intended to be used as a guide.