Westlake Plastics Halar® 901 ECTFE

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Westlake Plastics Halar® 901 ECTFE (discontinued **)
Categories:	Polymer; Thermoplastic; Fluoropolymer; ETFE/ECTFE; ECTFE Fluoropolymer
Material Notes:	Made from HALAR® ethylene-chlorotrifluoroethylene resin, these products are virtually unaffected by most corrosive chemicals. ECTFE products have excellent chemical and mechanical properties, impact strength, and a broad service use temperature. This polymer offers extremely low permeability to liquids, gases, and vapors. Halar® is a trade name of Solvay Solexis, Inc. Information provided by Westlake Plastics.
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Physical Properties	Metric	English	Comments

Density	1.68 g/cc	0.0607 lb/in³	ASTM D792
Water Absorption	<= 0.10 %	<= 0.10 %	ASTM D570; 24 hrs.

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	29.6 MPa	4300 psi	ASTM D638
Elongation at Break	250 %	250 %	ASTM D638
Tensile Modulus	1.65 GPa	240 ksi	ASTM D638
Flexural Yield Strength	26.2 MPa	3800 psi	ASTM D790
Flexural Modulus	1.69 GPa	245 ksi	ASTM D790
Izod Impact, Notched	NB	NB	ASTM D256

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.5 @Frequency 1000 Hz	2.5 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	13.8 kV/mm	350 kV/in	ASTM D149

Thermal Properties	Metric	English	Comments
CTE, linear	101 µm/m-°C @Temperature 20.0 °C	56.0 µin/in-°F @Temperature 68.0 °F	ASTM D696
Melting Point	241 °C	465 °F	ASTM D4591
Maximum Service Temperature, Air	149 °C	300 °F	Continuous Use
Deflection Temperature at 1.8 MPa (264 psi)	62.8 °C	145 °F	ASTM D648
Flammability, UL94	V-0	V-0
Oxygen Index	56 %	56 %	ASTM D2863

**
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