Arkema KYNAR® 370 Polyvinylidene Fluoride (PVDF) Homopolymer

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Arkema KYNAR® 370 Polyvinylidene Fluoride (PVDF) Homopolymer - Injection Molding
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polyvinylidene Fluoride (PVDF); Polyvinylidinefluoride (PVDF), Molded/Extruded
Material Notes:	Natural resin - translucent, off-white hemispheres. Low melt shrinkage, graphite powder filled. High stability in harsh thermal, chemical and ultraviolet environments. High toughness and mechanical strength, low permeability, fire resistance, abrasion resistance; low-smoke emission; high purity Applications: Chemical processing – production, storage and transfer of corrosive fluids Electronics – protective sheathing, plenum and wiring insulation Semi-conductor industry Food stuff and Healthcare industries Transportation – fuel line and pipe, thermoformed body components Information provided by Arkema Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.84 - 1.88 g/cc	ASTM D792
Density	1.88 g/cc @Temperature 230 °C	Melt
Water Absorption	0.020 %	Dry; Sim. to ISO 62
Viscosity	800000 - 1.30e+6 cP @Shear Rate 100 1/s, Temperature 230 °C	Melt; ASTM D3835
Linear Mold Shrinkage, Flow	0.0070 cm/cm	Dry; ISO 294-4, 2577
	0.0070 cm/cm
Melt Flow	5.8 g/10 min @Load 3.80 kg, Temperature 230 °C	cm³/10 min Volumetric Rate; ISO 1133
	5.0 - 17 g/10 min @Load 3.80 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	74 - 79	ASTM D2240
Tensile Strength at Break	37.9 - 55.2 MPa	ASTM D638
Tensile Strength, Yield	34.5 - 55.2 MPa	ASTM D638
Elongation at Break	<= 20 %	ASTM D638
Elongation at Yield	<= 4.0 %	ASTM D638
Tensile Modulus	3100 - 5170 MPa	ASTM D638
Flexural Strength	138 - 207 MPa @Strain 5.0 %	ASTM D790
Flexural Modulus	5520 - 6890 MPa	ASTM D790
Compressive Strength	138 - 172 MPa	ASTM D695
Izod Impact, Notched	40.0 - 80.1 J/m	ASTM D256
Izod Impact, Unnotched	267 - 534 J/m	ASTM D256
Coefficient of Friction, Dynamic	0.12	vs. steel; ASTM D1894
Coefficient of Friction, Static	0.18	vs. steel; ASTM D1894

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+11 ohm-cm
	1.00e+13 ohm-cm	Dry; IEC 60093
Dielectric Constant	28.8 - 33.5 @Frequency 1000 Hz	ASTM D150
	33 @Frequency 100 Hz	Dry; IEC 60250
Dissipation Factor	0.061 @Frequency 100 Hz	Dry; IEC 60250
	0.060 - 0.080 @Frequency 100000 Hz	ASTM D150

Thermal Properties	Original Value	Comments
CTE, linear	36.0 - 45.0 µm/m-°C	ASTM D696
CTE, linear, Parallel to Flow	40.0 µm/m-°C	Dry; ISO 11359-1/-2
Melting Point	165 - 170 °C	ASTM D3418
	170 °C	10°C/min; Dry; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	132 - 149 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	110 - 127 °C	ASTM D648
	120 °C	Dry; ISO 75-1/-2
Glass Transition Temp, Tg	-40.0 °C	10°C/min; Dry; ISO 11357-1/-2
	-40.6 - -38.3 °C	ASTM D7028
Decomposition Temperature	375 °C	1% wt. loss, TGA, in air
	410 °C	1% wt. loss, TGA, in nitrogen
Flammability, UL94	V-0	IEC 60695-11-10
	V-0 @Thickness 0.800 mm	IEC 60695-11-10
Oxygen Index	44 %	ASTM D2863

Processing Properties	Original Value	Comments
Processing Temperature	230 °C	Compression Molding; Molding Temperature; ISO 293
Melt Temperature	230 °C	Injection Molding; ISO 294
	200 - 270 °C
Mold Temperature	90.0 °C	Injection Molding; ISO 10724

Descriptive Properties
Compression Molding Demolding Temperature (°C)	40	ISO 293
Form as Delivered	Pellets
Moisture Sensitive	No
Processing Methods	Injection Molding

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