Arkema KYNAR® 740 Polyvinylidene Fluoride Homopolymer

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Arkema KYNAR® 740 Polyvinylidene Fluoride Homopolymer - Injection Molding and Extrusion
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polyvinylidene Fluoride (PVDF); Polyvinylidinefluoride (PVDF), Molded/Extruded
Material Notes:	Characteristics: Natural resin - translucent, off-white hemispheres. 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 Listed properties are typical for 700 series. Information provided by Arkema Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.77 - 1.79 g/cc	ASTM D792
Density	1.78 g/cc	ISO 1183
Water Absorption	0.010 - 0.030 %	ASTM D570
	0.030 %	Dry; Sim. to ISO 62
Moisture Absorption	0.0150 %	Dry; Sim. to ISO 62
Viscosity	1.60e+6 - 2.20e+6 cP @Shear Rate 100 1/s, Temperature 230 °C	Melt; ASTM D3835
Linear Mold Shrinkage, Flow	0.020 cm/cm	Dry; ISO 294-4, 2577
	0.020 cm/cm
Melt Flow	1.1 g/10 min @Load 5.00 kg, Temperature 230 °C	cm³/10 min Volumetric Rate; ISO 1133
	1.5 - 3.0 g/10 min @Load 5.00 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	76 - 80	ASTM D2240
Tensile Strength at Break	34.5 - 55.2 MPa	ASTM D638
Tensile Strength, Yield	44.8 - 55.2 MPa	ASTM D638
	50.0 MPa	Dry; ISO 527-1/-2
Elongation at Break	>= 50 %	Dry; ISO 527-1/-2
	20 - 100 %	ASTM D638
Elongation at Yield	7.0 %	Dry; ISO 527-1/-2
	5.0 - 10 %	ASTM D638
Tensile Modulus	1700 MPa	Dry; ISO 527-1/-2
	1380 - 2310 MPa	ASTM D638
Flexural Strength	58.6 - 75.8 MPa @Strain 5.0 %	ASTM D790
Flexural Modulus	1380 - 2310 MPa	ASTM D790
Compressive Strength	68.9 - 103 MPa	ASTM D695
Izod Impact, Notched	96.1 - 214 J/m	ASTM D256
Izod Impact, Unnotched	1070 - 4270 J/m	ASTM D256
Charpy Impact Unnotched	186 kJ/m² @Temperature -30.0 °C	Dry; ISO 179/1eU
	244 kJ/m² @Temperature 23.0 °C	Dry; ISO 179/1eU
Charpy Impact, Notched	5.00 kJ/m² @Temperature -30.0 °C	Dry; ISO 179/1eA
	14.0 kJ/m² @Temperature 23.0 °C	Dry; ISO 179/1eA
Coefficient of Friction, Dynamic	0.14	vs. steel; ASTM D1894
Coefficient of Friction, Static	0.20	vs. steel; ASTM D1894
Tensile Creep Modulus, 1 hour	1050 MPa	Cond.; ISO 899-1
Tensile Creep Modulus, 1000 hours	570 MPa	Cond.; ISO 899-1
Taber Abrasion, mg/1000 Cycles	5.0 - 9.0	CS 17 1000g:pad; ASTM-G195-13A

Electrical Properties	Original Value	Comments
Volume Resistivity	2.00e+14 ohm-cm	65% R.H; ASTM D257
	2.00e+14 ohm-cm	Dry; IEC 60093
Surface Resistance	>= 1.00e+15 ohm	Cond.; IEC 60093
Dielectric Constant	4.5 - 9.5 @Frequency 1000 Hz	ASTM D150
	8.0 @Frequency 1e+6 Hz	Dry; IEC 60250
	11 @Frequency 100 Hz	Dry; IEC 60250
Dielectric Strength	1.70 kV/mm	ASTM D149
	21.0 kV/mm	Dry; IEC 60243-1
Dissipation Factor	0.026 @Frequency 100 Hz	Dry; IEC 60250
	0.010 - 0.21 @Frequency 100000 Hz	ASTM D150
	0.231 @Frequency 1e+6 Hz	Dry; IEC 60250
Comparative Tracking Index	600 V	Dry; IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear	119 - 144 µm/m-°C	ASTM D696
CTE, linear, Parallel to Flow	150 µm/m-°C	Dry; ISO 11359-1/-2
Specific Heat Capacity	0.745 - 0.958 J/g-°C	DSC
Thermal Conductivity	0.170 - 0.190 W/m-K	ASTM D433
Melting Point	168 °C	10°C/min; Dry; ISO 11357-1/-3
	165 - 172 °C	ASTM D3418
Maximum Service Temperature, Air	150 °C	UL RTI
Deflection Temperature at 0.46 MPa (66 psi)	125 - 140 °C	ASTM D648
	135 °C	Dry; ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	105 °C	Dry; ISO 75-1/-2
	105 - 115 °C	ASTM D648
Vicat Softening Point	135 °C	50°C/h 50N; Dry; ISO 306
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
UL RTI, Electrical	150 °C	UL 746B
UL RTI, Mechanical without Impact	150 °C	UL 746B
Flammability, UL94	V-0 @Thickness 0.800 mm	IEC 60695-11-10
	V-0 @Thickness 1.60 mm	Yellow Card Available; Dry; IEC 60695-11-10
Oxygen Index	43 %	Dry; ISO 4589-1/-2
	44 %	ASTM D2863

Optical Properties	Original Value	Comments
Refractive Index	1.42	sodium D line; ASTM D542

Processing Properties	Original Value	Comments
Processing Temperature	225 °C	Compression Molding; Molding Temperature; ISO 293
Melt Temperature	230 °C	Injection Molding; ISO 294
Mold Temperature	90.0 °C	Injection Molding; ISO 10724
Injection Velocity	10.0 mm/sec	Injection Molding; ISO 294
Hold Pressure	13.0 MPa	Injection Molding; ISO 294

Descriptive Properties
Compression Molding Demolding Temperature (°C)	120	ISO 293
Compression Molding Time	3 min.	ISO 293
Form as Delivered	Pellets
Heat Stabilized	Yes
Light Stabilized	Yes
Moisture Sensitive	No
Processing Methods	Other Extrusion
	Profile Extrusion
	Sheet Extrusion
	Thermoforming
	Transfer Molding

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