Arkema KYNAR FLEX® 2850-04 Polyvinylidene Fluoride Copolymer

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Arkema KYNAR FLEX® 2850-04 Polyvinylidene Fluoride Copolymer - Extrusion & Molding
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polyvinylidene Fluoride (PVDF); Polyvinylidinefluoride (PVDF), Molded/Extruded
Material Notes:	Characteristics: Natural resin - translucent, off-white hemispheres. 150°C Temperature rating. High stability in harsh thermal, chemical and ultraviolet environments. High toughness and mechanical strength, low permeability, abrasion resistance; 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	Metric	English	Comments

Specific Gravity	1.77 - 1.80 g/cc	1.77 - 1.80 g/cc	ASTM D792
Water Absorption	0.030 - 0.050 %	0.030 - 0.050 %	ASTM D570
Viscosity	400000 - 800000 cP @Shear Rate 100 1/s, Temperature 230 °C	400000 - 800000 cP @Shear Rate 100 1/s, Temperature 446 °F	Melt; ASTM D3835
Melt Flow	4.0 - 25 g/10 min @Load 3.80 kg, Temperature 230 °C	4.0 - 25 g/10 min @Load 8.38 lb, Temperature 446 °F	ASTM D1238
	15 g/10 min @Load 3.80 kg, Temperature 232 °C	15 g/10 min @Load 8.38 lb, Temperature 450 °F	cm³/10 min Volumetric Rate; ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	70 - 75	70 - 75	ASTM D2240
Tensile Strength at Break	27.6 - 48.3 MPa	4000 - 7010 psi	ASTM D638
Tensile Strength, Yield	31.0 - 41.4 MPa	4500 - 6000 psi	ASTM D638
	40.0 MPa	5800 psi	Dry; ISO 527-1/-2
Elongation at Break	>= 50 %	>= 50 %	Dry; ISO 527-1/-2
	30 - 200 %	30 - 200 %	ASTM D638
Elongation at Yield	5.0 - 15 %	5.0 - 15 %	ASTM D638
	10 %	10 %	Dry; ISO 527-1/-2
Tensile Modulus	1.03 - 1.52 GPa	149 - 220 ksi	ASTM D638
	1.30 GPa	189 ksi	Dry; ISO 527-1/-2
Flexural Strength	20.7 - 34.5 MPa @Strain 5.0 %	3000 - 5000 psi @Strain 5.0 %	ASTM D790
Flexural Modulus	1.03 - 1.24 GPa	149 - 180 ksi	ASTM D790
Compressive Strength	41.4 - 58.6 MPa	6000 - 8500 psi	ASTM D695
Izod Impact, Notched	1.07 - 4.27 J/cm	2.00 - 8.00 ft-lb/in	ASTM D256
Izod Impact, Unnotched	NB	NB	ASTM D256
Charpy Impact, Notched	0.800 J/cm² @Temperature 23.0 °C	3.81 ft-lb/in² @Temperature 73.4 °F	Dry; ISO 179/1eA
Coefficient of Friction, Dynamic	0.19	0.19	vs. steel; ASTM D1894
Coefficient of Friction, Static	0.26	0.26	vs. steel; ASTM D1894
Taber Abrasion, mg/1000 Cycles	6.0 - 9.0	6.0 - 9.0	CS 17 1000g:pad; ASTM-G195-13A

Electrical Properties	Metric	English	Comments
Volume Resistivity	2.00e+14 ohm-cm	2.00e+14 ohm-cm	65% R.H; ASTM D257
Dielectric Constant	3.5 - 10.2 @Frequency 1000 Hz	3.5 - 10.2 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	1.30 - 1.60 kV/mm	33.0 - 40.6 kV/in	ASTM D149
Dissipation Factor	0.010 - 0.22 @Frequency 100000 Hz	0.010 - 0.22 @Frequency 100000 Hz	ASTM D150

Thermal Properties	Metric	English	Comments
CTE, linear	126 - 185 µm/m-°C	70.0 - 103 µin/in-°F	ASTM D696
Specific Heat Capacity	0.745 - 0.958 J/g-°C	0.178 - 0.229 BTU/lb-°F	DSC
Thermal Conductivity	0.144 - 0.180 W/m-K	0.999 - 1.25 BTU-in/hr-ft²-°F	ASTM D433
Melting Point	157 °C	315 °F	10°C/min; Dry; ISO 11357-1/-3
	155 - 160 °C	311 - 320 °F	ASTM D3418
Maximum Service Temperature, Air	140 °C	284 °F	UL RTI
Deflection Temperature at 0.46 MPa (66 psi)	60.0 - 75.0 °C	140 - 167 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	46.0 °C	115 °F	Dry; ISO 75-1/-2
	37.8 - 55.0 °C	100 - 131 °F	ASTM D648
Glass Transition Temp, Tg	-40.0 °C	-40.0 °F	10°C/min; Dry; ISO 11357-1/-2
	-40.6 - -38.3 °C	-41.1 - -36.9 °F	ASTM D7028
Decomposition Temperature	375 °C	707 °F	1% wt. loss, TGA, in air
	410 °C	770 °F	1% wt. loss, TGA, in nitrogen
UL RTI, Electrical	140 °C	284 °F	UL 746B
UL RTI, Mechanical without Impact	140 °C	284 °F	UL 746B
Flammability, UL94	V-0 @Thickness 0.800 mm	V-0 @Thickness 0.0315 in	IEC 60695-11-10
	V-0 @Thickness 1.50 mm	V-0 @Thickness 0.0591 in	Yellow Card Available; Dry; IEC 60695-11-10
Oxygen Index	43 %	43 %	ASTM D2863
	43 %	43 %	Dry; ISO 4589-1/-2

Optical Properties	Metric	English	Comments
Refractive Index	1.42	1.42	sodium D line; ASTM D542

Descriptive Properties
Moisture Sensitive	No

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