Arkema Kynar Flex® 2821-00 Polyvinylidene Fluoride Powder

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Arkema Kynar Flex® 2821-00 Polyvinylidene Fluoride Powder
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polyvinylidene Fluoride (PVDF); Polyvinylidinefluoride (PVDF), Molded/Extruded
Material Notes:	Characteristics: White, non-hygroscopic powder. Flexible. 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	Original Value	Comments

Specific Gravity	1.77 - 1.80 g/cc	ASTM D792
Density	1.77 g/cc	ISO 1183
Water Absorption	0.030 %	Dry; Sim. to ISO 62
Viscosity	1.20e+6 - 2.00e+6 cP @Shear Rate 100 1/s, Temperature 230 °C	Melt; ASTM D3835
Melt Flow	3.0 g/10 min @Load 5.00 kg, Temperature 230 °C	cm³/10 min Volumetric Rate; ISO 1133
	1.0 - 8.0 g/10 min @Load 5.00 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	60 - 70	ASTM D2240
Tensile Strength at Break	17.2 - 34.5 MPa	ASTM D638
Tensile Strength, Yield	27.0 MPa	Dry; ISO 527-1/-2
	20.0 - 34.5 MPa	ASTM D638
Elongation at Break	>= 50 %	Dry; ISO 527-1/-2
	100 - 300 %	ASTM D638
Elongation at Yield	15 %	Dry; ISO 527-1/-2
Tensile Modulus	700 MPa	Dry; ISO 527-1/-2
	552 - 896 MPa	ASTM D638
Flexural Modulus	483 - 758 MPa	ASTM D790
Compressive Strength	31.0 - 41.4 MPa	ASTM D695
Izod Impact, Notched	534 - 1070 J/m	ASTM D256
Izod Impact, Unnotched	NB	ASTM D256
Charpy Impact, Notched	NB @Temperature 23.0 °C	Dry; ISO 179/1eA
Coefficient of Friction, Dynamic	0.33	vs. steel; ASTM D1894
Coefficient of Friction, Static	0.33	vs. steel; ASTM D1894
Taber Abrasion, mg/1000 Cycles	9.0 - 16	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
Dielectric Constant	6.0 @Frequency 1e+6 Hz	Dry; IEC 60250
	3.5 - 10.6 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	1.30 - 1.50 kV/mm	ASTM D149
Dissipation Factor	0.057 @Frequency 100 Hz	Dry; IEC 60250
	0.020 - 0.21 @Frequency 100000 Hz	ASTM D150
	0.234 @Frequency 1e+6 Hz	Dry; IEC 60250

Thermal Properties	Original Value	Comments
CTE, linear	126 - 185 µm/m-°C	ASTM D696
CTE, linear, Parallel to Flow	160 µm/m-°C	Dry; ISO 11359-1/-2
Specific Heat Capacity	0.745 - 0.958 J/g-°C	DSC
Thermal Conductivity	0.144 - 0.180 W/m-K	ASTM D433
Melting Point	140 - 145 °C	ASTM D3418
	143 °C	10°C/min; Dry; ISO 11357-1/-3
Maximum Service Temperature, Air	130 °C	UL RTI
Deflection Temperature at 0.46 MPa (66 psi)	60.0 - 75.0 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	40.0 - 55.0 °C	ASTM D648
	48.0 °C	Dry; ISO 75-1/-2
Vicat Softening Point	76.0 °C	50°C/h 50N; Dry; ISO 306
Glass Transition Temp, Tg	-41.1 - -39.4 °C	ASTM D7028
	-40.0 °C	10°C/min; Dry; ISO 11357-1/-2
Decomposition Temperature	375 °C	1% wt. loss, TGA, in air
	410 °C	1% wt. loss, TGA, in nitrogen
UL RTI, Electrical	130 °C	UL 746B
UL RTI, Mechanical without Impact	130 °C	UL 746B
Flammability, UL94	V-0 @Thickness 1.50 mm	Yellow Card Available; Dry; IEC 60695-11-10
	V-0 @Thickness 0.800 mm	Yellow Card Available; Dry; IEC 60695-11-10
	5VB @Thickness 1.50 mm	IEC 60695-11-20
Oxygen Index	42 %	ASTM D2863
	42 %	Dry; ISO 4589-1/-2

Optical Properties	Original Value	Comments
Refractive Index	1.41	sodium D line; ASTM D542

Descriptive Properties
Form as Delivered	Powder
Heat Stabilized	Yes
Light Stabilized	Yes
Moisture Sensitive	No

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