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Arkema Group KYNAR FLEX® 2500-20 Polyvinylidene Fluoride Copolymer - Extrusion & Molding

Category Polymer , Thermoplastic , Fluoropolymer , PVDF , Polyvinylidinefluoride (PVDF), Molded/Extruded
Manufacturer Arkema
Trade Name KYNAR FLEX®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Arkema Group KYNAR FLEX® 2500-20 Polyvinylidene Fluoride Copolymer - Extrusion & Molding.pdf
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Material Notes:
Characteristics: Natural resin - translucent, off-white hemispheres. Highest flexibility. High stability in harsh thermal, chemical and ultraviolet environments. High toughness and mechanical strength, low permeability, abrasion resistance; high purityApplications:Chemical processing – production, storage and transfer of corrosive fluidsElectronics – protective sheathing, plenum and wiring insulationSemi-conductor industryFood stuff and Healthcare industriesTransportation – fuel line and pipe, thermoformed body componentsInformation provided by Arkema Inc.
Physical Properties Metric English Comments
Specific Gravity 1.80 - 1.82 g/cc
1.80 - 1.82 g/cc
ASTM D792
Bulk Density 0.961 g/cc
0.0347 lb/in³
Viscosity 500000 - 1.60e+6 cP

@Shear Rate 100 1/s,
Temperature 232 °C
500000 - 1.60e+6 cP

@Shear Rate 100 1/s,
Temperature 450 °F
Melt Viscosity; ASTM D3835
Melt Flow 1.0 - 15 g/10 min

@Load 3.80 kg,
Temperature 232 °C
1.0 - 15 g/10 min

@Load 8.38 lb,
Temperature 450 °F
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Shore D 55 - 60
55 - 60
ASTM D2240
Tensile Strength at Break 14.0 - 24.0 MPa
2030 - 3480 psi
ASTM D638
Tensile Strength 1.00 MPa

@Strain 20.0 %,
Temperature 100 °C
145 psi

@Strain 20.0 %,
Temperature 212 °F
3.00 MPa

@Strain 20.0 %,
Temperature 70.0 °C
435 psi

@Strain 20.0 %,
Temperature 158 °F
6.00 MPa

@Strain 20.0 %,
Temperature 50.0 °C
870 psi

@Strain 20.0 %,
Temperature 122 °F
12.0 MPa

@Strain 20.0 %,
Temperature 23.0 °C
1740 psi

@Strain 20.0 %,
Temperature 73.4 °F
Tensile Strength, Yield 12.0 - 19.0 MPa
1740 - 2760 psi
ASTM D638
Elongation at Break 500 - 800 %
500 - 800 %
ASTM D638
Elongation at Yield 12 - 25 %
12 - 25 %
ASTM D638
Tensile Modulus 0.0500 GPa

@Temperature 100 °C
7.25 ksi

@Temperature 212 °F
0.0700 GPa

@Temperature 70.0 °C
10.2 ksi

@Temperature 158 °F
0.0900 GPa

@Temperature 50.0 °C
13.1 ksi

@Temperature 122 °F
0.241 - 0.379 GPa

@Temperature 23.0 °C
35.0 - 55.0 ksi

@Temperature 73.4 °F
ASTM D638
Flexural Strength 10.0 - 17.0 MPa

@Strain 5.00 %
1450 - 2470 psi

@Strain 5.00 %
ASTM D790
Flexural Modulus 0.192 - 0.276 GPa
27.8 - 40.0 ksi
ASTM D790
Compressive Strength 14.0 - 20.0 MPa
2030 - 2900 psi
ASTM D695
Izod Impact, Notched >= NB
>= NB
ASTM D256
Izod Impact, Unnotched >= NB
>= NB
ASTM D256
Coefficient of Friction, Dynamic 0.54
0.54
vs. steel; ASTM D1894
Coefficient of Friction, Static 0.49
0.49
vs. steel; ASTM D1894
Taber Abrasion, mg/1000 Cycles 28 - 33
28 - 33
1000 g pad; CS-17
Thermal Properties Metric English Comments
CTE, linear 153 - 194 µm/m-°C
85.0 - 108 µin/in-°F
ASTM D696
Specific Heat Capacity 1.17 - 1.51 J/g-°C
0.280 - 0.360 BTU/lb-°F
DSC
Thermal Conductivity 0.144 - 0.180 W/m-K
1.00 - 1.25 BTU-in/hr-ft²-°F
ASTM D433
Melting Point 117 - 125 °C
243 - 257 °F
Deflection Temperature at 1.8 MPa (264 psi) 27.0 - 38.0 °C
80.6 - 100 °F
ASTM D648
Glass Transition Temp, Tg -48.0 - -40.0 °C

@Frequency 1.00 Hz
-54.4 - -40.0 °F

@Frequency 1.00 Hz
DMA
Decomposition Temperature 375 °C
707 °F
1% wt loss / in air; TGA
410 °C
770 °F
1% wt loss / in nitrogen; TGA
Flammability, UL94 V-0
V-0
Oxygen Index 42 %
42 %
ASTM D2868
95 %
95 %
optional products; ASTM D2868
Electrical Properties Metric English Comments
Volume Resistivity 2.00e+14 ohm-cm

@Temperature 20.0 °C
2.00e+14 ohm-cm

@Temperature 68.0 °F
65% RH; ASTM D257
Dielectric Constant 4.5

@Frequency 1.00e+8 Hz
4.5

@Frequency 1.00e+8 Hz
ASTM D150
13.5

@Frequency 100 Hz
13.5

@Frequency 100 Hz
ASTM D150
Dielectric Strength 31.5 - 43.3 kV/mm
800 - 1100 kV/in
ASTM D149
Dissipation Factor 0.050 - 0.29

@Frequency 100 Hz
0.050 - 0.29

@Frequency 100 Hz
ASTM D150
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