Kynar Flex® 2850 WR America

Alternative and trade names
PVDF
Want to keep this datasheet? Save it now in your required format

Description

Kynar Flex® resins are fluorinated thermoplastic copolymers.

Kynar Flex® 2850 WR resin is a copolymer powder designed for rotomolding and rotolining with processing properties and high chemical resistance equivalent to

Kynar Flex® 2850 resin.

This material data has been provided by Arkema High Performance Polymers.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

See where falls on the material property chart for against in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

Properties

General

PropertyTemperatureValueComment

Abrasion resistance, weight loss

6 - 9 mg

Show Supplier Material materials with Abrasion resistance, weight loss of 6 - 9 mg

ASTM-G195-13A, CS 17 1000g:pad, 1000 cycles

Coefficient of friction, kinetic

0.19 [-]

Show Supplier Material materials with Coefficient of friction, kinetic of 0.19 [-]

ASTM D1894, vs Steel

Coefficient of friction, static

0.25 [-]

Show Supplier Material materials with Coefficient of friction, static of 0.25 [-]

ASTM D1894, vs Steel

Density

23.0 °C

1.77 - 1.8 g/cm³

Show Supplier Material materials with Density of 1.77 - 1.8 g/cm³

ASTM D792

Limiting oxygen index

23.0 °C

43 %

Show Supplier Material materials with Limiting oxygen index of 43 %

ASTM D2863

Mechanical

PropertyTemperatureValueComment

Compressive strength

23.0 °C

41.4 - 58.6 MPa

Show Supplier Material materials with Compressive strength of 41.4 - 58.6 MPa

ASTM D695

Elastic modulus

23.0 °C

1.03 - 1.52 GPa

Show Supplier Material materials with Elastic modulus of 1.03 - 1.52 GPa

ASTM D638

Elongation

23.0 °C

30 - 200 %

Show Supplier Material materials with Elongation of 30 - 200 %

ASTM D638

Elongation at yield

23.0 °C

5 - 15 %

Show Supplier Material materials with Elongation at yield of 5 - 15 %

ASTM D638

Flexural modulus

23.0 °C

1.03 - 1.24 GPa

Show Supplier Material materials with Flexural modulus of 1.03 - 1.24 GPa

ASTM D790

Hardness, Shore D

23.0 °C

70 - 75 [-]

Show Supplier Material materials with Hardness, Shore D of 70 - 75 [-]

ASTM D2240

Impact strength, Charpy notched, ASTM

23.0 °C

160 - 427 J/m

Show Supplier Material materials with Impact strength, Charpy notched, ASTM of 160 - 427 J/m

ASTM D256

Tensile strength

23.0 °C

27.6 - 48.3 MPa

Show Supplier Material materials with Tensile strength of 27.6 - 48.3 MPa

ASTM D638

Yield strength

23.0 °C

31 - 41.4 MPa

Show Supplier Material materials with Yield strength of 31 - 41.4 MPa

ASTM D638

Impact strength, Charpy unnotched, ASTM

No Break @ 23°C, ASTM D256

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.26E-4 - 1.85E-4 1/K

Show Supplier Material materials with Coefficient of thermal expansion of 1.26E-4 - 1.85E-4 1/K

ASTM D696

Glass transition temperature

-40.6 - -38.3 °C

Show Supplier Material materials with Glass transition temperature of -40.6 - -38.3 °C

ASTM D7028

Heat deflection temperature, 0.45 MPa

60 - 75 °C

Show Supplier Material materials with Heat deflection temperature, 0.45 MPa of 60 - 75 °C

ASTM D648, 248 °F/hr

Heat deflection temperature, 1.80 MPa

37.8 - 55 °C

Show Supplier Material materials with Heat deflection temperature, 1.80 MPa of 37.8 - 55 °C

ASTM D648, 248 °F/hr

Melting point

155 - 160 °C

Show Supplier Material materials with Melting point of 155 - 160 °C

ASTM D3418

Specific heat capacity

23.0 °C

745 - 958 J/(kg·K)

Show Supplier Material materials with Specific heat capacity of 745 - 958 J/(kg·K)

DSC

Thermal conductivity

23.0 °C

0.14 - 0.18 W/(m·K)

Show Supplier Material materials with Thermal conductivity of 0.14 - 0.18 W/(m·K)

ASTM D433

Thermal decomposition in air

375 °C

Show Supplier Material materials with Thermal decomposition in air of 375 °C

TGA, 1% wt. loss

Thermal decomposition in nitrogen

410 °C

Show Supplier Material materials with Thermal decomposition in nitrogen of 410 °C

TGA, 1% wt. loss

Flammability

At thickness 0.8 mm IEC 60695-11-10: V-0

Electrical

PropertyTemperatureValueComment

Dielectric constant, 1KHz

23.0 °C

3.5 - 10.2 [-]

Show Supplier Material materials with Dielectric constant, 1KHz of 3.5 - 10.2 [-]

ASTM D150

Dielectric strength

23.0 °C

51.2 - 63 kV/mm

Show Supplier Material materials with Dielectric strength of 51.2 - 63 kV/mm

ASTM D149

Dissipation factor, 100kHz

23.0 °C

0.01 - 0.22 [-]

Show Supplier Material materials with Dissipation factor, 100kHz of 0.01 - 0.22 [-]

ASTM D150

Volume resistivity

23.0 °C

2.00E+14 Ω·cm

Show Supplier Material materials with Volume resistivity of 2.00E+14 Ω·cm

ASTM D257, 65% RH

Optical

PropertyValueComment

Refractive index

1.42 [-]

Show Supplier Material materials with Refractive index of 1.42 [-]

ASTM D542, sodium D line

Rheological Properties

PropertyTemperatureValueComment

Melt mass-flow rate

8 - 25 g/10min

Show Supplier Material materials with Melt mass-flow rate of 8 - 25 g/10min

ASTM D1238, 230°C/3.8kg

Melt viscosity

23.0 °C

400 - 800 Pa·s

Show Supplier Material materials with Melt viscosity of 400 - 800 Pa·s

ASTM D3835

Technological properties

Property