Etherester Amide Based Thermoplastic Elastomer - EEA TPE 70A

Polymer Type

Thermoplastic

Advantages

High elastic memory, better low temperature properties and higher elongation at break than other EEA TPEs.

Disadvantages

Lower hardness, abrasion resistance, tensile strength and modulus than other grades of EEA TPE ( 70A - 63D ).

Typical Properties

Property

Value

Density (g/cm3)

1.01

Surface Hardness

SA70

Tensile Strength (MPa)

29

Flexural Modulus (GPa)

0.02

Notched Izod (kJ/m)

1.06+

Linear Expansion  (/°C x 10-5)

21

Elongation at Break (%)

680

Strain at Yield (%)

N/Y

Max. Operating Temp. (°C)

65

Water Absorption (%)

1.2

Oxygen Index (%)

19

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

10

Dielectric Strength (MV/m)

14

Dissipation Factor 1kHz

0.2

Dielectric Constant  1kHz

5

HDT @ 0.45 MPa (°C)

20-

HDT @ 1.80 MPa (°C)

20-

Material. Drying  hrs @ (°C)

4 @ 90

Melting Temp. Range (°C)

220 - 240

Mould Shrinkage (%)

1.4

Mould Temp. Range (°C)

30 -  50

Applications

Replaces rubbers in tubes, pipes and moulded parts.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

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