Chlorinated Polyethylene - CPE

Good UV resistance. Flexible.  High tear strength. Good chemical resistance.  Inherently difficult to ignite.

Disadvantages

Evolution of hydrogen chloride during combustion.  High gas permeability.

Typical Properties

Property

Value

Density (g/cm3)

1.16

Surface Hardness

SA70

Tensile Strength (MPa)

12.5

Flexural Modulus (GPa)

0.002

Notched Izod (kJ/m)

1.06+

Linear Expansion  (/°C x 10-5)

18

Elongation at Break (%)

700

Strain at Yield (%)

N/Y

Max. Operating Temp. (°C)

60

Water Absorption (%)

0.01

Oxygen Index (%)

22

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

13

Dielectric Strength (MV/m)

12

Dissipation Factor 1kHz

0.1

Dielectric Constant  1kHz

5.5

HDT @ 0.45 MPa (°C)

35

HDT @ 1.80 MPa (°C)

25

Material. Drying  hrs @ (°C)

NA

Melting Temp. Range (°C)

150 - 170

Mould Shrinkage (%)

3

Mould Temp. Range (°C)

20 -  40

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Applications

Mainly used as impact modifier for PVC or compounded with LDPE or HDPE film to improve toughness.  Films used as pond liners and for agricultural applications.

This information has been sourced, reviewed and adapted from materials provided by Dotmar EPP Pty Ltd.

For more information on this source, please visit Dotmar EPP Pty Ltd.

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