Chlorinated Polyethylene - CPE

Sponsored by Dotmar EPP Pty LtdApr 25 2001

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

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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