Chloroprene rubber (CR)

Alternative and trade names
Baypren®, Denka™, Skyprene®, Neoprene®
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Description

Chloroprene rubber demonstrates a good balance of features, including such as resistance to ozone, oil and heat; flame retardancy, weatherability, special cohesiveness, etc., and is very easy to process.

This material data has been provided by M-Base.

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

Properties

General

PropertyValue

Density

1.15 - 1.5 g/cm³

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Mechanical

PropertyValueComment

Elongation

100.0 - 900.0 %

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Tensile strength

4.0 - 25.0 MPa

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at 100-900% strain

Thermal

PropertyValueComment

Coefficient of thermal expansion

0.00014 - 0.00025 1/K

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Max service temperature

130 °C

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Short

110 °C

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Long

Specific heat capacity

2200 J/(kg·K)

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Thermal conductivity

0.15 - 0.2 W/(m·K)

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Electrical

PropertyValue

Dielectric constant

5 [-]

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9 [-]

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Optical

PropertyValue

Transparency

no

Technological properties

Property
Application areas

Bellows, grommets, cooling water hoses, roofing materials, conveyer belts

Processing methods

Compression molding, extrusion, vulcanization