Elastomers/TPEs

All-Purpose Chloroprene Rubber (Neoprene) Chloroprene Rubber (Neoprene)

Neoprene provides a good mix of physical toughness, chemical resistance, and weatherability. It is known for its moderate resistance to oils and greases and its inherent flame retardancy.

CRNeopreneNeoprene
Manufacturers
3
Grades
3
Applications
5
Equivalents
0

Physical Properties

Density
1.23 - 1.27 g/cm³
Water Absorption (24h)
0.4 - 0.8 %
Transparency
Opaque
Shrinkage
1.5 - 2.5 %

Mechanical Properties

Young's Modulus
0.02 - 0.06 GPa
Tensile Strength
10 - 25 MPa
Elongation at Break
200 - 600 %
Impact Strength (Izod)
N/A

Thermal Properties

Glass Transition Temperature
-40 to -50 °C
Melting Point
N/A
Continuous Service Temperature
-30 to 100 °C
Heat Deflection Temperature
N/A

Electrical Properties

Dielectric Constant
6.0 - 7.0
Volume Resistivity
10^9 - 10^11 Ohm-cm
Dielectric Strength
15 - 25 kV/mm

Chemical Resistance

Acids
Good
Bases
Good
Solvents
Moderate resistance to oils and fuels; swells in aromatic and chlorinated hydrocarbons
UV Resistance
Good

Sustainability

Recyclability
Limited
Recycling Code
N/A
Carbon Footprint
Moderate

Manufacturing compatibility

Emulsion PolymerizationMoldingExtrusionDipping

Applications

Wetsuits
Hoses
Belts
Wire and cable jacketing
Gaskets

Available grades

CR 242CR 342CR 422

Manufacturers

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