Elastomers/TPEs
Flexible Durable Copolyester Ether (Hytrel) — Copolyester Ether (COPE - Hytrel family)
COPE offers a unique combination of properties: strength, flexibility, resilience, and resistance to oils and chemicals. It is widely used in demanding applications requiring durability.
COPEHytrelHytrel®Riteflex®
Manufacturers
2
Grades
3
Applications
5
Equivalents
0
Physical Properties
- Density
- 1.11 - 1.25 g/cm³
- Water Absorption (24h)
- 0.1 - 0.5 %
- Transparency
- Opaque to Translucent
- Shrinkage
- 0.8 - 1.8 %
Mechanical Properties
- Young's Modulus
- 0.01 - 0.1 GPa
- Tensile Strength
- 20 - 60 MPa
- Elongation at Break
- 400 - 800 %
- Impact Strength (Izod)
- Good (especially notched)
Thermal Properties
- Glass Transition Temperature
- -50 to -30 °C
- Melting Point
- 140 - 170 °C
- Continuous Service Temperature
- -40 to 100 °C
- Heat Deflection Temperature
- 40 - 70 °C
Electrical Properties
- Dielectric Constant
- 4.0 - 5.0
- Volume Resistivity
- 10^11 - 10^13 Ohm-cm
- Dielectric Strength
- 15 - 25 kV/mm
Chemical Resistance
- Acids
- Good
- Bases
- Good
- Solvents
- Good resistance to oils, fuels, hydraulic fluids, and many chemicals; swells in strong solvents
- UV Resistance
- Good (with additives)
Sustainability
- Recyclability
- Recyclable (thermoplastic)
- Recycling Code
- 7 (Other)
- Carbon Footprint
- Moderate
Manufacturing compatibility
PolycondensationInjection MoldingExtrusionBlow Molding
Applications
Automotive boots and bellows
Sporting goods
Industrial tubing
Wire and cable jacketing
Footwear
Available grades
COPE 55DCOPE 63DCOPE 72D
Manufacturers
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