Arnitel® EL550

Alternative and trade names
TPC-ET
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Description

Arnitel® is a high-performance ThermoPlastic Copolyester (TPC) that offers you a unique combination of flexibility, high temperature resistance and strength - plus excellent processing characteristics.
In industries ranging from automotive to E&E, Arnitel® is increasingly being as a lighter, smarter, greener alternative to conventional rubbers – reducing environmental impact and ultimately, system costs.
The product is supported by an experienced and knowledgeable global team continuously working on new ideas and applications, as well as exploring new markets. By listening to your needs and understanding your process and products, we develop solutions that make a real difference.

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Arnitel® EL550

This material data has been provided by DSM.

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.

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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

1.2 g/cm³

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ISO 1183

Moisture absorption

23.0 °C

0.2 %

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Sim. to ISO 62

Water absorption

23.0 °C

0.65 %

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Sim. to ISO 62

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

0.17 GPa

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ISO 527-1/-2

Elongation

23.0 °C

50 - 300 %

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ISO 527-1/-2

Elongation at yield

23.0 °C

14 - 33 %

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ISO 527-1/-2

Hardness, Shore D

23.0 °C

53 [-]

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ISO 868, 3s

Impact strength, Charpy notched

-30.0 °C

25 kJ/m²

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ISO 179/1eA

Tear strength

23.0 °C

150 kN/m

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ISO 34-1; Method B

Tensile strength

23.0 °C

32 MPa

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ISO 527-1/-2

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

2E-6 1/K

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ISO 11359-1/-2, Parallel

Coefficient of thermal expansion, transverse

23.0 °C

2E-6 1/K

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ISO 11359-1/-2, Normal

Glass transition temperature

-64 °C

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ISO 11357-1/-2, (10°C/min)

Heat deflection temperature

110 °C

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Heat deflection temperature, 0.45 MPa

110 °C

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ISO 75-1/-2

Melting point

207 °C

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ISO 11357-1/-3, (10°C/min)

Relative temperature index, electrical

50 °C

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UL746B, 1.5 mm

Relative temperature index, mechanical impact

50 °C

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UL746B, 1.5 mm

Relative temperature index, mechanical strength

50 °C

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UL746B, 1.5 mm

Vicat softening temperature

90 °C

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ISO 306, 50°C/h 50N

Flammability

<p>HB: 1.5 mm nom. thickn., 1.5 mm, UL recognition: Yes, IEC 60695-11-10</p>

Electrical

PropertyTemperatureValueComment

Comparative tracking index

23.0 °C

600 V

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IEC 60112

Dielectric constant

23.0 °C

4.4 [-]

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IEC 62631-2-1, 100Hz

Dielectric strength

23.0 °C

21 kV/mm

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IEC 60243-1

Dissipation factor

23.0 °C

400 [-]

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Dissipation factor, 1MHz

23.0 °C

400 [-]

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IEC 62631-2-1, 1 MHz

Volume resistivity

23.0 °C

1.00E+11 Ω·cm

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IEC 62631-3-1

Rheological Properties

PropertyTemperatureValueComment

Melt volume-flow rate

36 cm³/10min

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ISO 1133, 230 C, 2.16 Kg

Shrinkage

23.0 °C

1.55 %

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Sim. to ISO 294-4, Parallel

Shrinkage, transverse

23.0 °C

1.55 %

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Sim. to ISO 294-4, Normal

Technological properties

Property
Application areas

Screw Drivers and Plyers, Insecticide Bottle Plug, Spider Couplings, Virtual Reality, Support Springs

Certifications

Yellow Card Available and Food Contact