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Plastics & Elastomers
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Plastics & Elastomers
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Arnitel® EL740-08

Technical Datasheet | Supplied by DSM
Arnitel® EL740-08 by DSM is an unfilled and non-flame retardant copolyester grade. It possesses excellent chemical resistance. Arnitel® EL740-08 is designed for processing by injection molding. The recommended dryers are dehumified dryer and vacuum dryer with N2 purge.
Product Type
Polyester TPE > COPE
Product Status
Applications/ Recommended for
  • Aerospace/ Aircrafts >> Aircraft engine components
  • Injection molding - thermoplastics
Bio Based
Key Features
  • Chemical resistance, Good
  • Unfilled

Arnitel® EL740-08 Properties

Thermal Properties

Value & Unit
Test Condition
Test Method
Deflection Temperature at 0.46 MPa (66 psi)
120 °C
( )
ISO 75-1/-2
Vicat Softening Temperature
160 °C
(At 50°C/hr, 50 N)
ISO 306
Melting Point
221 °C
(At 10°C/min)
ISO 11357-1/-3

Arnitel® EL740-08 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Moisture Content
< 0.05 %
Dew Point
-30 - -40 °C
Drying Time
3 - 4 hr

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