Arnitel® EL550-08

Chemical Family: Polyesters

Arnitel® EL550-08 is a high-performance thermoplastic copolyester (TPC) with exceptional flexibility, high temperature resistance, and strength. This innovative material provides excellent processing characteristics and serves as a lighter, smarter, and greener alternative to conventional rubbers, particularly in automotive and E&E industries. This leads to reduced environmental impact and system costs. Arnitel® EL550-08 is suitable for injection molding processes and meets food contact quality standards.

Product families

Applications

Consumer Goods — Furniture; Consumer Goods — Other Consumer Goods Applications; Consumer Goods — Sports & Recreation

Automotive & Transportation — Automotive

Other Automotive Applications

Building & Construction — Building Materials

Structural Components

Industrial — Chemical & Industrial Manufacturing

Equipment & Parts

Printing & Packaging — Packaging

Non-Food Consumer Packaging

Product Families

Elastomers — Thermoplastic Elastomers

Thermoplastic Polyester Elastomers (TPE-E)

Other characteristics

Brand: Arnitel
Density: 1200.0 - 1200.0 kg/m³
End Uses: Caps, Closures, Pump Parts
Polymer Name: Thermoplastic Copolyester Elastomer (TPC-ET)
Strain at Break: 640.0 - 640.0 %
Processing Methods: Injection Molding
Markets: Automotive & Transportation
Building & Construction
Consumer Goods
Industrial
Printing & Packaging
Technology: Elastomers
Packaging Type: Bags
Boxes
Silos
Super Sacks
Labeling Claims: Food Contact Acceptable
Material Features: Food Contact Acceptable
Certifications and Compliance: ISO 14001
OHSAS
REACH (Europe)
Plastics and Elastomers End Uses: Caps
Closures
Pump Parts
Plastics and Elastomers Functions: Resin
Plastics and Elastomers Processing Methods: Injection Molding

Technical data

Table 1 of 7

8 rows

Characteristic	Value	Unit	Method
Yield Stress	14	MPa	ISO 527-1/-2
Yield Strain	33	%	ISO 527-1/-2
Nominal Strain at Break	>50	%	ISO 527-1/-2
Charpy Notched Impact Strength (at +23°C)	N	kJ/m²	ISO 179/1eA
Charpy Notched Impact Strength (at -30°C)	25	kJ/m²	ISO 179/1eA
Izod Notched Impact Strength (at +23°C)	N	kJ/m²	ISO 180/1A
Izod Notched Impact Strength (at -20°C)	N	kJ/m²	ISO 180/1A
Tensile Notched Impact Strength (at +23°C)	216	kJ/m²	ISO 8256/1

Table 2 of 7

11 rows

Characteristic	Value	Unit	Method
Melting Temperature (10°C/min)	204	°C	ISO 11357-1/-3
Glass Transition Temperature (at 10°C/min)	-64	°C	ISO 11357-1/-2
Temperature of Deflection Under Load (0.45 MPa)	110	°C	ISO 75-1/-2
Vicat Softening Temperature (50°C/h 50N)	90	°C	ISO 306
Coefficient of Linear Thermal Expansion (parallel)	2	E-4/°C	ISO 11359-1/-2
Coefficient of Linear Thermal Expansion (normal)	2	E-4/°C	ISO 11359-1/-2
Glow Wire Flammability Index (at thickness 1 / - mm)	750	°C	IEC 60695-2-12
Glow Wire Flammability Index (at thickness 2 / - mm)	750	°C	IEC 60695-2-12
Relative Temperature Index (Electrical, 1.5 mm)	50	°C	UL746B
Relative Temperature Index (with impact, 1.5 mm)	50	°C	UL746B
Relative Temperature Index (without impact, 1.5 mm)	50	°C	UL746B

Table 3 of 7

6 rows

Characteristic	Value	Unit	Method
Relative Permittivity (100Hz)	4.4	—	IEC 62631-2-1
Relative Permittivity (1 MHz)	4	—	IEC 62631-2-1
Dissipation Factor (1 MHz)	400	E-4	IEC 62631-2-1
Volume Resistivity	1E11	Ohm*m	IEC 62631-3-1
Electric Strength	21	kV/mm	IEC 60243-1
Comparative Tracking Index	600	V	IEC 60112

Table 4 of 7

3 rows

Characteristic	Value	Unit	Method
Water Absorption	0.65	%	Sim. to ISO 62
Humidity Absorption	0.2	%	Sim. to ISO 62
Density	1200	kg/m³	ISO 1183

Table 5 of 7