Arnitel® EL550

Injection Molding, Food Contact Quality, Film Extrusion

General Information

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.
Special features
Regulatory Affairs
Processing technology
Extrusion, Injection Molding
Automotive OEM
CALLOUT, PSA, VW
OEM Specification
01994-16-00055
ISO 14910 TPC ET MN 55-21-006
ISO 20029-TPC-ET,,M,51-21-015,,
STELLANTIS - 01994-16-00164-MAN-01994-16-00055-(2021-07)
TL52683-C (2011-04)

Rheological properties

Melt volume-flow rate
36
cm³/10min
Temperature
230
°C
Load
2.16
kg
Molding shrinkage [parallel]
1.55
%
Molding shrinkage [normal]
1.55
%

Mechanical properties

Flexural modulus
210
MPa
Charpy impact strength (+23°C)
N
kJ/m²
Charpy impact strength (-30°C)
N
kJ/m²
Charpy notched impact strength (+23°C)
N
kJ/m²
Charpy notched impact strength (-30°C)
25
kJ/m²
Izod notched impact strength (+23°C)
N
kJ/m²
Izod notched impact strength (-20°C)
N
kJ/m²
Tensile notched impact strength (+23°C)
216
kJ/m²

Mechanical properties (die cutting)

Stress at break (normal)
33
MPa
Strain at break (normal)
810
%
Tear strength (normal)
137
kN/m
Tear strength (parallel)
138
kN/m

Thermal properties

Melting temperature (10°C/min)
207
°C
Glass transition temperature (10°C/min)
-64
°C
Temp. of deflection under load (0.45 MPa)
110
°C
Vicat softening temperature (50°C/h 50N)
90
°C
Coeff. of linear therm. expansion (parallel)
2
E-4/°C
Coeff. of linear therm. expansion (normal)
2
E-4/°C
Burning Behav. at 1.5 mm nom. thickn.
HB
class
Thickness tested
1.5
mm
UL recognition
Yes
-
Glow Wire Flammability Index GWFI
750
°C
GWFI (Thickness (1) tested)
1
mm
Glow Wire Flammability Index GWFI
750
°C
GWFI (Thickness (2) tested)
2
mm
Relative Temperature Index - electrical
50
°C
RTI electrical (Thickness (1) tested)
1.5
mm
Relative Temperature Index - with impact
50
°C
RTI with impact (Thickness (1) tested)
1.5
mm
Relative Temperature Index - without impact
50
°C
RTI without impact (Thickness (1) tested)
1.5
mm

Electrical properties

Relative permittivity (100Hz)
4.4
-
Relative permittivity (1 MHz)
4
-
Dissipation factor (1 MHz)
400
E-4
Volume resistivity
1E11
Ohm*m
Electric strength
21
kV/mm
Comparative tracking index
600
V

Other properties

Water absorption
0.65
%
Humidity absorption
0.2
%
Density
1200
kg/m³

Mechanical properties (TPE)

Tensile modulus
200
MPa
Stress at 5% strain
7.4
MPa
Stress at 10% strain
11.1
MPa
Stress at 50% strain
13.8
MPa
Stress at 100% strain
13.7
MPa
Stress at break
35
MPa
Strain at break
>300
%
Nominal strain at break
690
%
Compression Set under constant strain at 70 °C
40
%
Shore D Hardness (3s)
53
-

Diagrams

Applications

Insecticide Bottle Plug

Industry
Consumer goods
Material
The plug of the bottle processed from our Arnitel® products give the benefit to be very chemical resistant and to be comfortable.}

Screw Drivers and Plyers

Industry
Consumer goods
  • •} Lighter, greener material than conventional rubber material
  • •} Extrusion and injection molding processes
  • •} Reduces environmental impact and system costs
  • •} Flexibility and strength
  • •} Soft touch and feel
}

Spider Couplings

Industry
Industrial equipment
A spider coupling ensures misalignment in metal shaft connections does not affect the lifetime of the couplers. In essence, the spider coupling dampens the initial hit when the shafts start to rotate.}

Support Springs

Industry
Consumer goods
Low creep flexing solution for slats and mattresses, creating ultimate sleep comfort by changing durometer per section of your bed.}

Virtual Reality

Industry
Consumer goods
Different Arnitelgrades used in VR headware, combining the excellent skin chemical resistance with comfort, durability and manufacture ability.}