Arnitel® EL250 B-MB

Injection Molding, Food Contact Quality

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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.
Sustainability
Bio-based, Mass balanced
Special features
General Document
Regulatory Affairs
  • Absence Declaration BNST2023-11-16
  • Absence Declaration Biocidal Products2023-11-16
  • Absence Declaration DMF (2009/251/EC: Dimethylfumarate)2023-11-16
  • Absence Declaration ELV (2000/53/EC: Heavy metals)2024-02-15
  • Absence Declaration EPA 20 High Priority Substances 20192023-11-16
  • Absence Declaration Food Allergens2023-11-16
  • Absence Declaration NMP (N-Methylpyrrolidone)2023-11-16
  • Absence Declaration Nano Materials2023-11-16
  • Absence Declaration Ozone Depleting Chemicals2024-06-27
  • Absence Declaration PAH (Polycyclic Aromatic Hydrocarbons)2023-11-16
  • Absence Declaration PBT chemicals under TSCA section 6(h)2023-11-16
  • Absence Declaration PFAS2024-03-05
  • Absence Declaration POPs (Persistent Organic Pollutants)2024-09-04
  • Absence Declaration Phthalates (2005/84/EC: DEHP, DBP, BBP,DINP,DIDP, DNOP)2023-11-16
  • Absence Declaration Red Phosphorus2023-11-16
  • Absence Declaration opBDE (2003/11/EC: Octa- / Pentabromodiphenylether)2023-11-16
  • B-MB vs. fossil grades, non-existence of difference2023-05-31
  • CALIFORNIA PROPOSITION 65 (INDUSTRIAL USE)2024-01-02
  • Compliance Statement EU Sanctions and Embargos2024-05-16
  • Deforestation Statement, Regulation (EU) 2023/1115 (EUDR)2024-09-19
  • Food Contact Canada Information (LONO)2024-11-06
  • Food Contact Declaration Europe Arnitel®2023-11-10
  • Food Contact Declaration MERCOSUR Arnitel®2024-06-27
  • Food Contact Declaration USA Arnitel®2023-11-21
  • Food Contact India Information Letter2023-05-11
  • Food Contact Singapore Information Letter2024-02-15
  • Packaging Declaration EU Decision 97/129/EC (labelling)2024-04-17
  • Packaging, Packaging Waste and CONEG declaration (94/62/EC)2021-12-06
  • REACH Registration Statement2024-03-27
  • REACH STATEMENT KOREA2023-11-16
  • REACH STATEMENT TURKYE2023-11-16
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2024-11-08
Processing technology
Injection Molding
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Rheological properties

Melt volume-flow rate
48
cm³/10min
Temperature
230
°C
Load
2.16
kg
Molding shrinkage [parallel]
1
%
Molding shrinkage [normal]
1
%

Mechanical properties

Flexural modulus
20
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)
N
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)
N
kJ/m²

Thermal properties

Melting temperature (10°C/min)
180
°C
Glass transition temperature (10°C/min)
-80
°C
Glass Transition Temperature from DMTA (tan d)
-74
°C
Coeff. of linear therm. expansion (parallel)
2.2
E-4/°C
Coeff. of linear therm. expansion (normal)
2.2
E-4/°C
Burning Behav. at 1.5 mm nom. thickn.
HB
class
Thickness tested
1.5
mm
UL recognition
Yes
-
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

Volume resistivity
5E12
Ohm*m

Other properties

Water absorption
0.8
%
Density
1080
kg/m³
Apparent density
645
kg/m³

Rheological calculation properties

Density of melt
905
kg/m³

Mechanical properties (TPE)

Tensile modulus
25
MPa
Stress at 5% strain
1.3
MPa
Stress at 10% strain
2.1
MPa
Stress at 50% strain
4.5
MPa
Stress at 100% strain
5.1
MPa
Stress at break
15
MPa
Strain at break
>300
%
Nominal strain at break
900
%
Shore A Hardness (3s)
85
-
Shore D Hardness (3s)
25
-

Diagrams