Arnitel® EL250/U

Identification & Functionality

Additives Included

UV Stabilizer

Chemical Family

Polyesters

Polymer Name

Thermoplastic Copolyester Elastomer (TPC-ET)

Plastics & Elastomers Functions

Resin

Technologies

Elastomers

Product Families

Elastomers — Thermoplastic Elastomers

Thermoplastic Polyester Elastomers (TPE-E)

Features & Benefits

Materials Features

Good Weather Stability,

UL Flame Rated,

UV Stabilized

Applications & Uses

Markets

Electrical & Electronics

Applications

Electrical & Electronics — Wire & Cable

Building Wires & Power Cables,

Data Communication Cables,

Power Transmission & Distribution

Plastics & Elastomers Processing Methods

Injection Molding

Properties

Flame Rating

UL 94 HB

Mechanical Properties

	Value	Units	Test Method / Conditions
Charpy Notched Impact Strength (at +23°C)	N	kJ/m²	ISO 179/1eA
Charpy Notched Impact Strength (at -30°C)	N	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)	N	kJ/m²	ISO 8256/1

Thermal Properties

	Value	Units	Test Method / Conditions
Melting Temperature (10°C/min)	180	°C	ISO 11357-1/-3
Glass Transition Temperature (at 10°C/min)	-80	°C	ISO 11357-1/-2
Glass Transition Temperature from DMTA (tan d)	-74	°C	ASTM D5026/D7028
Coefficient of Linear Thermal Expansion (parallel)	2.2	E-4/°C	ISO 11359-1/-2
Coefficient of Linear Thermal Expansion (normal)	2.2	E-4/°C	ISO 11359-1/-2
Burning Behaviour (at 1.5 mm Nominal Thickness)	UL HB	class	IEC 60695-11-10
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

Electrical Properties

	Value	Units	Test Method / Conditions
Volume Resistivity	5E12	Ohm*m	IEC 62631-3-1

Rheological Calculation Properties

	Value	Units	Test Method / Conditions
Density of Melt	905	kg/m³	—

Other Properties

	Value	Units	Test Method / Conditions
Water Absorption	0.8	%	Sim. to ISO 62
Density	1090	kg/m³	ISO 1183
Apparent Density	645	kg/m³	ISO 60

Mechanical Properties (TPE)

	Value	Units	Test Method / Conditions
Tensile Modulus	18	MPa	ISO 527-1/-2
Stress at 5% strain	1	MPa	ISO 527-1/-2
Stress at 10% strain	2.1	MPa	ISO 527-1/-2
Stress at 50% strain	4.2	MPa	ISO 527-1/-2
Stress at 100% strain	4.5	MPa	ISO 527-1/-2
Stress at Break	11	MPa	ISO 527-1/-2
Strain at Break	>300	%	ISO 527-1/-2
Nominal Strain at Break	500	%	ISO 527-1/-2
Shore A Hardness (3s)	85	—	ISO 868
Shore D Hardness (3s)	25	—	ISO 868

Rheological Properties

	Value	Units	Test Method / Conditions
Melt Volume-Flow Rate (at 230 / * °C, 2.16 / * kg)	48	cm³/10min	ISO 1133
Molding Shrinkage (parallel)	1	%	Sim. to ISO 294-4
Molding Shrinkage (normal)	1	%	Sim. to ISO 294-4

Regulatory & Compliance

Certifications & Compliance

ISO 14001,

OHSAS,

REACH (Europe),

UL 94

Quality Standards

UL Yellow Card (E47960)

Technical Details & Test Data

Creep Modulus-Time 23°C

Chemical Resistance

Chemical Type	Chemical Name	Resistance
Other	Acetic acid (10% by mass) at 23°C	resistant
Ketones	Acetone at 23°C	resistant
Other	Ammonium hydroxide (10% by mass) at 23°C	limited resistant, tests necessary to verify
Other	ASTM 1 at 23°C	resistant
Other	ASTM 3 at 23°C	resistant
Other	Brake fluids (DOT 3/4) at 23°C	not resistant
Other	Calcium chloride (10% by mass) at 23°C	limited resistant, tests necessary to verify
Other	Chloroform at 23°C	not resistant
Ethers	Diethyl ether at 23°C	limited resistant, tests necessary to verify
Alcohols	Ethanol at 23°C	limited resistant, tests necessary to verify
Other	Ethyl Acetate at 23°C	limited resistant, tests necessary to verify
Other	Fuel; Diesel at 85°C	resistant
Other	Hydrochloric acid (10% by mass) at 23°C	resistant
Other	Hydrogen peroxide (30% by mass) at 23°C	limited resistant, tests necessary to verify
Other	Nitric acid (10% by mass) at 23°C	resistant
Other	Phosphoric acid (10% by mass) at 23°C	resistant
Other	Sodium hydroxide (10% by mass) at 23°C	resistant
Other	Sulfuric acid (30% by mass) at 23°C	resistant
Other	Tetrachloroethylene at 23°C	limited resistant, tests necessary to verify
Hydrocarbons	Toluene at 23°C	resistant
Other	Transformer oil at 23°C	not resistant
Other	Trichloroethylene at 23°C	not resistant
Other	Water at 23°C	resistant
Other	Zinc chloride (10% by mass) at 23°C	resistant

Creep Modulus-Time 60°C

Dynamic Shear Modulus (G)-Temperature

Dynamic Tensile Modulus (E)-Temperature

Specific Volume-Temperature (pvT)

Viscosity-Shear Rate

Packaging & Availability

Packaging Type

Bags,

Boxes,

Silos,

Super Sacks