Arnitel® EM400/U

Chemical Family: Polyesters

Arnitel® EM400/U is a high-performance thermoplastic copolyester (TPC) known for its exceptional blend of flexibility, high temperature resistance, and strength, complemented by excellent processing characteristics. Across industries such as automotive and E&E, it is gaining prominence as a more sustainable and efficient alternative to traditional rubbers, leading to reduced environmental impact and lower system costs. This material can be processed using both extrusion and injection molding technologies and meets the requirements for food contact quality.

Product families

Applications

Consumer Goods — Appliances & Electronics; Consumer Goods — Furniture; Consumer Goods — Housewares; Consumer Goods — Other Consumer Goods Applications; Consumer Goods — Sports & Recreation

Industrial — Chemical & Industrial Manufacturing

Equipment & Parts
Other Industrial Applications

Electrical & Electronics — Devices & Assemblies

Consumer Electronics

Electrical & Electronics — Parts & Components

Housings & Enclosures

Automotive & Transportation — Transportation

Rail & Mass Transit

Product Families

Elastomers — Thermoplastic Elastomers

Thermoplastic Polyester Elastomers (TPE-E)

Other characteristics

Brand: Arnitel
Density: 1110.0 - 1110.0 kg/m³
End Uses: Belts & Belt Repair, Conveyor Parts
Polymer Name: Thermoplastic Copolyester Elastomer (TPC-ET)
Strain at Break: 300.0 - 300.0 %
Processing Methods: Extrusion, Injection Molding
Markets: Automotive & Transportation
Consumer Goods
Electrical & Electronics
Industrial
Technology: Elastomers
Packaging Type: Bags
Boxes
Silos
Super Sacks
Certifications and Compliance: ISO 14001
OHSAS
REACH (Europe)
Plastics and Elastomers End Uses: Belts & Belt Repair
Conveyor Parts
Plastics and Elastomers Functions: Resin
Plastics and Elastomers Processing Methods: Extrusion
Injection Molding

Technical data

Table 1 of 6

7 rows

Characteristic	Value	Unit	Method
Yield Stress	6	MPa	ISO 527-1/-2
Yield Strain	50	%	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)	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

Table 2 of 6

2 rows

Characteristic	Value	Unit	Method
Melting Temperature (10°C/min)	195	°C	ISO 11357-1/-3
Glass Transition Temperature (at 10°C/min)	-73	°C	ISO 11357-1/-2

Table 3 of 6

1 row

Characteristic	Value	Unit	Method
Density	1110	kg/m³	ISO 1183

Table 4 of 6

6 rows

Characteristic	Value	Unit	Method
Tensile Modulus	40	MPa	ISO 527-1/-2
Stress at 10% strain	3	MPa	ISO 527-1/-2
Stress at 100% strain	6.6	MPa	ISO 527-1/-2
Stress at Break	20	MPa	ISO 527-1/-2
Strain at Break	>300	%	ISO 527-1/-2
Shore D Hardness (15s)	33	—	ISO 868

Table 5 of 6

3 rows

Characteristic	Value	Unit	Method
Melt Flow Index (at 2.16 / * kg)	32	g/10min	ISO 1133
Molding Shrinkage (parallel)	1.5	%	Sim. to ISO 294-4
Molding Shrinkage (normal)	1.5	%	Sim. to ISO 294-4

Химическая стойкость

24 rows

Characteristic	Value	Unit
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