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Arnitel? EL740

Arnitel? EL740

Manufacturer: DSM
Produced At:
 Europe / China
Product Category: Thermoplastic Copolyester Elastomer
Product No: Arnitel EL740 
Product Quantity: 25KG / BAG
Product Features: 
Injection Molding

Arnitel? EL740

Thermoplastic Copolyester Elastomer
DSM Engineering Plastics
Product Description:
Injection Molding

Used In:
  • Screw Drivers and Plyers


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.

Uses 
  • Power/Other Tools

Processing Method 
  • Injection Molding

Multi-Point Data 
  • Shear Modulus vs. Temperature (ISO 11403-1)

  • Viscosity vs. Shear Rate (ISO 11403-2) 

Resin ID (ISO 1043)
  • ISO 18064 TPC-ET

Physical
Nominal Value
Unit
Test Method
Density
1.29
g/cm?
ISO 1183
Apparent (Bulk) Density
0.83
g/cm?
ISO 60
Melt Volume-Flow Rate (MVR) (230°C/2.16 kg)
1.10
in?/10min
ISO 1133
Molding Shrinkage


ISO 294-4
Across Flow
2.0
%

Flow
1.8
%

Water Absorption


ISO 62
Saturation, 73°F
0.60
%

Equilibrium, 73°F, 50% RH
0.15
%

Hardness
Nominal Value
Unit
Test Method
Shore Hardness (Shore D, 3 sec)
70

ISO 868
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
116000
psi
ISO 527-2
Tensile Stress


ISO 527-2
Yield
5220
psi

Break
6240
psi

5.0% Strain
4350
psi

10% Strain
4930
psi

50% Strain
3630
psi

100% Strain
3770
psi

Tensile Strain


ISO 527-2
Yield
17
%

Break
250
%

Nominal Tensile Strain at Break
  • > 50

  • 360

%
ISO 527-2
Elastomers
Nominal Value
Unit
Test Method
Tear Strength
1200
lbf/in
ISO 34-1
Compression Set


ISO 815
73°F
20
%

158°F
35
%

Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength


ISO 179/1eA
-22°F
2.9
ft·lb/in?

73°F
4.8
ft·lb/in?

Notched Izod Impact Strength (73°F)
4.3
ft·lb/in?
ISO 180/1A
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature (66 psi, Unannealed)
248
°F
ISO 75-2/B
Vicat Softening Temperature
320
°F
ISO 306/B50
Melting Temperature 3
430
°F
ISO 11357-3
CLTE


ISO 11359-2
Flow
9.2E-5
in/in/°F

Transverse
9.2E-5
in/in/°F

Effective Thermal Diffusivity
5.54E-8
m?/s

Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
1.0E+15
ohms·cm
IEC 60093
Electric Strength
580
V/mil
IEC 60243-1
Relative Permittivity


IEC 60250
100 Hz
3.70


1 MHz
3.30


Dissipation Factor (1 MHz)
0.030

IEC 60250
Comparative Tracking Index
600
V
IEC 60112
Flammability
Nominal Value
Unit
Test Method
Flammability Classification (0.06 in)
HB

IEC 60695-11-10, -20
Fill Analysis
Nominal Value
Unit

Melt Density
0.950
g/cm?

Melt Thermal Conductivity
0.69
Btu·in/hr/ft?/°F

Specific Heat Capacity of Melt
0.454
Btu/lb/°F

Injection
Nominal Value
Unit

Drying Temperature
212
°F

Drying Time
4.0 to 6.0
hr

Rear Temperature
392 to 428
°F

Middle Temperature
410 to 446
°F

Front Temperature
428 to 464
°F

Nozzle Temperature
446 to 482
°F

Processing (Melt) Temp
446 to 482
°F

Mold Temperature
68 to 122
°F

Injection Rate
Moderate-Fast


Back Pressure
435 to 1450
psi

Screw Compression Ratio
2.5:1.0


Extrusion
Nominal Value
Unit

Melt Temperature
446 to 500
°F



Products are widely used in plastic modification, automotive, construction, electrical and electronic, industrial, daily necessities and other fields


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