Sarlink® TPE EE-1240N

About
Sarlink EE-1240 is a general purpose thermoplastic elastomer with good elastic properties designed for exterior automotive applications.&&

Product Description
SupplierTeknor Apex
GenericTPE
Material StatusCommercial: Active
FeaturesLow liquidity,Smoothness,Lubricating,Low Hardness,High density
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
MECHANICALNominal valueUnitTest method
tensile strength ISO 37
TD, 100% strain0.690MPaISO 37
MD, 100% strain1.15MPaISO 37
fracture5.4MPaISO 37
MD, fracture3.4MPaISO 37
Tensile strain ISO 37
fracture890%ISO 37
Flow rate, fracture660%ISO 37
tear strength ISO 34-1
TD15kN/mISO 34-1
MD19kN/mISO 34-1
Compression deformation ISO 815
23℃，22 hr11%ISO 815
70℃，22 hr28%ISO 815
90℃，70 hr56%ISO 815
125℃，70 hr76%ISO 815

MECHANICALNominal valueUnitTest method
Shore hardness ISO 868
Shore A, 1 second, injection molding45 ISO 868
Shore A, 5 seconds, injection molding42 ISO 868
Shore A, 15 seconds, injection molding40 ISO 868

Aging performanceNominal valueUnitTest method
The rate of change in tensile strength in air ISO 188
TD：110℃，1008 hr30%ISO 188
MD：110℃，1008 hr47%ISO 188
TD: 100% strain at 110 ℃, 1008 hr7.3%ISO 188
MD: 100% strain at 110 ℃, 1008 hr-3.5%ISO 188
TD：125℃，168 hr39%ISO 188
MD：125℃，168 hr56%ISO 188
TD: 100% strain 125 ℃, 168 hr12%ISO 188
MD: 100% strain 125 ℃, 168 hr-3.5%ISO 188
Changes in tensile stress during fracture in air ISO 188
TD：110℃，1008 hr-1.1%ISO 188
Flow rate: 110 ℃, 1008 hr20%ISO 188
TD：125℃，168 hr3.0%ISO 188
Flow rate: 125 ℃, 168 hr27%ISO 188
The rate of change of Shore hardness in air ISO 188
Shore A, 110 ℃, 1008 hr2.2 ISO 188
Shore A, 110 ℃, 1008 hr3.3 ISO 188
Shore A, 110 ℃, 1008 hr4.0 ISO 188
Shaw A, 125 ℃, 168 hr0.20 ISO 188
Shaw A, 125 ℃, 168 hr0.60 ISO 188
Shaw A, 125 ℃, 168 hr0.90 ISO 188

PHYSICALNominal valueUnitTest method
Density1.17g/cm³ISO 1183
Melt Flow Rate
230℃，2.16kg0.20g/10minASTM D1238
Apparent viscosity of melt
200℃，206 sec^-1258Pa·sASTM D3835

Process Conditions
injectionNominal valueUnitTest method
ExtrusionNominal valueUnitTest method
Barrel rear temperature199 to 210°C
Barrel middle temperature204 to 216°C
Barrel front temperature210 to 221°C
Nozzle temperature216 to 227°C
Processing (melt) temperature216 to 227°C
Mold temperature35 to 66°C
Injection pressure1.38 to 6.89MPa
Injection speedFast 
Back pressure0.172 to 0.862MPa
Screw speed50 to 120rpm
Cushion3.81 to 25.4mm
Barrel 1 zone temperature193 to 204°C
Barrel 2 zone temperature199 to 210°C
Barrel 3 zone temperature204 to 216°C
Barrel 5 zone temperature210 to 221°C
Nozzle temperature216 to 227°C

Notes
1. Typical properties: these are not to be construed as specifications.
2. Type 1, 20 in/min
3. Method Ba, Angle (Unnicked), 20 in/min
4. Type A
5. Type 1
6. 1 sec
7. 5 sec
8. 15 sec
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