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Ensinger PEI

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LG Chemical KEYFLEX BT 1140D Ester Type TPE
Categories: Polymer; Thermoplastic; Elastomer, TPE; Polyester, TP; Polyester Thermoplastic Elastomer
Material Notes: Description: Injection Molding, TPC-ET, General Purpose, Medium Modulus

Application: Cable & Wire Jackets, Hose & Tubing, Sheet

CAS: 37282-12-5

Information provided by LG Chemical
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Specific Gravity 1.12 g/ccASTM D792
Water Absorption 0.70 %
@Temperature 23.0 °C,
Time 86400 sec		ASTM D570
Molecular Weight 458.458 g/mol
Maximum Moisture Content 0.010Injection Molding
 0.010Extrusion Molding
Linear Mold Shrinkage, Flow 0.0060 - 0.010 cm/cm
@Thickness 3.20 mm		ASTM D955
Melt Flow 12 g/10 min
@Load 2.16 kg,
Temperature 200 °C		ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 90ASTM D2240
Hardness, Shore D 36ASTM D2240
Tensile Strength at Break 25.5 MPa
@Thickness 2.00 mm		50mm/min; ASTM D638
Elongation at Break 750 %
@Thickness 2.00 mm		50mm/min; ASTM D638
Flexural Modulus 600 kg(f)/cm²
@Thickness 6.40 mm		15mm/min; ASTM D790
Izod Impact, Notched NB
@Thickness 6.40 mm,
Temperature 23.0 °C		ASTM D256
 NB
@Thickness 6.40 mm,
Temperature -40.0 °C		ASTM D256
Tear Strength 120 kg(f)/cm50mm/min, at Break; ASTM D624
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity >= 1.00e+13 ohm-cmASTM D257
Dielectric Strength 26.0 kV/mm
@Thickness 1.00 mm		ASTM D149
Arc Resistance 120 - 180 secASTM D495
Comparative Tracking Index 600 VSolution A; IEC 60112
Hot Wire Ignition, HWI 30 - 60 sec
@Thickness >=1.50 mm
 60 - 120 sec
@Thickness >=3.00 mm
High Amp Arc Ignition, HAI >= 120 arcs
@Thickness 1.50 mm
 >= 120 arcs
@Thickness 3.00 mm
High Voltage Arc-Tracking Rate, HVTR 10.0 - 25.4 mm/min
 
Thermal PropertiesOriginal ValueComments
Melting Point 170 °CPeak
UL RTI, Electrical 50.0 °C
@Thickness >=1.50 mm
 50.0 °C
@Thickness >=3.00 mm
UL RTI, Mechanical with Impact 50.0 °C
@Thickness >=1.50 mm
 50.0 °C
@Thickness >=3.00 mm
UL RTI, Mechanical without Impact 50.0 °C
@Thickness >=1.50 mm
 50.0 °C
@Thickness >=3.00 mm
Flammability, UL94 HB
@Thickness >=1.50 mm
 HB
@Thickness >=3.00 mm
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 180 - 200 °CInjection Molding
Middle Barrel Temperature 190 - 210 °CInjection Molding
Front Barrel Temperature 200 - 220 °CInjection Molding
Nozzle Temperature 200 - 220 °CInjection Molding
Zone 1 180 - 220 °CExtrusion Molding
Zone 2 180 - 200 °CExtrusion Molding
Zone 3 200 - 220 °CExtrusion Molding
Zone 4 200 - 220 °CExtrusion Molding
Adapter Temperature 200 - 220 °CExtrusion Molding
Die Temperature 190 - 230 °CExtrusion Molding
Melt Temperature 180 - 220 °CInjection Molding
 180 - 220 °CExtrusion Molding
Mold Temperature 10.0 - 35.0 °CInjection Molding
Drying Temperature 80.0 - 90.0 °CInjection Molding
 80.0 - 90.0 °CExtrusion Molding
Dry Time 3.00 - 4.00 hourInjection Molding
 3.00 - 4.00 hourExtrusion Molding

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