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Elmet Technologies

LG Chemical KEYFLEX BT 1040D 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: Antenna Cover, Injection Parts for Leisure & Sports

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 PropertiesMetricEnglishComments
Specific Gravity 1.13 g/cc1.13 g/ccASTM D792
Water Absorption 0.70 %
@Temperature 23.0 °C,
Time 86400 sec		0.70 %
@Temperature 73.4 °F,
Time 24.0 hour		ASTM D570
Molecular Weight 458.458 g/mol458.458 g/mol
Maximum Moisture Content 0.0100.010Injection Molding
 0.0100.010Extrusion Molding
Linear Mold Shrinkage, Flow 0.0060 - 0.010 cm/cm
@Thickness 3.20 mm		0.0060 - 0.010 in/in
@Thickness 0.126 in		ASTM D955
Melt Flow 20 g/10 min
@Load 2.16 kg,
Temperature 200 °C		20 g/10 min
@Load 4.76 lb,
Temperature 392 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 9292ASTM D2240
Hardness, Shore D 3838ASTM D2240
Tensile Strength at Break 25.5 MPa
@Thickness 2.00 mm		3700 psi
@Thickness 0.0787 in		50mm/min; ASTM D638
Elongation at Break 700 %
@Thickness 2.00 mm		700 %
@Thickness 0.0787 in		50mm/min; ASTM D638
Flexural Modulus 0.0686 GPa
@Thickness 6.40 mm		9.96 ksi
@Thickness 0.252 in		15mm/min; ASTM D790
Izod Impact, Notched  NB
@Thickness 6.40 mm,
Temperature 23.0 °C		NB
@Thickness 0.252 in,
Temperature 73.4 °F		ASTM D256
 NB
@Thickness 6.40 mm,
Temperature -40.0 °C		NB
@Thickness 0.252 in,
Temperature -40.0 °F		ASTM D256
Tear Strength 118 kN/m672 pli50mm/min, at Break; ASTM D624
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+13 ohm-cm>= 1.00e+13 ohm-cmASTM D257
Dielectric Strength 26.0 kV/mm
@Thickness 1.00 mm		660 kV/in
@Thickness 0.0394 in		ASTM D149
Arc Resistance 180 - 240 sec180 - 240 secASTM D495
Comparative Tracking Index 600 V600 VSolution A; IEC 60112
Hot Wire Ignition, HWI  15 - 30 sec
@Thickness >=1.50 mm		15 - 30 sec
@Thickness >=0.0591 in
 30 - 60 sec
@Thickness >=3.00 mm		30 - 60 sec
@Thickness >=0.118 in
High Amp Arc Ignition, HAI  >= 120 arcs
@Thickness 1.50 mm		>= 120 arcs
@Thickness 0.0591 in
 >= 120 arcs
@Thickness 3.00 mm		>= 120 arcs
@Thickness 0.118 in
 
Thermal PropertiesMetricEnglishComments
Melting Point 178 °C352 °F
Deflection Temperature at 0.46 MPa (66 psi) 60.0 °C
@Thickness 6.40 mm		140 °F
@Thickness 0.252 in		Unannealed; ASTM D648
UL RTI, Electrical  50.0 °C
@Thickness >=1.50 mm		122 °F
@Thickness >=0.0591 in
 50.0 °C
@Thickness >=3.00 mm		122 °F
@Thickness >=0.118 in
UL RTI, Mechanical with Impact  50.0 °C
@Thickness >=1.50 mm		122 °F
@Thickness >=0.0591 in
 50.0 °C
@Thickness >=3.00 mm		122 °F
@Thickness >=0.118 in
UL RTI, Mechanical without Impact  50.0 °C
@Thickness >=1.50 mm		122 °F
@Thickness >=0.0591 in
 50.0 °C
@Thickness >=3.00 mm		122 °F
@Thickness >=0.118 in
Flammability, UL94  HB
@Thickness >=1.50 mm		HB
@Thickness >=0.0591 in
 HB
@Thickness >=3.00 mm		HB
@Thickness >=0.118 in
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 180 - 200 °C356 - 392 °FInjection Molding
Middle Barrel Temperature 190 - 210 °C374 - 410 °FInjection Molding
Front Barrel Temperature 200 - 220 °C392 - 428 °FInjection Molding
Nozzle Temperature 200 - 220 °C392 - 428 °FInjection Molding
Zone 1 180 - 200 °C356 - 392 °FExtrusion Molding
Zone 2 190 - 210 °C374 - 410 °FExtrusion Molding
Zone 3 200 - 220 °C392 - 428 °FExtrusion Molding
Zone 4 200 - 220 °C392 - 428 °FExtrusion Molding
Adapter Temperature 200 - 220 °C392 - 428 °FExtrusion Molding
Die Temperature 190 - 230 °C374 - 446 °FExtrusion Molding
Melt Temperature 180 - 220 °C356 - 428 °FInjection Molding
 180 - 220 °C356 - 428 °FExtrusion Molding
Mold Temperature 10.0 - 35.0 °C50.0 - 95.0 °FInjection Molding
Drying Temperature 80.0 - 90.0 °C176 - 194 °FInjection Molding
 80.0 - 90.0 °C176 - 194 °FExtrusion Molding
Dry Time 3.00 - 4.00 hour3.00 - 4.00 hourInjection Molding
 3.00 - 4.00 hour3.00 - 4.00 hourExtrusion Molding

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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