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Rulon Bearings

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LG Chemical KEYFLEX BT 1172D Ester Type TPE
Categories: Polymer; Thermoplastic; Elastomer, TPE; Polyester, TP; Polyester Thermoplastic Elastomer
Material Notes: Description: Injection Molding, TPC-ET, General Purpose, High 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 1.25 g/ccASTM D792
Water Absorption 0.30 %
@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 0.015 - 0.019 cm/cm
@Thickness 3.20 mm		ASTM D955
Melt Flow 14 g/10 min
@Load 2.16 kg,
Temperature 240 °C		ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 66ASTM D2240
Tensile Strength at Break 45.1 MPa
@Thickness 2.00 mm		50mm/min; ASTM D638
Elongation at Break 400 %
@Thickness 2.00 mm		50mm/min; ASTM D638
Flexural Modulus 4800 kg(f)/cm²
@Thickness 6.40 mm		15mm/min; ASTM D790
Izod Impact, Notched 5.00 kg-cm/cm
@Thickness 6.40 mm,
Temperature -40.0 °C		ASTM D256
 15.0 kg-cm/cm
@Thickness 6.40 mm,
Temperature 23.0 °C		ASTM D256
Tear Strength 165 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
Comparative Tracking Index 600 VSolution A; IEC 60112
 
Thermal PropertiesOriginal ValueComments
Melting Point 217 °CPeak
Deflection Temperature at 0.46 MPa (66 psi) 130 °C
@Thickness 6.40 mm		Unannealed; ASTM D648
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 220 - 240 °CInjection Molding
Middle Barrel Temperature 230 - 250 °CInjection Molding
Front Barrel Temperature 235 - 255 °CInjection Molding
Nozzle Temperature 235 - 255 °CInjection Molding
Zone 1 220 - 240 °CExtrusion Molding
Zone 2 225 - 245 °CExtrusion Molding
Zone 3 230 - 250 °CExtrusion Molding
Zone 4 235 - 245 °CExtrusion Molding
Adapter Temperature 235 - 245 °CExtrusion Molding
Die Temperature 220 - 260 °CExtrusion Molding
Melt Temperature 220 - 240 °CInjection Molding
 220 - 240 °CExtrusion Molding
Mold Temperature 40.0 - 60.0 °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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