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Rulon Bearings

Teknor Apex ELEXAR® EL 8623 Thermoplastic Elastomer
Categories: Polymer; Thermoplastic; Elastomer, TPE; Thermoplastic Elastomer, Melt-Processible Rubber
Material Notes: Notes: Elexar® EL-8623 is high performance thermoplastic elastomer, available in BLK and NAT, designed for a variety of electrical including wire & cable. Elexar® EL-8623 is a high hardness, high density grade and is suitable for both injection molding and extrusion.

Features: Chemical Resistant, Filled; Flame Retardant; Good Adhesion; Good Colorability; Good Moldability; Good Processability; Good Toughness; High Density; High Hardness; Low Flow

Uses: Appliance Wire Insulation; Appliance Wire Jacketing; Cable Jacketing; Connectors; Flexible Cord Jacketing; Industrial Cable Insulation; Terminal Cable Jacketing; Underground Power Cable; Wire & Cable Applications; Wire Jacketing

Form: Pellets

Processing Method: Extrusion; Injection Molding

Information provided by Teknor Apex Company
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Physical PropertiesMetricEnglishComments
Specific Gravity 1.17 g/cc1.17 g/ccASTM D792
Melt Flow 4.5 g/10 min
@Load 5.00 kg,
Temperature 230 °C		4.5 g/10 min
@Load 11.0 lb,
Temperature 446 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D  50
@Time 10.0 sec		50
@Time 0.00278 hour		ASTM D2240
 53
@Time 1.00 sec		53
@Time 0.000278 hour		ASTM D2240
Tensile Strength, Yield 17.7 MPa2560 psiASTM D412
 17.121 MPa
@Treatment Temp. 136 °C,
Time 605000 sec		2483.2 psi
@Treatment Temp. 277 °F,
Time 168 hour		in Air; ASTM D573
 17.44 MPa
@Treatment Temp. 60.0 °C,
Time 605000 sec		2529 psi
@Treatment Temp. 140 °F,
Time 168 hour		in IRM 902 Oil; ASTM D471
Tensile Stress at Strain  7.38 MPa
@Strain 100 %		1070 psi
@Strain 100 %		ASTM D412
 9.24 MPa
@Strain 300 %		1340 psi
@Strain 300 %		ASTM D412
Elongation at Break 560 %560 %ASTM D412
 511.84 %
@Treatment Temp. 136 °C,
Time 605000 sec		511.84 %
@Treatment Temp. 277 °F,
Time 168 hour		in Air; ASTM D573
 533.12 %
@Treatment Temp. 60.0 °C,
Time 605000 sec		533.12 %
@Treatment Temp. 140 °F,
Time 168 hour		in IRM 902 Oil; ASTM D471
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 9.70e+15 ohm-cm
@Temperature 50.0 °C		9.70e+15 ohm-cm
@Temperature 122 °F		ASTM D257
Dielectric Constant 2.37
@Frequency 1000 Hz		2.37
@Frequency 1000 Hz		ASTM D150
Dielectric Strength 35.8 kV/mm910 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature -45.0 °C-49.0 °FASTM D746
UL RTI, Electrical 90.0 °C194 °FUL 746
UL RTI, Mechanical with Impact 90.0 °C194 °FUL 746
Flammability, UL94 HB
@Thickness 0.762 mm		HB
@Thickness 0.0300 in		All Colors
Oxygen Index 23 %23 %ASTM D2863
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 199 - 216 °C390 - 420 °F
Middle Barrel Temperature 213 - 221 °C415 - 430 °F
Front Barrel Temperature 221 - 227 °C430 - 440 °F
Nozzle Temperature 221 - 229 °C430 - 445 °F
Zone 1 193 - 210 °C380 - 410 °F
Zone 2 199 - 216 °C390 - 420 °F
Zone 3 213 - 221 °C415 - 430 °F
Zone 4 213 - 221 °C415 - 430 °F
Zone 5 221 - 227 °C430 - 440 °F
Die Temperature 221 - 229 °C430 - 445 °F
Melt Temperature 221 - 229 °C430 - 445 °FProcessing Temp
Mold Temperature 25.0 - 65.6 °C77.0 - 150 °F
Injection Pressure 1.38 - 6.89 MPa200 - 1000 psi
Back Pressure 0.172 - 0.345 MPa25.0 - 50.0 psi
Cushion 0.381 - 2.54 cm0.150 - 1.00 in
Screw Speed 50 - 100 rpm50 - 100 rpm

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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