Teknor Apex Elexar® EL 8732R Thermoplastic Elastomer

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Teknor Apex Elexar® EL 8732R Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Elexar® EL-8732R is high performance, flame retardant thermoplastic elastomer designed for electrical applications requiring flexibility over a wide temperature range. Elexar® EL-8730A is a high durometer grade, RoHS compliant grade. This grade is UL listed and is suitable for both injection molding and extrusion. Features: Flame Retardant; General Purpose; Good Colorability; Good Flexibility; Halogenated; Heat Aging Resistant; High Elasticity; High Elongation; High Specific Gravity; High Tensile Strength; Medium Flow; Ozone Resistant; Sunlight Resistant (720 hours); UV Resistant; Weather Resistant 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
Key Words:	TPE
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Physical Properties	Metric	English	Comments

Specific Gravity	1.18 g/cc	1.18 g/cc	ASTM D792
Melt Flow	10 g/10 min @Load 5.00 kg, Temperature 200 °C	10 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	81	81	ASTM D2240
Tensile Strength at Break	12.4 MPa @Thickness 0.508 mm	1800 psi @Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
	11.16 MPa @Treatment Temp. 136 °C, Time 605000 sec	1619 psi @Treatment Temp. 277 °F, Time 168 hour	in Air; ASTM D573
	11.904 MPa @Treatment Temp. 60.0 °C, Time 605000 sec	1726.5 psi @Treatment Temp. 140 °F, Time 168 hour	in IRM 902 Oil; ASTM D471
Tensile Stress at Strain	3.24 MPa @Strain 100 %, Thickness 0.508 mm	470 psi @Strain 100 %, Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
	4.76 MPa @Strain 300 %, Thickness 0.508 mm	690 psi @Strain 300 %, Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
Elongation at Break	650 % @Thickness 0.508 mm	650 % @Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
	604.5 % @Treatment Temp. 136 °C, Time 605000 sec	604.5 % @Treatment Temp. 277 °F, Time 168 hour	in Air; ASTM D573
	663 % @Treatment Temp. 60.0 °C, Time 605000 sec	663 % @Treatment Temp. 140 °F, Time 168 hour	in IRM 902 Oil; ASTM D471

Electrical Properties	Metric	English	Comments
Volume Resistivity	6.50e+14 ohm-cm @Temperature 50.0 °C	6.50e+14 ohm-cm @Temperature 122 °F	ASTM D257
	1.40e+16 ohm-cm @Temperature 22.8 °C	1.40e+16 ohm-cm @Temperature 73.0 °F	ASTM D257
Dielectric Constant	2.4 @Frequency 1000 Hz	2.4 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	25.2 kV/mm	640 kV/in	ASTM D149

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	105 °C	221 °F	Continuous; UL 1581
Brittleness Temperature	-60.0 °C	-76.0 °F	ASTM D746
Flammability, UL94	V-2	V-2	0.12 in, All Colors
Oxygen Index	23 %	23 %	ASTM D2863

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	199 - 216 °C	390 - 420 °F
Middle Barrel Temperature	213 - 221 °C	415 - 430 °F
Front Barrel Temperature	221 - 227 °C	430 - 440 °F
Nozzle Temperature	221 - 229 °C	430 - 445 °F
Zone 1	193 - 210 °C	380 - 410 °F
Zone 2	199 - 216 °C	390 - 420 °F
Zone 3	213 - 221 °C	415 - 430 °F
Zone 4	221 - 229 °C	430 - 445 °F
Zone 5	221 - 227 °C	430 - 440 °F
Die Temperature	221 - 229 °C	430 - 445 °F
Melt Temperature	221 - 229 °C	430 - 445 °F	Processing Temp
Mold Temperature	25.0 - 65.6 °C	77.0 - 150 °F
Injection Pressure	1.38 - 6.89 MPa	200 - 1000 psi
Back Pressure	0.172 - 0.345 MPa	25.0 - 50.0 psi
Cushion	0.381 - 2.54 cm	0.150 - 1.00 in
Screw Speed	50 - 100 rpm	50 - 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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