Teknor Apex Elexar® EL-8730A Thermoplastic Elastomer

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Teknor Apex Elexar® EL-8730A Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Elexar® EL-8730A 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 that is UV stabilized and RoHS compliant. This grade is UL listed and is suitable for both injection molding and extrusion. Features: Filled; Good Flow; Halogenated; High Density; High Hardness; High Specific Gravity; Light Stabilized; Lubricated; Medium 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
Key Words:	TPE
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Physical Properties	Metric	English	Comments

Specific Gravity	1.25 g/cc	1.25 g/cc	ASTM D792
Melt Flow	20 g/10 min @Load 5.00 kg, Temperature 200 °C	20 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	83 @Time 18000 sec	83 @Time 5.00 hour	ASTM D2240
	85 @Time 3600 sec	85 @Time 1.00 hour	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
	11.53 MPa @Treatment Temp. 60.0 °C, Time 605000 sec	1672 psi @Treatment Temp. 140 °F, Time 168 hour	Extruded Tape, in IRM 902 Oil; ASTM D471
	13.39 MPa @Treatment Temp. 158 °C, Time 605000 sec	1942 psi @Treatment Temp. 316 °F, Time 168 hour	Extruded Tape, in Air; ASTM D573
Tensile Stress at Strain	5.17 MPa @Strain 100 %, Thickness 0.508 mm	750 psi @Strain 100 %, Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
	6.55 MPa @Strain 300 %, Thickness 0.508 mm	950 psi @Strain 300 %, Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
Elongation at Break	600 % @Thickness 0.508 mm	600 % @Thickness 0.0200 in	Extruded Tape, Die C, 20 in/min; ASTM D412
	564 % @Treatment Temp. 158 °C, Time 605000 sec	564 % @Treatment Temp. 316 °F, Time 168 hour	Extruded Tape, in Air; ASTM D573
	582 % @Treatment Temp. 60.0 °C, Time 605000 sec	582 % @Treatment Temp. 140 °F, Time 168 hour	Extruded Tape, in IRM 902 Oil; ASTM D471

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.45 @Frequency 1e+6 Hz	2.45 @Frequency 1e+6 Hz	ASTM D150
	2.46 @Frequency 1000 Hz	2.46 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	47.2 kV/mm	1200 kV/in	ASTM D149
Dissipation Factor	0.00070 @Frequency 1e+6 Hz	0.00070 @Frequency 1e+6 Hz	ASTM D150
	0.013 @Frequency 1000 Hz	0.013 @Frequency 1000 Hz	ASTM D150

Thermal Properties	Metric	English	Comments
Brittleness Temperature	<= -55.0 °C	<= -67.0 °F	ASTM D746
Flammability, UL94	V-0	V-0	0.06 in
Oxygen Index	28 %	28 %	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	213 - 221 °C	415 - 430 °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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