Teknor Apex Telcar® TL-8712R Thermoplastic Elastomer

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Teknor Apex Telcar® TL-8712R Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Telcar TL-8712R is a flame retardant thermoplastic elastomer designed for electrical applications requiring flexibility over a wide temperature range. Telcar TL-8712R is a medium hardness, medium duromenter grade that is RoHS compliant. This grade 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 Tensile Strength; Low Flow; Medium Hardness Uses: Appliance Wire Insulation; Appliance Wire Jacketing; Cable Jacketing; Connectors; Flexible Cord Jacketing; Industrial Cable Jacketing; Terminal Cable Jacketing; Underground Power Cable; Wire and Cable Applications; Wire Jacketing Forms: Pellets Processing Method: Extrusion; Injection Molding Injection Notes: Injection Rate: Moderate-Fast Extrusion Notes: Screw Speed: 30 to 100 rpm Information Provided by Teknor Apex
Key Words:	TPE
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Physical Properties	Metric	English	Comments

Specific Gravity	1.08 g/cc	1.08 g/cc	ASTM D792
Melt Flow	3.5 g/10 min @Load 5.00 kg, Temperature 200 °C	3.5 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	71	71	ASTM D2240
Tensile Strength at Break	13.8 MPa	2000 psi	0.02 in, Die C, 20 in/min, die cut from extruded tapes; ASTM D412
	12.7 MPa @Treatment Temp. 60.0 °C, Time 605000 sec	1840 psi @Treatment Temp. 140 °F, Time 168 hour	in IRM 902 Oil; ASTM D471
	15.04 MPa @Treatment Temp. 136 °C, Time 605000 sec	2181 psi @Treatment Temp. 277 °F, Time 168 hour	in Air; ASTM D573
Tensile Stress at Strain	2.48 MPa @Strain 100 %, Thickness 0.508 mm	360 psi @Strain 100 %, Thickness 0.0200 in	Die C, 20 in/min, die cut from extruded tapes; ASTM D412
	3.65 MPa @Strain 300 %, Thickness 0.508 mm	530 psi @Strain 300 %, Thickness 0.0200 in	Die C, 20 in/min, die cut from extruded tapes; ASTM D412
Elongation at Break	680 %	680 %	0.02 in, Die C, 20 in/min, die cut from extruded tapes; ASTM D412
	673.2 % @Treatment Temp. 136 °C, Time 605000 sec	673.2 % @Treatment Temp. 277 °F, Time 168 hour	in Air; ASTM D573
	700.4 % @Treatment Temp. 60.0 °C, Time 605000 sec	700.4 % @Treatment Temp. 140 °F, Time 168 hour	in IRM 902 Oil; ASTM D471

Electrical Properties	Metric	English	Comments
Volume Resistivity	6.60e+15 ohm-cm @Temperature 50.0 °C	6.60e+15 ohm-cm @Temperature 122 °F	ASTM D257
Dielectric Constant	2.1 @Frequency 1000 Hz	2.1 @Frequency 1000 Hz	ASTM D150
	2.1 @Frequency 1e+6 Hz	2.1 @Frequency 1e+6 Hz	ASTM D150
Dielectric Strength	26.0 kV/mm	660 kV/in	ASTM D149

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	105 °C	221 °F	ASTM D794
Brittleness Temperature	<= -60.0 °C	<= -76.0 °F	ASTM D746
Flammability, UL94	HB	HB	0.12 in, All Colors
Oxygen Index	20 %	20 %	ASTM D2863

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	171 - 193 °C	340 - 380 °F
Middle Barrel Temperature	177 - 199 °C	350 - 390 °F
Front Barrel Temperature	182 - 204 °C	360 - 400 °F
Nozzle Temperature	188 - 210 °C	370 - 410 °F
Zone 1	166 - 188 °C	330 - 370 °F
Zone 2	171 - 193 °C	340 - 380 °F
Zone 3	177 - 199 °C	350 - 390 °F
Zone 4	188 - 207 °C	370 - 405 °F
Zone 5	182 - 204 °C	360 - 400 °F
Die Temperature	190 - 210 °C	374 - 410 °F
Melt Temperature	188 - 210 °C	370 - 410 °F	Processing Temperature
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

Descriptive Properties
Appearance	Opaque

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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