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Master Bond adhesives

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Teknor Apex Telcar® TL-8451 Thermoplastic Elastomer
Categories: Polymer; Thermoplastic; Elastomer, TPE; Vinyl (PVC); PVC, Wire and Cable Grade
Material Notes: Notes: Telcar TL-8451 is a high performance, halogen-free thermoplastic elastomer designed for electrical applications requiring flexibility over a wide temperature range. Telcar TL-8451 is a durometer grade that is UV stabilized and RoHS and REACH SVHC compliant. This grade is UL listed and is suitable for both injection molding and extrusion.

Features: General Purpose; Good Colorability; Good Flexibility; Halogen Free, Heat Aging Resistant; High Elasticity; High Elongation; High Hardness; High Tensile Strength; Medium Density; Medium Flow; Ozone Resistant; Sunlight Resistant (720 hours); UV Resistant; Weather Resistant

Notes: RoHS Compliant

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

Wire Types: SJEOW

Agency Ratings: UL 1581; QMTT2.E73402

Forms: Pellets

Processing Method: Extrusion; Injection Molding

Injection Notes: Drying is not necessary. However, if moisture is a problem, dry the pellets for 2 to 4 hours at 150°F (65°C); Injection Rate: Moderate-Fast

Extrusion Notes: Screw Speed: 30 to 100 rpm

Information Provided by Teknor Apex
Key Words: TPE
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 1.00 g/ccASTM D792
Melt Flow 20 g/10 min
@Load 5.00 kg,
Temperature 200 °C		ASTM D1238
Deformation 6.0 %
@Load 2.00 kg		ASTM D621
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 84ASTM D2240
Tensile Strength at Break 2064 psiChange in tensile strength in IRM 902 oil after 168 hours at 140°F; ASTM D471
 2400 psi0.02 in, Die C, 20 in/min, die cut from extruded tapes; ASTM D412
 2640 psiChange in tensile strength in air after 168 hours at 277°F; ASTM D573
Tensile Stress at Strain 655 psi
@Strain 100 %,
Thickness 0.508 mm		Die C, 20 in/min, die cut from extruded tapes; ASTM D412
 900 psi
@Strain 300 %,
Thickness 0.508 mm		Die C, 20 in/min, die cut from extruded tapes; ASTM D412
Elongation at Break 534 %After aging in air 168 hours at 277°F; ASTM D573
 558 %After aging in IRM 902 oil after 168 hours at 140°F; ASTM D471
 600 %0.02 in, Die C, 20 in/min, die cut from extruded tapes; ASTM D412
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 9.60e+16 ohm-cm
@Temperature 50.0 °C		ASTM D257
Dielectric Constant 2.1
@Frequency 1000 Hz		ASTM D150
 2.33
@Frequency 1e+6 Hz		ASTM D150
Dielectric Strength 970 V/milASTM D149
Dissipation Factor 0.00010
@Frequency 1e+6 Hz		ASTM D150
 0.00020
@Frequency 1000 Hz		ASTM D150
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 105 °CContinuous Use; ASTM D746
Brittleness Temperature <= -76.0 °FASTM D746
UL RTI, Electrical 194 °FUL 746
UL RTI, Mechanical with Impact 194 °FUL 746
Flammability, UL94 HB
@Thickness 0.762 mm		All Colors
Oxygen Index 18 %ASTM D2863
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 390 - 420 °F
Middle Barrel Temperature 415 - 430 °F
Front Barrel Temperature 430 - 440 °F
Nozzle Temperature 430 - 445 °F
Zone 1 380 - 410 °F
Zone 2 390 - 420 °F
Zone 3 415 - 430 °F
Zone 4 415 - 430 °F
Zone 5 430 - 440 °F
Die Temperature 430 - 445 °F
Melt Temperature 430 - 445 °FProcessing Temperature
Mold Temperature 77.0 - 150 °F
Injection Pressure 200 - 1000 psi
Back Pressure 25.0 - 50.0 psi
Cushion 0.150 - 1.00 in
Screw Speed 50 - 100 rpm
 
Descriptive Properties
AppearanceOpaque

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 go back to viewing the property data in MatWeb's normal format.

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