Teknor Apex Elexar® EL 3954-50 Thermoplastic Elastomer

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Teknor Apex Elexar® EL 3954-50 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Elexar® EL-3954-50 is a high performance thermoplastic elastomer designed for the electrical market. Elexar® EL-3954-50 is a lubricated, medium hardness grade suitable for both injection molding and extrusion. Features: Filled; Halogen Free; High Density; High Specific Gravity; Lubricated; Medium Flow; Medium Hardness; Slip Uses: Appliance Wire Insulation; Appliance Wire Jacketing; Cable Jacketing; Connectors; Flexible Cord Jacketing; Industrial Cable Insulation; Thermal 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	Original Value	Comments

Specific Gravity	1.16 g/cc	ASTM D792
Melt Flow	12 g/10 min @Load 5.00 kg, Temperature 200 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore A	44 @Time 5.00 sec	ASTM D2240
	46 @Time 1.00 sec	ASTM D2240
Tensile Strength at Break	4.91 MPa	Flow; Die C, 20 in/min; ASTM D412
	6.35 MPa	Across Flow; Die C, 20 in/min; ASTM D412
	8.96 MPa	Extruded Tape, Flow; Die C, 20 in/min; ASTM D412
Tensile Stress at Strain	147 psi @Strain 100 %	Across Flow; Die C, 20 in/min; ASTM D412
	149 psi @Strain 100 %	Flow; Die C, 20 in/min; ASTM D412
	285 psi @Strain 300 %	Across Flow; Die C, 20 in/min; ASTM D412
	305 psi @Strain 300 %	Flow; Die C, 20 in/min; ASTM D412
Elongation at Break	670 %	Across Flow; Die C, 20 in/min; ASTM D412
	680 %	Flow; Die C, 20 in/min; ASTM D412
	750 %	Extruded Tape, Flow; Die C, 20 in/min; ASTM D412
Tear Strength	99.0 pli	Flow; Die C, 20 in/min; ASTM D624
	118 pli	Across Flow; Die C, 20 in/min; ASTM D624
Compression Set	14 % @Temperature 22.8 °C, Time 79200 sec	Type I; ASTM D395B
	45 % @Temperature 70.0 °C, Time 79200 sec	Type I; ASTM D395B

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -60.0 °C

Processing Properties	Original Value	Comments
Rear Barrel Temperature	370 - 420 °F
Middle Barrel Temperature	370 - 420 °F
Front Barrel Temperature	370 - 420 °F
Nozzle Temperature	370 - 420 °F
Zone 1	350 - 400 °F
Zone 2	350 - 400 °F
Zone 3	350 - 400 °F
Zone 4	350 - 400 °F
Zone 5	350 - 400 °F
Die Temperature	350 - 400 °F
Melt Temperature	370 - 420 °F	Processing Temp
Mold Temperature	60.0 - 90.0 °F
Injection Pressure	60.0 - 90.0 psi
Back Pressure	200 - 1000 psi
Cushion	0.150 - 1.00 in
Screw Speed	50 - 100 rpm

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