Teknor Apex Telcar® TL-355 Thermoplastic Elastomer

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Teknor Apex Telcar® TL-355 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Telcar TL-355 is a general purpose thermoplastic elastomer designed for consumer/industrial applications. Telcar TL-355 is a low density, high hardness grade suitable for both injection molding and extrusion. Features: Filled; High Hardness; Low Density; Medium Flow; Medium Slip Uses: Blow Molding Applications; General Purpose; Grommets; Rubber Replacement Form: Pellets Processing Method: Injection Molding; Extrusion 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	Original Value	Comments

Specific Gravity	0.940 g/cc	ASTM D792
Melt Flow	9.0 g/10 min @Load 2.16 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore A	42 @Time 5.00 sec	Injection Molded; ASTM D2240
	44 @Time 1.00 sec	Injection Molded; ASTM D2240
Tensile Strength at Break	14.0 MPa	Flow, Die C, 20 in/min; ASTM D412
	1760 psi	Across Flow, Die C, 20 in/min; ASTM D412
Tensile Stress at Strain	1750 psi @Strain 100 %	Across Flow, Die C, 20 in/min; ASTM D412
	1990 psi @Strain 100 %	Flow, Die C, 20 in/min; ASTM D412
Elongation at Break	180 %	Across Flow, Die C, 20 in/min; ASTM D412
	220 %	Flow, Die C, 20 in/min; ASTM D412
Tear Strength	452 pli	Across Flow, Die C, 20 in/min; ASTM D624
	515 pli	Flow, Die C, 20 in/min; ASTM D624
Compression Set	41 % @Temperature 22.8 °C, Time 79200 sec	Type 1; ASTM D395B
	79 % @Temperature 70.0 °C, Time 79200 sec	Type 1; ASTM D395B

Processing Properties	Original Value	Comments
Rear Barrel Temperature	340 - 380 °F
Middle Barrel Temperature	350 - 390 °F
Front Barrel Temperature	360 - 400 °F
Nozzle Temperature	370 - 410 °F
Zone 1	330 - 370 °F
Zone 2	340 - 380 °F
Zone 3	350 - 390 °F
Zone 5	360 - 400 °F
Die Temperature	374 - 410 °F
Melt Temperature	370 - 410 °F	Processing 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
Appearance	Translucent

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