Teknor Apex Telcar® TL-4145 Thermoplastic Elastomer

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Teknor Apex Telcar® TL-4145 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Uses: Automotive Applications; Automotive Exterior Parts; Automotive Exterior Trim; Automotive Interior Parts; Blow Molding Applications; General Purpose; Grommets; Weatherstripping 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	0.890 g/cc	0.890 g/cc	ASTM D792
Melt Flow	5.0 g/10 min @Load 2.16 kg, Temperature 230 °C	5.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	85	85	ASTM D2240
Tensile Strength at Break	11.7 MPa	1700 psi	ASTM D412
Tensile Stress at Strain	7.93 MPa @Strain 300 %	1150 psi @Strain 300 %	ASTM D412
Elongation at Break	650 %	650 %	ASTM D412

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 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	Clear/Transparent

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.

PTEKNP508 / 129589

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