Teknor Apex Monprene® CP-28964 Thermoplastic Elastomer

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Teknor Apex Monprene® CP-28964 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Monprene CP-28164 is a clear high performance thermoplastic elastomer designed for a variety of consumer product applications requiring a soft, rubber-like feel. Monprene CP-28164 is a medium hardness grade that exhibits excellent sunlight resistance and UV absorbing characteristics, suitable for injection molding or extrusion. Availability: Africa & Middle East; Europe; Asia Pacific; Latin America; North America Features: Light Stabilized; Low Density; Low Specific Gravity; Lubricated; Medium Flow; Medium Hardness; Slip; Sunlight Resistant; UV Absorbing; Without Fillers Uses: Consumer Applications; Gaskets; Handles; Kitchenware; Safety Equipment; Sporting Goods; Tubing; Writing Instruments RoHS Compliance: RoHS Compliant Form: Pellets Processing Method: Injection Molding; Extrusion Information provided by Teknor Apex
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Physical Properties	Metric	English	Comments

Density	0.890 g/cc	0.0322 lb/in³	ASTM D792
Melt Flow	14 g/10 min @Load 5.00 kg, Temperature 200 °C	14 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	67 @Time 5.00 sec	67 @Time 0.00139 hour	Injection Molded; ASTM D2240
	70 @Time 1.00 sec	70 @Time 0.000278 hour	Injection Molded; ASTM D2240
Tensile Strength at Break	5.10 MPa	740 psi	20 in/min, Flow; ASTM D412
	13.6 MPa	1970 psi	20 in/min, Across Flow; ASTM D412
Tensile Stress at Strain	2.53 MPa @Strain 100 %	367 psi @Strain 100 %	20 in/min, Across Flow; ASTM D412
	3.52 MPa @Strain 300 %	511 psi @Strain 300 %	20 in/min, Across Flow; ASTM D412
	3.85 MPa @Strain 100 %	559 psi @Strain 100 %	20 in/min, Flow; ASTM D412
	4.76 MPa @Strain 300 %	690 psi @Strain 300 %	20 in/min, Flow; ASTM D412
Elongation at Break	390 %	390 %	20 in/min, Flow; ASTM D412
	780 %	780 %	20 in/min, Across Flow; ASTM D412
Tear Strength	34.5 kN/m	197 pli	20 in/min, Flow; ASTM D624
	39.4 kN/m	225 pli	20 in/min, Across Flow; ASTM D624
Compression Set	25 % @Temperature 22.8 °C, Time 79200 sec	25 % @Temperature 73.0 °F, Time 22.0 hour	Type 1; ASTM D395B
	46 % @Temperature 70.0 °C, Time 79200 sec	46 % @Temperature 158 °F, Time 22.0 hour	Type 1; ASTM D395B

Processing Properties	Metric	English	Comments
Processing Temperature	199 - 249 °C	390 - 480 °F	Melt, Injection
Rear Barrel Temperature	182 - 232 °C	360 - 450 °F	Injection
Middle Barrel Temperature	188 - 238 °C	370 - 460 °F	Injection
Front Barrel Temperature	193 - 243 °C	380 - 470 °F	Injection
Nozzle Temperature	199 - 249 °C	390 - 480 °F	Injection
Zone 1	182 - 232 °C	360 - 450 °F	Extrusion
Zone 2	188 - 238 °C	370 - 460 °F	Extrusion
Zone 3	193 - 243 °C	380 - 470 °F	Extrusion
Zone 5	199 - 249 °C	390 - 480 °F	Extrusion
Die Temperature	199 - 249 °C	390 - 480 °F	Extrusion
Mold Temperature	35.0 - 48.9 °C	95.0 - 120 °F	Injection
Injection Pressure	1.38 - 5.52 MPa	200 - 800 psi	Injection
Back Pressure	0.172 - 0.689 MPa	25.0 - 100 psi	Injection
Cushion	0.381 - 2.54 cm	0.150 - 1.00 in	Injection
Screw Speed	30 - 100 rpm	30 - 100 rpm	Extrusion
	50 - 100 rpm	50 - 100 rpm	Injection

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.

PTEKNQ0820 / 237311

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