Teknor Apex Monprene® CP-28114 Thermoplastic Elastomer

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Teknor Apex Monprene® CP-28114 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Monprene CP-28114 is a high performance thermoplastic elastomer, available in natural and colors, designed for a variety of consumer product applications requiring a soft, rubber-like feel. Monprene CP-28114 is a low hardness, low density, lubricated grade that is suitable for injection molding or extrusion. Availability: Africa & Middle East; Europe; Asia Pacific; Latin America; North America Features: Good Compression Set; Good Flow; Good Melt Strength; Good Mold Release; Good Moldability; Low Compression Set; Low Density; Low Hardness; Low Specific Gravity; Lubricated; Medium Flow; Soft; Without Fillers Uses: Consumer Applications; Gaskets; Handles; Knobs; Rubber Replacement; Tubing RoHS Compliance: RoHS Compliant Form: Pellets Processing Method: Injection Molding; Extrusion Information provided by Teknor Apex
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Physical Properties	Original Value	Comments

Density	0.880 g/cc	ASTM D792
Melt Flow	4.0 g/10 min @Load 5.00 kg, Temperature 200 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore A	14 @Time 5.00 sec	Injection Molded; ASTM D2240
	17 @Time 1.00 sec	Injection Molded; ASTM D2240
Tensile Strength at Break	226 psi	20 in/min, Flow; ASTM D412
	658 psi	20 in/min, Across Flow; ASTM D412
Tensile Stress at Strain	62.0 psi @Strain 100 %	20 in/min, Across Flow; ASTM D412
	108 psi @Strain 100 %	20 in/min, Flow; ASTM D412
	113 psi @Strain 300 %	20 in/min, Across Flow; ASTM D412
	156 psi @Strain 300 %	20 in/min, Flow; ASTM D412
Elongation at Break	580 %	20 in/min, Flow; ASTM D412
	800 %	20 in/min, Across Flow; ASTM D412
Tear Strength	51.0 pli	20 in/min, Flow; ASTM D624
	73.0 pli	20 in/min, Across Flow; ASTM D624
Compression Set	8.8 % @Temperature 22.8 °C, Time 79200 sec	Type 1; ASTM D395B
	31 % @Temperature 70.0 °C, Time 79200 sec	Type 1; ASTM D395B

Processing Properties	Original Value	Comments
Processing Temperature	390 - 480 °F	Melt, Injection
Rear Barrel Temperature	360 - 450 °F	Injection
Middle Barrel Temperature	370 - 460 °F	Injection
Front Barrel Temperature	380 - 470 °F	Injection
Nozzle Temperature	390 - 480 °F	Injection
Zone 1	360 - 450 °F	Extrusion
Zone 2	370 - 460 °F	Extrusion
Zone 3	380 - 470 °F	Extrusion
Zone 4	380 - 470 °F	Extrusion
Zone 5	390 - 480 °F	Extrusion
Die Temperature	390 - 480 °F	Extrusion
Mold Temperature	60.0 - 90.0 °F	Injection
Injection Pressure	200 - 800 psi	Injection
Back Pressure	25.0 - 100 psi	Injection
Cushion	0.150 - 1.00 in	Injection
Screw Speed	30 - 100 rpm	Extrusion
	50 - 100 rpm	Injection

Descriptive Properties
Appearance	Colors Available
	Natural Color
	Opaque

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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