Teknor Apex Monprene® SP-12950 Thermoplastic Elastomer

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Teknor Apex Monprene® SP-12950 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Monprene SP-12950 is a general purpose thermoplastic elastomer designed for a variety of consumer product applications requiring a soft, rubber-like feel. Monprene SP-12950 is a UV-stable, medium hardness grade suited for extrusion and injection molding. Availability: Africa & Middle East; Asia Pacific; Europe; Latin America; North America Features: Filled; Light Stabilized; Low Flow; Medium Density; Medium Hardness; Slip; Sunlight Resistant Uses: Consumer Applications; Gaskets; Handles; Safety Equipment; Sporting Goods; Writing Instruments RoHS Compliance: RoHS Compliant Form: Pellets Processing Method: Extrusion; Injection Molding Information provided by Teknor Apex
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Physical Properties	Metric	English	Comments

Density	1.10 g/cc	0.0397 lb/in³	ASTM D792
Melt Flow	2.6 g/10 min @Load 5.00 kg, Temperature 200 °C	2.6 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	50 @Time 5.00 sec	50 @Time 0.00139 hour	Injection Molded; ASTM D2240
	52 @Time 1.00 sec	52 @Time 0.000278 hour	Injection Molded; ASTM D2240
Tensile Strength at Break	4.20 MPa	609 psi	Die C, 20 in/min, Flow; ASTM D412
	6.26 MPa	908 psi	Die C, 20 in/min, Across Flow; ASTM D412
Tensile Stress at Strain	1.25 MPa @Strain 100 %	181 psi @Strain 100 %	Die C, 20 in/min, Across Flow; ASTM D412
	1.94 MPa @Strain 100 %	281 psi @Strain 100 %	Die C, 20 in/min, Flow; ASTM D412
	2.48 MPa @Strain 300 %	360 psi @Strain 300 %	Die C, 20 in/min, Across Flow; ASTM D412
	3.62 MPa @Strain 300 %	525 psi @Strain 300 %	Die C, 20 in/min, Flow; ASTM D412
Elongation at Break	430 %	430 %	Die C, 20 in/min, Flow; ASTM D412
	630 %	630 %	Die C, 20 in/min, Across Flow; ASTM D412
Tear Strength	20.9 kN/m	119 pli	Die C, 20 in/min, Flow; ASTM D624
	26.8 kN/m	153 pli	Die C, 20 in/min, Across Flow; ASTM D624
Compression Set	14 % @Temperature 22.8 °C, Time 79200 sec	14 % @Temperature 73.0 °F, Time 22.0 hour	Type 1; ASTM D395B
	92 % @Temperature 70.0 °C, Time 79200 sec	92 % @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	Opaque

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