Teknor Apex Medalist® MD-30143 NAT Thermoplastic Elastomer

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Teknor Apex Medalist® MD-30143 NAT Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Medalist MD-30143 NAT is a high performance thermoplastic elastomer specifically designed for overmolding and multi-shot molding applications in the healthcare/medical segment. Medalist MD-30143 NAT is a medium hardness, low density, halogen-free, clear grade that bonds well to PC, ABS, and PC/ABS. Availability: Africa & Middle East; Europe; Asia Pacific; Latin America; North America Features: Bondability; Chemical Resistant; Good Adhesion; Good Clarity; Good Colorability; Good Processability; Good Sterilizability; Halogen Free; Low Density; Low Specific Gravity Uses: Medical/Healthcare Applications; Overmolding; Pharmaceuticals Agency Ratings: ISO 10993 Part 5; ISO 13485 RoHS Compliance: RoHS Compliant Form: Pellets Processing Method: Injection Molding; Multi Injection Molding Preliminary data. Information provided by Teknor Apex
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Physical Properties	Metric	English	Comments

Density	0.930 g/cc	0.0336 lb/in³	ASTM D792
Melt Flow	45 g/10 min @Load 2.16 kg, Temperature 190 °C	45 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	45	45	ASTM D2240
	43 @Time 5.00 sec	43 @Time 0.00139 hour	ASTM D2240
Tensile Strength at Break	6.89 MPa	1000 psi	ASTM D412
Tensile Stress at Strain	2.21 MPa @Strain 100 %	320 psi @Strain 100 %	ASTM D412
	2.48 MPa @Strain 200 %	360 psi @Strain 200 %	ASTM D412
	2.93 MPa @Strain 300 %	425 psi @Strain 300 %	ASTM D412
Elongation at Break	730 %	730 %	ASTM D412
Tear Strength	28.0 kN/m	160 pli	ASTM D624
Compression Set	54 % @Temperature 22.8 °C, Time 79200 sec	54 % @Temperature 73.0 °F, Time 22.0 hour	ASTM D395

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	127 - 149 °C	260 - 300 °F
Middle Barrel Temperature	160 - 193 °C	320 - 380 °F
Front Barrel Temperature	149 - 171 °C	300 - 340 °F
Nozzle Temperature	171 - 193 °C	340 - 380 °F
Melt Temperature	171 - 193 °C	340 - 380 °F
Mold Temperature	21.1 - 37.8 °C	70.0 - 100 °F
Drying Temperature	60.0 °C	140 °F
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour
Injection Pressure	1.38 - 5.52 MPa	200 - 800 psi
Back Pressure	0.172 - 0.689 MPa	25.0 - 100 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.

PTEKNQ0719 / 237210

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