Teknor Apex Medalist® MD-50357 Thermoplastic Elastomer

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Teknor Apex Medalist® MD-50357 Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Notes: Medalist MD-50357 is intended for use in medical and healthcare applications, particularly for extruded medical tubing. Medalist MD-50357 is a medium hardness, low density, clear grade designed to be a sustainable alternative to flexible PVC for medical tubing. This grade is suitable for both injection molding and extrusion. Availability: Africa & Middle East; Europe; Asia Pacific; Latin America; North America Features: Autoclavable; Bondability; Ethylene Oxide Sterilizable; Good Processing Stability; High Clarity; Medium Hardness; High Purity; Kink Resistant; Low Density; Low Specific Gravity; No Animal Derived Components; Radiation (Gamma) Resistant Uses: Medical Devices; Medical/Healthcare Applications; Pharmaceuticals; Tubing Agency Ratings: ISO 10993 Part 5; ISO 13485 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	9.0 g/10 min @Load 2.16 kg, Temperature 190 °C	9.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	58 @Time 5.00 sec	58 @Time 0.00139 hour	ASTM D2240
	60 @Time 1.00 sec	60 @Time 0.000278 hour	ASTM D2240
Tensile Strength at Break	9.17 MPa	1330 psi	ASTM D412
Tensile Stress at Strain	1.74 MPa @Strain 300 %	252 psi @Strain 300 %	ASTM D412
	1.93 MPa @Strain 50 %	280 psi @Strain 50 %	ASTM D412
	2.31 MPa @Strain 100 %	335 psi @Strain 100 %	ASTM D412
Elongation at Break	750 %	750 %	ASTM D412
Tear Strength	131 kN/m	750 pli	ASTM D624
Compression Set	24 % @Temperature 22.8 °C, Time 79200 sec	24 % @Temperature 73.0 °F, Time 22.0 hour	ASTM D395
	88 % @Temperature 70.0 °C, Time 79200 sec	88 % @Temperature 158 °F, Time 22.0 hour	ASTM D395

Processing Properties	Metric	English	Comments
Processing Temperature	193 - 216 °C	380 - 420 °F	Melt, Injection
Rear Barrel Temperature	149 - 171 °C	300 - 340 °F	Injection
Middle Barrel Temperature	171 - 193 °C	340 - 380 °F	Injection
Front Barrel Temperature	193 - 216 °C	380 - 420 °F	Injection
Nozzle Temperature	193 - 216 °C	380 - 420 °F	Injection
Zone 1	138 - 160 °C	280 - 320 °F	Extrusion
Zone 2	154 - 177 °C	310 - 350 °F	Extrusion
Zone 3	160 - 182 °C	320 - 360 °F	Extrusion
Zone 4	166 - 188 °C	330 - 370 °F	Extrusion
Zone 5	188 - 210 °C	370 - 410 °F	Extrusion
Die Temperature	171 - 210 °C	340 - 410 °F	Extrusion
Melt Temperature	171 - 210 °C	340 - 410 °F	Extrusion
Mold Temperature	21.1 - 51.7 °C	70.0 - 125 °F	Injection
Back Pressure	0.345 - 1.03 MPa	50.0 - 150 psi	Injection
Cushion	0.356 - 2.54 cm	0.140 - 1.00 in	Injection
Screw Speed	50 - 100 rpm	50 - 100 rpm	Injection

Descriptive Properties
Appearance	Clear/Transparent
	Colors Available
	Light Blue

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.

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PTEKNQ0742 / 237233

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