Covestro Texin® RxT90A Thermoplastic Polyurethanes (TPU)

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Covestro Texin® RxT90A Thermoplastic Polyurethanes (TPU)
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Characterization: Texin RxT90A resin is an aromatic polyether-based thermoplastic polyurethane. It can be processed by injection molding, extrusion or blow molding. Properties / Applications: Texin RxT90A offers outstanding abrasion resistance, impact strength, toughness and flexibility. It also exhibits excellent hydrolytic stability. Typical medical applications include anesthetic connectors, catheters, flexible tubing, film, seals and gaskets and extruded profiles. As with any product, the use of Texin RxT90A resin in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability. Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	1.13 g/cc	1.13 g/cc	ASTM D792
Linear Mold Shrinkage, Flow	0.0080 cm/cm @Thickness 2.54 mm	0.0080 in/in @Thickness 0.100 in	ASTM D955
Linear Mold Shrinkage, Transverse	0.0080 cm/cm @Thickness 2.54 mm	0.0080 in/in @Thickness 0.100 in	ASTM D955
Melt Flow	13 g/10 min @Load 10.0 kg, Temperature 200 °C	13 g/10 min @Load 22.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	90	90	ASTM D2240
Tensile Strength at Break	40.7 MPa	5900 psi	ASTM D412
Tensile Stress at Strain	7.60 MPa @Strain 100 %	1100 psi @Strain 100 %	ASTM D412
	14.5 MPa @Strain 300 %	2100 psi @Strain 300 %	ASTM D412
Elongation at Break	520 %	520 %	ASTM D412
Flexural Modulus	0.0414 GPa	6.00 ksi	ASTM D790
Tear Strength	136 kN/m	776 pli	Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles	25 @Load 1.00 kg	25 @Load 2.20 lb	[mg] Loss, H-18; ASTM D3489
Compression Set	13 % @Temperature 23.0 °C, Time 79200 sec	13 % @Temperature 73.4 °F, Time 22.0 hour	postcured; ASTM D395-B
	35 % @Temperature 70.0 °C, Time 79200 sec	35 % @Temperature 158 °F, Time 22.0 hour	postcured; ASTM D395-B

Thermal Properties	Metric	English	Comments
Vicat Softening Point	106 °C	223 °F	Rate A; ASTM D1525

Optical Properties	Metric	English	Comments
Yellow Index	<= 10 %	<= 10 %	ASTM E313

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	182 - 193 °C	360 - 379 °F	Extrusion
	193 - 204 °C	379 - 399 °F	Injection
Middle Barrel Temperature	193 - 204 °C	379 - 399 °F	Extrusion
	196 - 207 °C	385 - 405 °F	Injection
Front Barrel Temperature	193 - 204 °C	379 - 399 °F	Extrusion
	196 - 207 °C	385 - 405 °F	Injection
Nozzle Temperature	199 - 210 °C	390 - 410 °F	Injection
Die Temperature	193 - 210 °C	379 - 410 °F	Extrusion
Melt Temperature	199 - 210 °C	390 - 410 °F	Injection
	199 - 210 °C	390 - 410 °F	Extrusion
Mold Temperature	16.0 - 38.0 °C	60.8 - 100 °F	Injection
Injection Pressure	41.4 - 103 MPa	6000 - 15000 psi	Injection
Back Pressure	<= 5.52 MPa	<= 800 psi	Injection
Cushion	<= 0.317 cm	<= 0.125 in	Injection

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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PCOVEST0999 / 202782

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