Lubrizol Estane® 58280 Thermoplastic Polyurethane

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Lubrizol Estane® 58280 Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyether Grade
Material Notes:	Type: Estane® 58280 is a polyether-type thermoplastic polyurethane (TPU) compound. Features: High resiliency compound, with unique physical properties such as low tensile and compression set, high rebound resilience, good hysteresis and low specific gravity. Uses: General extrusion techniques or by injection molding. Excellent for applications such as cable jackets, hose and tubing, and a variety of injection molding applications such as wheel tires, rebound balls, etc. Available in Americas, Europe, Middle East, Africa, India and Asia Information Provided by The Lubrizol Corporation
Key Words:	TPU
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Physical Properties	Metric	English	Comments

Specific Gravity	1.06 g/cc	1.06 g/cc	ASTM D792
Water Absorption	1.5 %	1.5 %	ASTM D570-95

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	79	79	ASTM D2240
Hardness, Shore D	27	27	ASTM D2240
Tensile Strength, Ultimate	24.9 MPa	3610 psi	ASTM D412; ASTM D638
Elongation at Break	750 %	750 %	ASTM D412; ASTM D638
100% Modulus	3.80 MPa @Strain 100 %	551 psi @Strain 100 %	ASTM D412; ASTM D638
300% Modulus	6.80 MPa @Strain 300 %	986 psi @Strain 300 %	ASTM D412; ASTM D638
Flexural Modulus	0.0162 GPa @Temperature 23.0 °C	2.35 ksi @Temperature 73.4 °F	ASTM D790
Rebound	72 %	72 %	ASTM D2632
Tear Strength	68.2 kN/m	389 pli	Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles	45 @Load 1.00 kg	45 @Load 2.20 lb	H-18 wheel; ASTM D1044
Compression Set	7.8 % @Temperature 23.0 °C, Time 79200 sec	7.8 % @Temperature 73.4 °F, Time 22.0 hour	ASTM D395
	22.9 % @Temperature 70.0 °C, Time 79200 sec	22.9 % @Temperature 158 °F, Time 22.0 hour	ASTM D395
Tensile Set	5.6 %	5.6 %	200% elongation; ASTM D412

Processing Properties	Metric	English	Comments
Zone 1	177 - 180 °C	351 - 356 °F	Extrusion
Zone 2	183 - 193 °C	361 - 379 °F	Extrusion
Zone 3	193 - 199 °C	379 - 390 °F	Extrusion
Zone 4	199 - 204 °C	390 - 399 °F	Extrusion
Adapter Temperature	210 °C	410 °F	Extrusion
Die Temperature	210 °C	410 °F	Zone 1, Extrusion
	210 °C	410 °F	Zone 2, Extrusion
Screw Speed	20 - 70 rpm	20 - 70 rpm	Extrusion

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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