Lubrizol ESTANE® 58238 Ester Based Thermoplastic Polyurethane

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Lubrizol ESTANE® 58238 Ester Based Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Polyester Grade
Material Notes:	Features: Highly Elastic Compound and Good Recovery for a Rubber-Like Character Uses: Flat Die/Film Extrusion and Blown Film and Injection Molding and Profile Extrusion Available in Americas, Europe, Middle East, Africa and India Information provided by Lubrizol.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.17 g/cc	1.17 g/cc	ASTM D792
Maximum Moisture Content	0.020	0.020

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	72 - 78 @Time 5.00 sec	72 - 78 @Time 0.00139 hour	ASTM D2240
Tensile Strength	48.3 MPa	7010 psi	ASTM D412
Elongation at Break	680 %	680 %	ASTM D412
100% Modulus	4.50 MPa @Strain 100 %	653 psi @Strain 100 %	ASTM D412
300% Modulus	12.4 MPa @Strain 300 %	1800 psi @Strain 300 %	ASTM D412
Tear Strength	17.5 kN/m	100 pli	Trouser; ASTM D470
Graves Tear Strength	68.4 kN/m	390 pli	Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles	21	21	H18, 1000g; ASTM D3389
Tensile Set	4.0 %	4.0 %	200% elongation; ASTM D412

Thermal Properties	Metric	English	Comments
Melting Point	128 °C	262 °F
Glass Transition Temp, Tg	-45.0 °C	-49.0 °F

Processing Properties	Metric	English	Comments
Zone 1	177 °C	351 °F	Extrusion
Zone 2	182 °C	360 °F	Extrusion
Zone 3	188 °C	370 °F	Extrusion
Zone 4	194 °C	381 °F	Extrusion
Adapter Temperature	194 °C	381 °F	Extrusion
Die Temperature	194 °C	381 °F	Zone 1, Extrusion
	194 °C	381 °F	Zone 2, Extrusion
Drying Temperature	104 °C	219 °F
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour
Dew Point	-40.0 °C	-40.0 °F

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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