Lubrizol Estaloc® 59020 Reinforced Thermoplastic Polyurethane

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Lubrizol Estaloc® 59020 Reinforced Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyester Grade
Material Notes:	Type: Estaloc® 59020 RETPU is a polyester-type reinforced engineered thermoplastic polyurethane (RETPU). Features: Fast cycling, dimensional stability, durability, aesthetics, low temperature impact. Uses: Injection molding. Availability: Americas and Asia Information Provided by The Lubrizol Corporation
Key Words:	RETPU
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Physical Properties	Metric	English	Comments

Specific Gravity	1.44 g/cc	1.44 g/cc	ASTM D792
Maximum Moisture Content	0.020	0.020
Linear Mold Shrinkage	0.00070 cm/cm	0.00070 in/in	flex bar; ASTM D955
	0.0020 cm/cm	0.0020 in/in	disc; ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	55 - 61 @Time 5.00 sec	55 - 61 @Time 0.00139 hour	ASTM D2240
Tensile Strength, Ultimate	28.0 MPa	4060 psi	ASTM D638
Elongation at Break	50 %	50 %	ASTM D638
Tensile Modulus	0.620 GPa	89.9 ksi	ASTM D638
Flexural Strength	19.0 MPa	2760 psi	ASTM D790
Flexural Modulus	0.570 GPa	82.7 ksi	ASTM D790
Izod Impact, Notched	0.850 J/cm @Temperature -40.0 °C	1.59 ft-lb/in @Temperature -40.0 °F	ASTM D256
	6.40 J/cm @Temperature 23.0 °C	12.0 ft-lb/in @Temperature 73.4 °F	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	51.0 °C	124 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	71.0 °C	160 °F	ASTM D648

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	213 °C	415 °F
Middle Barrel Temperature	218 °C	424 °F
Front Barrel Temperature	218 °C	424 °F
Nozzle Temperature	221 °C	430 °F
Melt Temperature	227 °C	441 °F
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
Injection Pressure	69.0 - 103 MPa	10000 - 14900 psi
Hold Pressure	35.0 - 69.0 MPa	5080 - 10000 psi
Back Pressure	0.345 MPa	50.0 psi
Screw Speed	30 - 80 rpm	30 - 80 rpm

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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