Lubrizol Estane® GP 58 DT Thermoplastic Polyurethane

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Lubrizol Estane® GP 58 DT Thermoplastic Polyurethane (discontinued **)
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyether Grade
Material Notes:	Type: Estane® GP 58DT is an aromatic polyether-based thermoplastic polyurethane (TPU). Features: Translucent spherical pellets. Uses: Injection molding parts, animal identification tags Available in Europe Information Provided by The Lubrizol Corporation
Key Words:	TPU
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Physical Properties	Original Value	Comments

Specific Gravity	1.17 g/cc	ISO 2781
Maximum Moisture Content	0.050
Melt Flow	10 - 25 g/10 min @Load 8.70 kg, Temperature 210 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore D	59	ISO 868
Tensile Strength, Ultimate	47.1 MPa	ISO 527
Tensile Strength, Yield	17.2 MPa	50% elongation
	19.7 MPa	100% elongation
	31.2 MPa	300% elongation
Elongation at Break	431 %
Modulus of Elasticity	0.129 GPa	ISO 527
Rebound	31 %	ISO 4662
Tear Strength	142 kN/m	Nicked; ISO 34-1B
	177 kN/m	Unnicked; ISO 34-1B
Abrasion	55	mm³; ISO 4649

Thermal Properties	Original Value	Comments
Vicat Softening Point	132 °C	A50; ISO 306

Processing Properties	Original Value	Comments
Feed Temperature	40.0 °C	Injection
Nozzle Temperature	210 - 220 °C	Injection
Zone 1	200 - 210 °C	Injection
Zone 2	210 - 220 °C	Injection
Zone 3	210 - 220 °C	Injection
Zone 4	215 - 225 °C	Injection
Drying Temperature	100 °C
Dry Time	2.00 - 3.00 hour
Dew Point	-30.0 °C

**
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PNOVEON588 / 121479

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