Lubrizol Estane® 54643 Polyester-Based Thermoplastic Polyurethane

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Lubrizol Estane® 54643 Polyester-Based Thermoplastic Polyurethane (discontinued **)
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyester Grade
Material Notes:	Feature: Excellent flame retardant properties, matt surface appearance and low surface friction and transparent spherical pellets Uses: Melt roll coated fabrics and calendering Available in Americas, Europe, Middle East, Africa and India Information Provided by The Lubrizol Corporation
Key Words:	TPU
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Physical Properties	Original Value	Comments

Specific Gravity	1.16 g/cc	ISO 2781
Maximum Moisture Content	0.10
Melt Flow	45 - 65 g/10 min @Load 8.70 kg, Temperature 190 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore A	83	ISO 868
Tensile Strength at Break	33.0 MPa	ISO 527-3/5/500
Elongation at Break	625 %
50% Modulus	0.00390 GPa @Strain 50 %
100% Modulus	0.00460 GPa @Strain 100 %
300% Modulus	0.00720 GPa @Strain 300 %
Tear Strength	38.0 kN/m	ISO 34B
Abrasion	58	[mm³]

Optical Properties	Original Value	Comments
Transmission, Visible	90 %	transparent; thickness not quantified

Processing Properties	Original Value	Comments
Zone 1	180 °C	Extrusion
Zone 2	180 °C	Extrusion
Zone 3	175 °C	Extrusion
Zone 4	175 °C	Extrusion
Adapter Temperature	170 °C	5, Extrusion
Die Temperature	170 °C	6, Extrusion
Roll Temperature	160 °C	1, Extrusion
	170 °C	2, Extrusion
Drying Temperature	90.0 °C
Dry Time	3.00 hour
Dew Point	-40.0 - -30.0 °C

**
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PNOVEON553a / 138276

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