Lubrizol Estane® 91F88 EXP Thermoplastic Polyurethane

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Lubrizol Estane® 91F88 EXP Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Type: Aliphatic polycaprolactone based Thermoplastic Polyurethane (TPU) with a 90 Shore A Hardness. Features: Clear resin with excellent colour stability upon UV exposure. Uses: Cast film extrusion, profile extrusion. Information provided by The 159 Corporation
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Physical Properties	Metric	English	Comments

Specific Gravity	1.13 g/cc	1.13 g/cc	ISO 2781
Maximum Moisture Content	0.020	0.020

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	90 @Time 3.00 sec	90 @Time 0.000833 hour	ISO 868
Tensile Strength	40.0 - 45.0 MPa	5800 - 6530 psi	ISO 527-2
Elongation at Break	500 - 550 %	500 - 550 %	ISO 527-2
100% Modulus	7.00 - 9.00 MPa @Strain 100 %	1020 - 1310 psi @Strain 100 %	ISO 527-2
300% Modulus	18.0 - 21.0 MPa @Strain 300 %	2610 - 3050 psi @Strain 300 %	ISO 527-2
Abrasion	35	35	[mm3]; ISO 4649

Processing Properties	Metric	English	Comments
Zone 1	165 - 175 °C	329 - 347 °F
Zone 2	175 - 185 °C	347 - 365 °F
Zone 3	175 - 185 °C	347 - 365 °F
Zone 4	185 - 195 °C	365 - 383 °F
Adapter Temperature	185 - 195 °C	365 - 383 °F	(5)
Die Temperature	190 - 200 °C	374 - 392 °F	Zone 1 (6)
	190 - 200 °C	374 - 392 °F	Zone 2
Drying Temperature	60.0 °C @Time 14400 sec	140 °F @Time 4.00 hour
Moisture Content	<= 0.10 %	<= 0.10 %	MQSA 44
Dew Point	-40.0 °C	-40.0 °F

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PLUBR5019 / 238889

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