Lubrizol Estane® S398A Thermoplastic Polyurethane

Category	Polymer , Thermoplastic , Polyurethane, TP , Thermoplastic Polyurethane (TPUR), Polyester Grade
Manufacturer	Lubrizol (former Noveon)
Trade Name	ESTANE®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Lubrizol Estane® S398A Thermoplastic Polyurethane.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Type: Estane® S398A is a Shore 98A, polyester based thermoplastic polyurethane (TPU) with excellent transparency. FDA approved (21 CFR 177.2600, 177.1680).Uses: Injection Molding.Information Provided by The Lubrizol Corporation

Physical Properties	Metric	English	Comments
Specific Gravity	1.22 g/cc	1.22 g/cc	ASTM D792
Linear Mold Shrinkage	0.0070 cm/cm	0.0070 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	98	98	ASTM D2240
Hardness, Shore D	55	55	ASTM D2240
Tensile Strength, Ultimate	42.2 MPa	6120 psi	ASTM D412
Tensile Strength, Yield	19.6 MPa	2840 psi	at 100% elongation; ASTM D412
	31.4 MPa	4550 psi	at 300% elongation; ASTM D412
Elongation at Break	420 %	420 %	ASTM D412
Tear Strength	167 kN/m	952 pli	Die C; ASTM D624
Abrasion	30	30	mm<sup>3</sup> loss; ISO 4649
Compression Set	20 % @Temperature 23.0 °C, Time 79200 sec	20 % @Temperature 73.4 °F, Time 22.0 hour	ASTM D395
	45 % @Temperature 70.0 °C, Time 79200 sec	45 % @Temperature 158 °F, Time 22.0 hour	ASTM D395

Thermal Properties	Metric	English	Comments
Vicat Softening Point	116 °C	241 °F	ASTM D1525

Processing Properties	Metric	English
Feed Temperature	180 - 195 °C	356 - 383 °F
Nozzle Temperature	190 - 205 °C	374 - 401 °F
Mold Temperature	10.0 - 40.0 °C	50.0 - 104 °F
Injection Pressure	8.27 - 13.8 MPa	1200 - 2000 psi
Hold Pressure	5.52 - 9.65 MPa	800 - 1400 psi
Back Pressure	0.207 - 0.552 MPa	30.0 - 80.0 psi
Cycle Time - Injection	20 - 30 sec	20 - 30 sec
Screw Speed	160 - 200 rpm	160 - 200 rpm

Descriptive Properties	Value	Comments
Injection time (s)	10-15

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