Huntsman IROGRAN® A 85 P 4394 TPU-Polyether

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Huntsman IROGRAN® A 85 P 4394 TPU-Polyether
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Ether Grade
Material Notes:	Introduction: IROGRAN A 85 P 4394 is a high performance polyether based thermoplastic polyurethane intended for extrusion and injection molding applications. IROGRAN A 85 P 4394 is part of the HUNTSMAN technical extrusion product range and offers a specially designed, flexible material with a broad processing window particularly suitable for the preparation of tubing, cable jacketing and technical moldings. Performance Features: High tensile strength Excellent wear performance Excellent hydrolysis & microbial resistance Good low temperature flexibility Information provided by Huntsman
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Physical Properties	Metric	English	Comments

Density	1.12 g/cc	0.0405 lb/in³	ASTM D792
Linear Mold Shrinkage	0.0080 cm/cm	0.0080 in/in	ASTM D995
Melt Flow	50 - 80 g/10 min	50 - 80 g/10 min	Melt Volume Rate (cm³/10 min)
Melt Index of Compound	55 g/10 min @Load 21.6 kg, Temperature 190 °C	55 g/10 min @Load 47.6 lb, Temperature 374 °F	cm³/10 min

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	85	85	ASTM D2240
Hardness, Shore D	36	36	ASTM D2240
Tensile Strength at Break	45.0 MPa	6530 psi	DIN 53504
Elongation at Break	610 %	610 %	ASTM D412
100% Modulus	7.00 MPa @Strain 100 %	1020 psi @Strain 100 %	DIN 53504
300% Modulus	12.0 MPa @Strain 300 %	1740 psi @Strain 300 %	DIN 53504
Rebound	36 %	36 %	Bayshore; ASTM D2632
Tear Strength	101 kN/m	574 pli	ASTM D624
Abrasion	25	25	[mm³]; ISO 4649
Compression Set	20 % @Temperature 23.0 °C, Time 252000 sec	20 % @Temperature 73.4 °F, Time 70.0 hour	ASTM D395
	40 % @Temperature 70.0 °C, Time 86400 sec	40 % @Temperature 158 °F, Time 24.0 hour	ASTM D395

Thermal Properties	Metric	English	Comments
Melting Point	150 - 170 °C	302 - 338 °F	Huntsman/TMA

Optical Properties	Metric	English	Comments
Transmission, Visible	90 %	90 %	transparent; thickness not reported

Processing Properties	Metric	English	Comments
Feed Temperature	25.0 - 40.0 °C	77.0 - 104 °F	Extrusion
Front Barrel Temperature	160 - 200 °C	320 - 392 °F	Extrusion
Nozzle Temperature	200 - 210 °C	392 - 410 °F	Injection
Adapter Temperature	175 - 200 °C	347 - 392 °F	Extrusion
Die Temperature	175 - 205 °C	347 - 401 °F	Extrusion
Melt Temperature	190 - 205 °C	374 - 401 °F	Injection
Mold Temperature	20.0 - 70.0 °C	68.0 - 158 °F	Injection

Descriptive Properties
Heating Zone	170-210°C		Injection

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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PHU9929 / 150389

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