Huntsman IROGRAN® A 95 H 4678 Polyester-Based TPU-Injection Molding Grade

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Huntsman IROGRAN® A 95 H 4678 Polyester-Based TPU-Injection Molding Grade
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Polyester Grade
Material Notes:	Introduction: IROGRAN A 92 H 4656 is a thermoplastic polyester- polyurethane for injection molding applications. Additional characteristics of the product are short cycle times, good melt flow and easy demolding. Performance Features: Good melt flow Easy demolding Short cycle times Easy coloring recyclable Applications: For the production of technical parts, wheels and rollers, cover plates, coupling halves, conveyor rollers. Information provided by Huntsman
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Physical Properties	Metric	English	Comments

Density	1.23 g/cc	0.0444 lb/in³	ASTM D792
Linear Mold Shrinkage	0.0070 cm/cm	0.0070 in/in	ASTM D995
Melt Index of Compound	90 g/10 min @Load 10.0 kg, Temperature 210 °C	90 g/10 min @Load 22.0 lb, Temperature 410 °F	cm³/10 min

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	95	95	ASTM D2240
Hardness, Shore D	45	45	ASTM D2240
Tensile Strength at Break	45.0 MPa	6530 psi	DIN 53504
Elongation at Break	690 %	690 %	ASTM D412
100% Modulus	11.1 MPa @Strain 100 %	1610 psi @Strain 100 %	DIN 53504
300% Modulus	19.8 MPa @Strain 300 %	2870 psi @Strain 300 %	DIN 53504
Rebound	30 %	30 %	Bayshore; ASTM D2632
Tear Strength	151 kN/m	860 pli	ASTM D624
Abrasion	30	30	[mm³]; ISO 4649
Compression Set	24 % @Temperature 23.0 °C, Time 252000 sec	24 % @Temperature 73.4 °F, Time 70.0 hour	ASTM D395
	43 % @Temperature 70.0 °C, Time 86400 sec	43 % @Temperature 158 °F, Time 24.0 hour	ASTM D395

Thermal Properties	Metric	English	Comments
Melting Point	180 - 190 °C	356 - 374 °F	Huntsman/TMA

Processing Properties	Metric	English	Comments
Feed Temperature	25.0 - 40.0 °C	77.0 - 104 °F	Extrusion
Front Barrel Temperature	165 - 190 °C	329 - 374 °F	Extrusion
Nozzle Temperature	170 - 200 °C	338 - 392 °F	Extrusion
	180 - 200 °C	356 - 392 °F	Injection
Adapter Temperature	175 - 195 °C	347 - 383 °F	Extrusion
Die Temperature	175 - 200 °C	347 - 392 °F	Extrusion
Melt Temperature	170 - 195 °C	338 - 383 °F	Injection
Mold Temperature	20.0 - 70.0 °C	68.0 - 158 °F	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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