Huntsman IROGRAN® A 87 P 4946 TPU-Polyester

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Huntsman IROGRAN® A 87 P 4946 TPU-Polyester
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyester Grade
Material Notes:	Introduction: IROGRAN A 87 P 4946 is a polyether based thermoplastic polyurethane intended for injection molding and extrusion applications. IROGRAN A 87 P 4946 is part of the HUNTSMAN technical extrusion product range and offers a specially designed, flexible material with high extrudability. Performance Features: High microbial resistance Excellent hydrolysis resistance High stability of melt High production rate
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Physical Properties	Metric	English	Comments

Density	1.12 g/cc	0.0405 lb/in³	Injection molded parts; ASTM D792
Linear Mold Shrinkage	0.0080 cm/cm	0.0080 in/in	Injection molded; ASTM D955
Melt Index of Compound	65 g/10 min @Load 21.6 kg, Temperature 190 °C	65 g/10 min @Load 47.6 lb, Temperature 374 °F	MVR, [cm³/10 min]

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	87	87	Injection molded parts; ASTM D2240
Hardness, Shore D	38	38	Injection molded parts; ASTM D2240
Tensile Strength at Break	40.0 MPa	5800 psi	Injection molded parts; DIN 53504
Elongation at Break	650 %	650 %	Injection molded parts; DIN 53504
100% Modulus	7.00 MPa @Strain 100 %	1020 psi @Strain 100 %	Injection molded parts; DIN 53504
300% Modulus	11.0 MPa @Strain 300 %	1600 psi @Strain 300 %	Injection molded parts; DIN 53504
Tear Strength	98.2 kN/m	560 pli	Injection molded parts; ASTM D624
Abrasion	35	35	mm³, Injection molded; ISO 4649

Processing Properties	Metric	English	Comments
Feed Temperature	25.0 - 35.0 °C	77.0 - 95.0 °F	Injection
	25.0 - 40.0 °C	77.0 - 104 °F	Extrusion
Middle Barrel Temperature	175 - 185 °C	347 - 365 °F	Extrusion
Nozzle Temperature	180 - 190 °C	356 - 374 °F	Extrusion
	185 - 200 °C	365 - 392 °F	Injection
Adapter Temperature	185 - 195 °C	365 - 383 °F	Extrusion
Die Temperature	185 - 195 °C	365 - 383 °F	Extrusion
Mold Temperature	20.0 - 50.0 °C	68.0 - 122 °F	Injection

Descriptive Properties
Heating Zone	185-195°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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PHUQ104 / 159477

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