Huntsman IROGRAN® A 75 P 4655 N TPU-Polyester

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Huntsman IROGRAN® A 75 P 4655 N TPU-Polyester
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyester Grade
Material Notes:	Introduction: IROGRAN A 75 P 4655 N is a black colored polyether based thermoplastic polyurethane intended for injection molding applications. IROGRAN A 75 P 4655 N is a part of the HUNTSMAN injection molding product range. It is processable at low temperatures and offers a specially designed, flexible material suitable for moldings. Performance Features: Excellent ambient & low temperature flexibility Short cycle times Phthalate free Good melt flow Easy demolding Excellent hydrolysis & microbial resistance
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Physical Properties	Metric	English	Comments

Density	1.12 g/cc	0.0405 lb/in³	Injection molded; ASTM D792
Linear Mold Shrinkage	0.0080 cm/cm	0.0080 in/in	Injection molded; ASTM D955
Melt Index of Compound	50 g/10 min @Load 10.0 kg, Temperature 190 °C	50 g/10 min @Load 22.0 lb, Temperature 374 °F	MVR, [cm³/10 min]

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	73	73	Injection molded parts; ASTM D2240
Hardness, Shore D	23	23	Injection molded parts; ASTM D2240
Tensile Strength at Break	30.0 MPa	4350 psi	0.025" extruded film,; DIN 53504
Elongation at Break	820 %	820 %	0.025" extruded film; DIN 53504
100% Modulus	8.50 MPa @Strain 100 %	1230 psi @Strain 100 %	0.025" extruded film; DIN 53504
300% Modulus	9.00 MPa @Strain 300 %	1310 psi @Strain 300 %	0.025" extruded film; DIN 53504
Tear Strength	45.1 kN/m	257 pli	0.025" extruded film; DIN 53515
Abrasion	60	60	mm³, Injection molded; DIN 53516
Compression Set	23 % @Temperature 22.8 °C, Time 252000 sec	23 % @Temperature 73.0 °F, Time 70.0 hour	Injection molded; ASTM D395
	39 % @Temperature 70.0 °C, Time 86400 sec	39 % @Temperature 158 °F, Time 24.0 hour	Injection molded; ASTM D395

Thermal Properties	Metric	English	Comments
Melting Point	122 - 155 °C	252 - 311 °F	0.025" extruded film,

Processing Properties	Metric	English	Comments
Feed Temperature	185 °C	365 °F
Middle Barrel Temperature	185 °C	365 °F
Adapter Temperature	185 °C	365 °F
Die Temperature	190 °C	374 °F

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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