Huntsman IROGRAN® A 70 H 4673 M Polyester-Based TPU-Injection Molding Grade

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Huntsman IROGRAN® A 70 H 4673 M 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 70 H 4673 M is a soft polyester based thermoplastic polyurethane intended for injection molding applications. IROGRAN A 70 H 4673 M is 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: High transparency Soft type Good melt flow Phthalate free High elasticity Easy coloring Information provided by Huntsman
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Physical Properties	Original Value	Comments

Density	1.15 g/cc	ASTM D792
Linear Mold Shrinkage	0.0090 in/in	ASTM D995
Melt Index of Compound	45 g/10 min @Load 5.00 kg, Temperature 190 °C	cm³/10 min

Mechanical Properties	Original Value	Comments
Hardness, Shore A	71	ASTM D2240
Hardness, Shore D	21	ASTM D2240
Tensile Strength at Break	35.0 MPa	DIN 53504
Elongation at Break	880 %	DIN 53504
100% Modulus	0.00340 GPa @Strain 100 %	DIN 53504
300% Modulus	0.00700 GPa @Strain 300 %	DIN 53504
Tear Strength	257 pli	DIN 53515
Abrasion	35	[mm³]; ISO 4649
Compression Set	34 % @Temperature 23.0 °C, Time 252000 sec	ASTM D395
	48 % @Temperature 70.0 °C, Time 86400 sec	ASTM D395

Processing Properties	Original Value	Comments
Feed Temperature	175 °C	Injection
Front Barrel Temperature	180 °C	Injection
Adapter Temperature	180 °C	Injection
Die Temperature	170 °C	Injection
Melt Temperature	145 - 170 °C

Descriptive Properties
TMA High	165°C
TMA Low	120°C

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PHU9907 / 150367

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