Huntsman IROGRAN® A 85 P 4380 TPU-Polyether

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Huntsman IROGRAN® A 85 P 4380 TPU-Polyether
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Ether Grade
Material Notes:	Introduction: IROGRAN A 85 P 4380 is a flame-retardant, halogen-free, thermoplastic polyether-polyurethane intended for extrusion and injection molding applications. Additional characteristics of the product are excellent microbial resistance, high low-temperature flexibility, especially suitable for cable jackets. Performance Features: Excellent hydrolysis resistance High microbial resistance Low-adhesion surfaces Flame retardant Halogen-free Good melt flow UL 94 classification V2 Applications: Cables Hoses Profiles Cable Bushings Information provided by Huntsman
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Physical Properties	Original Value	Comments

Density	1.14 g/cc	ASTM D792
Linear Mold Shrinkage	0.0080 in/in	ASTM D995
Melt Flow	30 - 60 g/10 min	Melt Volume Rate (cm³/10 min)
Melt Index of Compound	50 g/10 min @Load 21.6 kg, Temperature 190 °C	cm³/10 min

Mechanical Properties	Original Value	Comments
Hardness, Shore A	87	ASTM D2240
Hardness, Shore D	36	ASTM D2240
Tensile Strength at Break	35.0 MPa	DIN 53504
Elongation at Break	610 %	ASTM D412
100% Modulus	0.00650 GPa @Strain 100 %	DIN 53504
300% Modulus	0.0100 GPa @Strain 300 %	DIN 53504
Rebound	42 %	Bayshore; ASTM D2632
Tear Strength	460 pli	ASTM D624
Abrasion	35	[mm³]; ISO 4649
Compression Set	25 % @Temperature 23.0 °C, Time 252000 sec	ASTM D395
	45 % @Temperature 70.0 °C, Time 86400 sec	ASTM D395

Thermal Properties	Original Value	Comments
Melting Point	159 - 180 °C	Huntsman/TMA
Flammability, UL94	V-2	Non-Halogen FR

Processing Properties	Original Value	Comments
Feed Temperature	25.0 - 40.0 °C	Extrusion
Front Barrel Temperature	165 - 190 °C	Extrusion
Nozzle Temperature	170 - 200 °C	Extrusion
	180 - 200 °C	Injection
Adapter Temperature	175 - 195 °C	Extrusion
Die Temperature	175 - 200 °C	Extrusion
Melt Temperature	170 - 195 °C	Injection
Mold Temperature	20.0 - 70.0 °C	Injection

Descriptive Properties
Heating Zone	175-195°C	Injection

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