IROGRAN® A 85 E 4607

Polyester-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 85 E 4607 is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are good oil and solvent resistance, excellent wear performance, good low temperature performance, high elasticity, robust processing and high melt stability.

MAIN APPLICATIONS:

Thick wall technical parts, thick wall extrusion profiles and spiral hoses.

Details

At Jan.2016: US / EAIME / APAC finished 08.10.2016

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ISO 7619	85	Shore A
Hardness (after 3 sec.)	M	ISO 7619	34	Shore D
Density	M	ISO 1183-1	1,19	g/cm³
Tensile strength	M	DIN 53504	45	MPa
Elongation @ break	M	DIN 53504	650	%
Tensile stress @ 100% elongation	M	DIN 53504	5,0	MPa
Tensile stress @ 300% elongation	M	DIN 53504	14	MPa
Tear strength	M	ISO 34-1	70	N/mm
Abrasion	M	ISO 4649	25	mm³
Bayshore rebound resilience	M	ASTM D 2632	34	%
Compression set at 70h @ 23°C	M	ISO 815	35	%
Compression set at 24h @ 70°C	M	ISO 815	43	%
Mold shrinkage	M	ISO 294-4	1,0	%
Softening range low	E	Huntsman TMA	160	°C
Softening range high	E	Huntsman TMA	175	°C

M = Injection molded parts to meet DIN & ASTM requirements. Parts tempered for 20 hrs @ 100 °C prior to testing
E = Extruded film cut to ASTM requirements. Parts at room temperature aged prior to testing.

Processing Parameters

Melt Volume Rate [190°C / 21,6kg] ISO 1133-1 = 35 cm³/10min

Processing Parameter:	Extrusion
Temperature Profile	°C
Feed Zone:	25 - 40
Barrel:	165 - 190
Die Head:	175 - 200
Nozzle:	170 - 200

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