IROGRAN® A 92 P 4637

Polyether-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 92 P 4637 is a polyether-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are excellent hydrolysis and microbial resistance, excellent wear performance, good low temperature performance, robust processing, high melt stability and a glossy surface.

MAIN APPLICATIONS:

Thin wall technical parts, thin wall extrusion profiles, spiral hoses, cable jacketing and film and sheet.

Details

At Jan.2016: US / EAIME / APAC MTS / MTS / MTS finished 09.10.2016

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ISO 7619	92	Shore A
Hardness (after 3 sec.)	M	ISO 7619	39	Shore D
Density	M	ISO 1183-1	1,13	g/cm³
Tensile strength	M	DIN 53504	45	MPa
Elongation @ break	M	DIN 53504	600	%
Tensile stress @ 100% elongation	M	DIN 53504	9,1	MPa
Tensile stress @ 300% elongation	M	DIN 53504	15,9	MPa
Tear strength	M	ISO 34-1	74	N/mm
Abrasion	M	ISO 4649	30	mm³
Bayshore rebound resilience	M	ASTM D 2632	34	%
Compression set at 70h @ 23°C	M	ISO 815	25	%
Compression set at 24h @ 70°C	M	ISO 815	41	%
Mold shrinkage	M	ISO 294-4	0,9	%
Softening range low	E	Huntsman TMA	170	°C
Softening range high	E	Huntsman TMA	180	°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 = 55 cm³/10min

Processing Parameter:	Extrusion
Temperature Profile	°C
Feed Zone:	25 - 40
Barrel:	175 - 195
Die Head:	185 - 200
Nozzle:	180 - 200

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