IROGRAN® A 85 P 4350

Polyether-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 85 P 4350 is a high flame-retardant, halogen-free, 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 and high melt stability.

MAIN APPLICATIONS:

Thin wall extrusion profiles and cable jacketing.

Details

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

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ISO 7619	86	Shore A
Hardness (after 3 sec.)	M	ISO 7619	35	Shore D
Density	M	ISO 1183-1	1,15	g/cm³
Tensile strength	M	DIN 53504	40	MPa
Elongation @ break	M	DIN 53504	680	%
Tensile stress @ 100% elongation	M	DIN 53504	6,5	MPa
Tensile stress @ 300% elongation	M	DIN 53504	10,2	MPa
Tear strength	M	ISO 34-1	50	N/mm
Abrasion	M	ISO 4649	35	mm³
Bayshore rebound resilience	M	ASTM D 2632	42	%
Compression set at 70h @ 23°C	M	ISO 815	22	%
Compression set at 24h @ 70°C	M	ISO 815	42	%
Mold shrinkage	M	ISO 294-4	1,0	%
Softening range low	E	Huntsman TMA	170	°C
Softening range high	E	Huntsman TMA	190	°C
Certificates			UL 94 - V2

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 = 50 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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