IROGRAN® A 92 E 4246L

Polyester-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 92 E 4246L is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are abrasion resistance, excellent wear performance, short cycle times, robust processing and high melt stability.

MAIN APPLICATIONS:

Thick wall technical parts and thick wall extrusion profiles.

Details

At Jan.2016: US / EAIME / APAC MTS / DP / - 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	44	Shore D
Density	M	ISO 1183-1	1,21	g/cm³
Tensile strength	M	DIN 53504	50	MPa
Elongation @ break	M	DIN 53504	610	%
Tensile stress @ 100% elongation	M	DIN 53504	7,2	MPa
Tensile stress @ 300% elongation	M	DIN 53504	15,0	MPa
Tear strength	M	ISO 34-1	90	N/mm
Abrasion	M	ISO 4649	25	mm³
Bayshore rebound resilience	M	ASTM D 2632	32	%
Compression set at 70h @ 23°C	M	ISO 815	25	%
Compression set at 24h @ 70°C	M	ISO 815	50	%
Mold shrinkage	M	ISO 294-4	0,9	%
Softening range low	E	Huntsman TMA	175	°C
Softening range high	E	Huntsman TMA	190	°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 [210°C / 21,6kg] ISO 1133-1 = 60 cm³/10min

Processing Parameter:	Injection Molding
Temperature Profile	°C
Feed Zone:	25 - 40
Barrel:	190 - 210
Nozzle:	200 - 215
Mold:	20 - 50

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