IROGRAN® A 92 H 4656

Polyester-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 92 H 4656 is a polyester-based Thermoplastic Polyurethane (TPU) for injection molding applications. Key features are excellent wear performance, resistance to dynamic stress and short cycle times.

MAIN APPLICATIONS:

Thick wall technical parts and thin wall technical parts.

Details

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

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ASTM D 2240	92	Shore A
Hardness (after 3 sec.)	M	ASTM D 2240	42	Shore D
Density	M	ASTM D 792	1.21	g/cm³
Tensile strength	M	ASTM D 412	6600	psi
Elongation @ break	M	ASTM D 412	460	%
Tensile stress @ 100% elongation	M	ASTM D 412	1510	psi
Tensile stress @ 300% elongation	M	ASTM D 412	3520	psi
Tear strength	M	ASTM D 624	730	pli
Abrasion	M	ISO 4649	31	mm³
Bayshore rebound resilience	M	ASTM D 2632	37	%
Compression set at 22h @ 23°C	M	ASTM D 395	21	%
Compression set at 22h @ 70°C	M	ASTM D 395	40	%
Mold shrinkage	M	ASTM D 955	1.1	%
Softening range low	M	Huntsman TMA	187	°C
Softening range high	M	Huntsman TMA	197	°C
Glass transition temperature (DSC)	M	ASTM D 3418	-40	°C

M = Injection moulded parts to meet DIN & ASTM requirements. Parts tempered for 20 hrs @ 100 °C prior to testing

Processing Parameters

Melt Volume Rate [210°C / 10kg] ISO 1133-1 = 75 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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