IROGRAN® A 92 G 4821

Polyester-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 92 G 4821 is a polyester-based Thermoplastic Polyurethane (TPU) for injection molding applications. Key features are abrasion resistance, excellent wear performance and durability.

MAIN APPLICATIONS:

Thick wall technical parts, compounding and top-pieces.

Details

18.01.2021FR - completing the TDS 14.10.20FW create the TDS

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ISO 7619	91	Shore A
Hardness (after 3 sec.)	M	ISO 7619	38	Shore D
Density	M	ISO 1183-1	1,22	g/cm³
Tensile strength	M	DIN 53504	45	MPa
Elongation @ break	M	DIN 53504	650	%
Tensile stress @ 100% elongation	M	DIN 53504	7,6	MPa
Tensile stress @ 300% elongation	M	DIN 53504	12,5	MPa
Tear strength	M	ISO 34-1	80	N/mm
Abrasion	M	ISO 4649	30	mm³
Compression set at 70h @ 23°C	M	ISO 815	20	%
Compression set at 24h @ 70°C	M	ISO 815	40	%
Softening range low	E	Huntsman TMA	175	°C
Softening range high	E	Huntsman TMA	185	°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 [205°C / 8,7kg] ISO 1133-1 = 30 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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