IROGRAN® A 92 E 4860

Polyester-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 92 E 4860 is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are hydrolytically stabilized, abrasion resistance, excellent wear performance, resistance to dynamic stress, high elasticity, short cycle times and high melt stability.

MAIN APPLICATIONS:

Thick wall technical parts, thin wall technical parts, thick wall extrusion profiles, pneumatic tubes 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	ASTM D 2240	91	Shore A
Hardness (after 3 sec.)	M	ASTM D 2240	42	Shore D
Density	M	ASTM D 792	1.19	g/cm³
Tensile strength	E	ASTM D 412	7500	psi
Elongation @ break	E	ASTM D 412	530	%
Tensile stress @ 100% elongation	E	ASTM D 412	1020	psi
Tensile stress @ 300% elongation	E	ASTM D 412	2430	psi
Tear strength	E	ASTM D 624	650	pli
Flexural modulus @ 23°C	M	ASTM D 790	7020	psi
Flexural modulus @ -29°C	M	ASTM D 790	54880	psi
Abrasion	M	ISO 4649	46	mm³
Taber abrasion H-18 wheel 1000g	M	ASTM D 3389	21	mg/1000 cycles
Bayshore rebound resilience	M	ASTM D 2632	38	%
Compression set at 22h @ 23°C	M	ASTM D 395	31	%
Compression set at 22h @ 70°C	M	ASTM D 395	78	%
Mold shrinkage	M	ASTM D 955	0.7	%
Softening range low	E	Huntsman TMA	187	°C
Softening range high	E	Huntsman TMA	203	°C
Glass transition temperature (DSC)	E	ASTM D 3418	-36	°C
Vicat softening point VST/A120	M	ASTM D 1525	106	°C

M = Injection molded parts to meet DIN & ASTM requirements. Parts at room temperature aged 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 / 10kg] ISO 1133-1 = 35 cm³/10min

Processing Parameter:	Extrusion
Temperature Profile	°C
Feed Zone:	25 - 40
Barrel:	190 - 210
Die Head:	195 - 210
Nozzle:	190 - 210

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