IROGRAN® A 98 P 4535

Polyether-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 98 P 4535 is a polyether-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are excellent hydrolysis and microbial resistance, good oil & solvent resistance, excellent wear performance, durability, resistance to dynamic stress, high melt stability and transluscent.

MAIN APPLICATIONS:

Thick wall technical parts, thick wall extrusion profiles, pneumatic tubes and cable jacketing.

Details

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

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ASTM D 2240	96	Shore A
Hardness (after 3 sec.)	M	ASTM D 2240	56	Shore D
Density	M	ASTM D 792	1.15	g/cm³
Tensile strength	E	ASTM D 412	7410	psi
Elongation @ break	E	ASTM D 412	440	%
Tensile stress @ 100% elongation	E	ASTM D 412	2370	psi
Tensile stress @ 300% elongation	E	ASTM D 412	4780	psi
Tear strength	E	ASTM D 624	760	pli
Flexural modulus @ 23°C	M	ASTM D 790	15950	psi
Flexural modulus @ -29°C	M	ASTM D 790	155840	psi
Abrasion	M	ISO 4649	38	mm³
Taber abrasion H-18 wheel 1000g	M	ASTM D 3389	46	mg/1000 cycles
Bayshore rebound resilience	M	ASTM D 2632	41	%
Compression set at 22h @ 23°C	M	ASTM D 395	33	%
Compression set at 22h @ 70°C	M	ASTM D 395	79	%
Mold shrinkage	M	ASTM D 955	1.0	%
Softening range low	E	Huntsman TMA	191	°C
Softening range high	E	Huntsman TMA	204	°C
Glass transition temperature (DSC)	E	ASTM D 3418	-34	°C
Vicat softening point VST/A120	M	ASTM D 1525	141	°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 / 21.6 kg] ISO 1133-1 = 60 cm³/10 min

Processing Parameter:	Extrusion	Injection Molding
Temperature Profile	°C	°C
Feed:	25 - 40	25 - 40
Barrel:	200 - 220	200 - 220
Adapter/Nozzle:	200 - 220	200 - 225
Die/Mold:	200 - 220	20 - 70

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