IROGRAN® A 95 K 4977H

Polycaprolactone-based Thermoplastic Polyurethane

Product Description:

IROGRAN® A 95 K 4977H is a polycaprolactone-based Thermoplastic Polyurethane (TPU) for injection molding applications. Key features are good oil and solvent resistance, low compression set, excellent wear performance, durability, resistance to dynamic stress, short cycle times and high melt stability.

MAIN APPLICATIONS:

Thick wall technical parts, thin wall technical parts and seals and gaskets.

Details

20.06.25 for Kastas

DIN / ISO

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ISO 7619	94	Shore A
Hardness (after 3 sec.)	M	ISO 7619	45	Shore D
Density	M	ISO 1183-1	1,2	g/cm³
Tensile strength	M	DIN 53504	47	MPa
Elongation @ break	M	DIN 53504	447	%
Tensile stress @ 20% elongation	M	DIN 53504	6,0	MPa
Tensile stress @ 50% elongation	M	DIN 53504	8,6	MPa
Tensile stress @ 100% elongation	M	DIN 53504	11,0	MPa
Tensile stress @ 200% elongation	M	DIN 53504	15,2	MPa
Tensile stress @ 300% elongation	M	DIN 53504	22,9	MPa
Tear strength	M	ISO 34-1	83	N/mm
Abrasion	M	ISO 4649	42	mm³
Compression set at 70h @ 23°C	M	ISO 815	20	%
Compression set at 24h @ 70°C	M	ISO 815	29	%
Compression set at 24h @ 100°C	M	ISO 815	28	%
Compression set at 70h @ 100°C	M	ISO 815	36	%

M = Injection molded parts to meet DIN & ASTM requirements. Parts tempered for 20 hrs @ 120 °C prior to testing

Processing Parameters

Melt Volume Rate [215°C / 21,6kg] ISO 1133-1 = 42 cm³/10min

Processing Parameter:	Injection Molding
Temperature Profile	°C
Feed Zone:	25 - 40
Barrel:	205 - 215
Nozzle:	210 - 220
Mold:	20 - 50

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