IROGRAN® A 85 P 4666

Polyether-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 85 P 4666 is a polyether-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are excellent hydrolysis and microbial resistance, good oil and solvent resistance, excellent wear performance, resistance to dynamic stress and a glossy surface.
MAIN APPLICATIONS:
Thin wall technical parts, thin wall extrusion profiles, spiral hoses and cable jacketing.

Details

At Jan.2016: US / EAIME / APAC - / MTS / MTO finished 09.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ISO 7619 84 Shore A
Hardness (after 3 sec.) M ISO 7619 31 Shore D
Density M ISO 1183-1 1,15 g/cm³
Tensile strength M DIN 53504 35 MPa
Elongation @ break M DIN 53504 720 %
Tensile stress @ 100% elongation M DIN 53504 5,7 MPa
Tensile stress @ 300% elongation M DIN 53504 9,0 MPa
Tear strength M ISO 34-1 45 N/mm
Abrasion M ISO 4649 45 mm³
Bayshore rebound resilience M ASTM D 2632 45 %
Compression set at 70h @ 23°C M ISO 815 25 %
Compression set at 24h @ 70°C M ISO 815 42 %
Mold shrinkage M ISO 294-4 0,9 %
Softening range low E Huntsman TMA 155 °C
Softening range high E Huntsman TMA 170 °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 [190°C / 21,6kg] ISO 1133-1  =  55 cm³/10min

Processing Parameter:   Extrusion
Temperature Profile °C
Feed Zone: 25 - 40
Barrel: 175 - 190
Die Head: 185 - 195
Nozzle: 170 - 180

 

The recommended electron beam dose is 150 kGr.

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