IROGRAN® A 85 P 4394

Polyether-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 85 P 4394 is a polyether-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are excellent hydrolysis and microbial resistance, excellent wear performance, robust processing and a glossy surface.
MAIN APPLICATIONS:
Thin wall technical parts, thin wall extrusion profiles, spiral hoses, cable jacketing and film and sheet.

Details

At Jan.2016: US / EAIME / APAC MTS / MTS / MTS finished 08.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ISO 7619 85 Shore A
Hardness (after 3 sec.) M ISO 7619 36 Shore D
Density M ISO 1183-1 1,12 g/cm³
Tensile strength M DIN 53504 45 MPa
Elongation @ break M DIN 53504 640 %
Tensile stress @ 100% elongation M DIN 53504 7,0 MPa
Tensile stress @ 300% elongation M DIN 53504 12,0 MPa
Tear strength M ISO 34-1 60 N/mm
Abrasion M ISO 4649 25 mm³
Bayshore rebound resilience M ASTM D 2632 36 %
Compression set at 70h @ 23°C M ISO 815 20 %
Compression set at 24h @ 70°C M ISO 815 40 %
Mold shrinkage M ISO 294-4 0,8 %
Softening range low E Huntsman TMA 150 °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: 165 - 200
Die Head: 175 - 205
Nozzle: 170 - 200
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