IROGRAN® A 92 E 4246L

Polyester-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 92 E 4246L is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are abrasion resistance, excellent wear performance, short cycle times, robust processing and high melt stability.
MAIN APPLICATIONS:
Thick wall technical parts and thick wall extrusion profiles.

Details

At Jan.2016: US / EAIME / APAC MTS / DP / - finished 09.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ISO 7619 92 Shore A
Hardness (after 3 sec.) M ISO 7619 44 Shore D
Density M ISO 1183-1 1,21 g/cm³
Tensile strength M DIN 53504 50 MPa
Elongation @ break M DIN 53504 610 %
Tensile stress @ 100% elongation M DIN 53504 7,2 MPa
Tensile stress @ 300% elongation M DIN 53504 15,0 MPa
Tear strength M ISO 34-1 90 N/mm
Abrasion M ISO 4649 25 mm³
Bayshore rebound resilience M ASTM D 2632 32 %
Compression set at 70h @ 23°C M ISO 815 25 %
Compression set at 24h @ 70°C M ISO 815 50 %
Mold shrinkage M ISO 294-4 0,9 %
Softening range low E Huntsman TMA 175 °C
Softening range high E Huntsman TMA 190 °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 [210°C / 21,6kg] ISO 1133-1  =  60 cm³/10min

Processing Parameter:   Injection Molding
Temperature Profile °C
Feed Zone: 25 - 40
Barrel: 190 - 210
Nozzle: 200 - 215
Mold: 20 - 50
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