IROGRAN® PS440-202

Polyester-based Thermoplastic Polyurethane

Product Description:
IROGRAN® PS440-202 is a polyester-based Themoplastic Polyurethane (TPU) for extrusion applications. Key features are low hardness and modulus, good low temperature performance and robust processing.
MAIN APPLICATIONS:
Thin wall extrusion profiles, textile lamination and film and sheet.
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ISO 7619 88 Shore A
Density M ISO 1183-1 1,21 g/cm³
Tensile strength E DIN 53504 48 MPa
Elongation @ break M DIN 53504 650 %
Tensile stress @ 100% elongation M DIN 53504 5,6 MPa
Tensile stress @ 300% elongation M DIN 53504 10 MPa
Tear strength M ISO 34-1 62 N/mm
Abrasion M ISO 4649 30 mm³
Bayshore rebound resilience M ASTM D 2632 30 %
Compression set at 70h @ 23°C M ISO 815 30 %
Compression set at 24h @ 70°C M ISO 815 80 %
Softening range low E Huntsman TMA 142 °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  =  25 cm³/10min

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