IROGRAN® A 85 P 4380

Polyether-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 85 P 4380 is a high flame-retardant, halogen-free, polyether-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are excellent hydrolysis and microbial resistance, excellent wear performance, good low temperature performance, robust processing, high melt stability and matte surface.
MAIN APPLICATIONS:
Thick wall technical parts, thick wall extrusion profiles and cable jacketing.

Details

At Jan.2016: US / EAIME / APAC - / MTS / MTS finished 08.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ASTM D 2240 86 Shore A
Density M ASTM D 792 1.15 g/cm³
Tensile strength E ASTM D 412 4850 psi
Elongation @ break E ASTM D 412 550 %
Tensile stress @ 100% elongation E ASTM D 412 840 psi
Tensile stress @ 300% elongation E ASTM D 412 1470 psi
Tear strength E ASTM D 624 375 pli
Flexural modulus @ 23°C M ASTM D 790 9790 psi
Flexural modulus @ -29°C M ASTM D 790 24040 psi
Abrasion M ISO 4649 65 mm³
Bayshore rebound resilience M ASTM D 2632 45 %
Compression set at 22h @ 23°C M ASTM D 395 33 %
Compression set at 22h @ 70°C M ASTM D 395 71 %
Mold shrinkage M ASTM D 955 0.7 %
Softening range low E Huntsman TMA 170 °C
Softening range high E Huntsman TMA 191 °C
Glass transition temperature (DSC) E ASTM D 3418 -45 °C
Vicat softening point VST/A120 M ASTM D 1525 77 °C
Certificates UL 94 - V2
  • M = Injection molded parts to meet DIN & ASTM requirements. Parts at room temperature aged 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  =  50 cm³/10min

Processing Parameter:   Extrusion
Temperature Profile °C
Feed Zone: 25 - 40
Barrel: 165 - 190
Die Head: 175 - 200
Nozzle: 170 - 200
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