IROGRAN® A 85 E 4607

Polyester-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 85 E 4607 is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion and injection molding applications. Key features are good oil and solvent resistance, excellent wear performance, good low temperature performance, high elasticity, robust processing and high melt stability.
MAIN APPLICATIONS:
Thick wall technical parts, thick wall extrusion profiles and spiral hoses.

Details

At Jan.2016: US / EAIME / APAC finished 08.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ASTM D 2240 84 Shore A
Density M ASTM D 792 1.19 g/cm³
Tensile strength E ASTM D 412 7430 psi
Elongation @ break E ASTM D 412 610 %
Tensile stress @ 50% elongation E ASTM D 412 620 psi
Tensile stress @ 100% elongation E ASTM D 412 710 psi
Tensile stress @ 300% elongation E ASTM D 412 1690 psi
Tear strength E ASTM D 624 530 pli
Flexural modulus @ 23°C M ASTM D 790 3420 psi
Flexural modulus @ -29°C M ASTM D 790 8740 psi
Abrasion M ISO 4649 27 mm³
Taber abrasion H-18 wheel 1000g M ASTM D 3389 10 mg/1000 cycles
Bayshore rebound resilience M ASTM D 2632 50 %
Compression set at 22h @ 23°C M ASTM D 395 25 %
Compression set at 22h @ 70°C M ASTM D 395 72 %
Mold shrinkage M ASTM D 955 0.8 %
Softening range low E Huntsman TMA 161 °C
Softening range high E Huntsman TMA 190 °C
Glass transition temperature (DSC) E ASTM D 3418 -41 °C
Vicat softening point VST/A120 M ASTM D 1525 83 °C
  • 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  =  35 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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