IROGRAN® A 95 H 4678

Polyester-based Thermoplastic Polyurethane

Product Description:
IROGRAN® A 95 H 4678 is a polyester-based Thermoplastic Polyurethane (TPU) for injection molding applications. Key features are excellent wear performance, resistance to dynamic stress, high elasticity and short cycle times.
MAIN APPLICATIONS:
Thick wall technical parts and thin wall technical parts.

Details

At Jan.2016: US / EAIME / APAC - / MTO / - finished 08.10.2016
Properties Key NORM Value Unit
Hardness (after 3 sec.) M ASTM D 2240 95 Shore A
Hardness (after 3 sec.) M ASTM D 2240 45 Shore D
Density M ASTM D 792 1.23 g/cm³
Tensile strength M ASTM D 412 5800 psi
Elongation @ break M ASTM D 412 690 %
Tensile stress @ 100% elongation M ASTM D 412 1720 psi
Tensile stress @ 300% elongation M ASTM D 412 2810 psi
Tear strength M ASTM D 624 860 pli
Abrasion M ISO 4649 30 mm³
Bayshore rebound resilience M ASTM D 2632 30 %
Compression set at 70h @ 23°C M ASTM D 395 24 %
Compression set at 24h @ 70°C M ASTM D 395 43 %
Mold shrinkage M ASTM D 955 0.7 %
Softening range low E Huntsman TMA 180 °C
Softening range high E Huntsman TMA 190 °C
  • M = Injection moulded 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 / 10kg] ISO 1133-1  =  65 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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