Polyester-based Thermoplastic Polyurethane
Properties | Key | NORM | Value | Unit |
---|---|---|---|---|
Hardness (after 3 sec.) | M | ASTM D 2240 | 92 | Shore A |
Hardness (after 3 sec.) | M | ASTM D 2240 | 44 | Shore D |
Density | M | ASTM D 792 | 1.21 | g/cm³ |
Tensile strength | M | ASTM D 412 | 7100 | psi |
Elongation @ break | M | ASTM D 412 | 630 | % |
Tensile stress @ 100% elongation | M | ASTM D 412 | 1330 | psi |
Tensile stress @ 300% elongation | M | ASTM D 412 | 2600 | psi |
Tear strength | M | ASTM D 624 | 630 | pli |
Abrasion | M | ISO 4649 | 25 | mm³ |
Bayshore rebound resilience | M | ASTM D 2632 | 32 | % |
Compression set at 70h @ 23°C | M | ASTM D 395 | 25 | % |
Compression set at 24h @ 70°C | M | ASTM D 395 | 50 | % |
Mold shrinkage | M | ASTM D 955 | 0.9 | % |
Softening range low | E | Huntsman TMA | 175 | °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.
Melt Volume Rate [210°C / 21,6kg] ASTM 1238 = 48 cm³/10min
Processing Parameter: | Injection Molding |
Temperature Profile | °C |
Feed Zone: | 25 - 40 |
Barrel: | 190 - 210 |
Nozzle: | 200 - 215 |
Mold: | 20 - 50 |