Polyether-based Thermoplastic Polyurethane
Properties | Key | NORM | Value | Unit |
---|---|---|---|---|
Hardness (after 3 sec.) | M | ASTM D 2240 | 81 | Shore A |
Hardness (after 3 sec.) | M | ASTM D 2240 | 33 | Shore D |
Density | M | ASTM D 792 | 1.10 | g/cm³ |
Tensile strength | E | ASTM D 412 | 5660 | psi |
Elongation @ break | E | ASTM D 412 | 620 | % |
Tensile stress @ 100% elongation | E | ASTM D 412 | 680 | psi |
Tensile stress @ 300% elongation | E | ASTM D 412 | 1140 | psi |
Tear strength | E | ASTM D 624 | 380 | pli |
Flexural modulus @ 23°C | M | ASTM D 790 | 2450 | psi |
Flexural modulus @ -29°C | M | ASTM D 790 | 3390 | psi |
Abrasion | M | ISO 4649 | 34 | mm³ |
Taber abrasion H-18 wheel 1000g | M | ASTM D 3389 | 6 | mg/1000 cycles |
Bayshore rebound resilience | M | ASTM D 2632 | 53 | % |
Compression set at 22h @ 23°C | M | ASTM D 395 | 27 | % |
Compression set at 22h @ 70°C | M | ASTM D 395 | 80 | % |
Mold shrinkage | M | ASTM D 955 | 1.3 | % |
Softening range low | E | Huntsman TMA | 141 | °C |
Softening range high | E | Huntsman TMA | 156 | °C |
Glass transition temperature (DSC) | E | ASTM D 3418 | -40 | °C |
Vicat softening point VST/A120 | M | ASTM D 1525 | 69 | °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.
Melt Volume Rate [190°C / 21,6kg] ISO 1133-1 = 85 cm³/10min
Processing Parameter: | Extrusion |
Temperature Profile | °C |
Feed Zone: | 25 - 40 |
Barrel: | 165 - 190 |
Die Head: | 175 - 200 |
Nozzle: | 170 - 200 |