| About |
|---|
| Elasthane™ 55D MR is a Thermoplastic Polyurethane Elastomer (Polyether) (TPU-Polyether) product. It can be processed by extrusion and is available in North America. Applications of Elasthane™ 55D MR include medical/healthcare and food contact applications. Characteristics include: Biocompatible High Strength Hydrolytically Stable&& |
| Product Description | |
|---|---|
| Supplier | DSM |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Hydrolysis stability,Aromatic,Biocompatible |
| Availabilitys | North America |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.16 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 224℃，1.20kg | 13 | g/10min | ASTM D1238 |
| Shrinkage rate | ASTM D955 | ||
| MD | 0.50 to 1.0 | % | ASTM D955 |
| MD | 1.4 | % | ASTM D955 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | 137 | kN/m | ASTM D624 |
| Compression deformation | |||
| 25℃，22 hr | 40 | % | ASTM D395 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 129 | ℃ | ASTM D1525 |
| Linear coefficient of thermal expansion | |||
| MD | 1.5E-4 | 1/℃ | ASTM E831 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | 15 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 60 Hz | 5.20 | ASTM D150 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 55 | ASTM D2240 | |
| tensile strength | ASTM D1708 | ||
| limit | 54.1 | MPa | ASTM D1708 |
| 50% strain | 11.9 | MPa | ASTM D1708 |
| 100% strain | 15.0 | MPa | ASTM D1708 |
| 300% strain | 33.7 | MPa | ASTM D1708 |
| Tensile strain | |||
| fracture | 380 | % | ASTM D1708 |
| Bending modulus | |||
| 1% secant | 149 | MPa | ASTM D790 |
| bending strength | |||
| 5% strain | 6.20 | MPa | ASTM D790 |
| Taber abraser | |||
| 1000 cycles, 1000 g, H-18 wheels | 48.0 | mg | ASTM D1044 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 193 to 210 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 4 in disk |
| 3. Flame bar |
| 4. Die C |
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