| About |
|---|
| Type: Isoplast® 301 is an engineering thermoplastic polyurethane resin.&& |
| Product Description | |
|---|---|
| Supplier | Lubrizol Advanced Materials |
| Generic | E-TPU |
| Material Status | Commercial: Active |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 0.40 to 0.60 | % | ASTM D955 |
| Water absorption rate | |||
| 23℃，24hr | 0.19 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -40℃，3.2mm | 43 | J/m | ASTM D256 |
| 23℃，3.2mm | 130 | J/m | ASTM D256 |
| 23℃，6.4mm | 91 | J/m | ASTM D256 |
| Dart impact equipped with measuring instruments | ASTM D3763 | ||
| -29℃ | 90.0 | J | ASTM D3763 |
| 23℃ | 90.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed | 88.0 | ℃ | ASTM D648 |
| 0.45 MPa, annealed | 104 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 77.0 | ℃ | ASTM D648 |
| 1.8 MPa, annealed | 99.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 109 | ℃ | ASTM D1525 |
| Linear coefficient of thermal expansion | |||
| MD | 6.1E-5 | 1/℃ | ASTM D696 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | 90.0 | % | ASTM D1003 |
| Yellowness index | 6.0 | YI | ASTM D1925 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | ASTM D785 | ||
| M-level | 74 | ASTM D785 | |
| R-level | 123 | ASTM D785 | |
| Tensile modulus | 2100 | MPa | ASTM D638 |
| tensile strength | ASTM D638 | ||
| yield | 69.0 | MPa | ASTM D638 |
| fracture | 63.0 | MPa | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| yield | 7.0 | % | ASTM D638 |
| fracture | 140 | % | ASTM D638 |
| Bending modulus | 2300 | MPa | ASTM D790 |
| bending strength | 97.0 | MPa | ASTM D790 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 95 to 110 | °C | |
| Processing (melt) temperature | 230 to 250 | °C | |
| Mold temperature | 65 to 95 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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