| About |
|---|
| Ultralast Thermoplastic Urethanes combine our proprietary LF and polymerization technology that provide well-defined molecular structure, better phase segregation and stronger hard segments. Features of Ultralast MC900 include: Superior dynamic properties High cut and tear resistance Excellent oil resistance MARKETS Ultralast Thermoplastic Urethanes can meet the needs of diverse applications requiring performance. MC900 is designed but not limited to the recreational sports and industrial markets.&& |
| Product Description | |
|---|---|
| Supplier | Chemtura |
| Generic | PUR-Capro+MDI |
| Material Status | Commercial: Active |
| Features | Good tear strength,Grease resistance |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.17 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 210℃，2.16kg | 15 to 45 | g/10min | ASTM D1238 |
| Shrinkage rate | ASTM D955 | ||
| MD：24 hrs | 1.3 | % | ASTM D955 |
| TD：24 hrs | 1.2 | % | ASTM D955 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| Pant tear resistance | 78.3 | N/mm | ASTM D1938 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 30.8 | MPa | ASTM D412 |
| 100% strain | 7.52 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 570 | % | ASTM D412 |
| tear strength | ASTM D470 | ||
| cracking | 28 | kN/m | ASTM D470 |
| cracking | 30 | kN/m | ASTM D470 |
| Compression deformation | |||
| 70℃，22 hr | 28 | % | ASTM D395B |
| Basho’s elasticity | 55 | % | ASTM D2632 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Glass transition temperature | -34.0 | ℃ |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Dynamic characteristics | |||
| Storage Modulus：30℃ | 1.33E+8 | dynes/cm² | |
| Storage Modulus：110℃ | 6.30E+7 | dynes/cm² | |
| Tangent Delta：30℃ | 0.0440 | ||
| Tangent Delta：110℃ | 0.0530 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 89 to 91 | ASTM D2240 | |
| Bending modulus | 28.5 | MPa | ASTM D790 |
| abrasion resistance | |||
| DIN | 16.0 | mm³ | DIN 53516 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Barrel rear temperature | 180 to 210 | °C | |
| Barrel middle temperature | 180 to 210 | °C | |
| Barrel front temperature | 180 to 210 | °C | |
| Nozzle temperature | 180 to 210 | °C | |
| Processing (melt) temperature | 190 to 220 | °C | |
| Mold temperature | 20 to 55 | °C | |
| Barrel 1 zone temperature | 175 to 195 | °C | |
| Barrel 3 zone temperature | 175 to 195 | °C | |
| Barrel 5 zone temperature | 175 to 195 | °C | |
| Melt temperature | 190 to 220 | °C | |
| Nozzle temperature | 170 to 210 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Oil resistance, IRM #903 oil aged (3 weeks at 100°C) |
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