| About |
|---|
| Pearlthane® 12H92E is a special polyester-based TPU, supplied in form of translucent, colourless pellets, combining hardness with excellent processability and excellent low temperature performance. This grade has been specially designed for mechanically demanding applications where excellent mechanical properties are required, such as timing belts.&& |
| Product Description | |
|---|---|
| Supplier | Lubrizol Advanced Materials |
| Generic | TPU-酯 |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Antifreeze |
| Availabilitys | North America,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | |||
| — | 1.19 | g/cm³ | ASTM D792 |
| 20℃ | 1.19 | g/cm³ | ISO 2781 |
| water content | < 0.10 | % | Internal Method |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 , ISO 527 | ||
| yield | 40.0 | MPa | ASTM D412 , ISO 527 |
| 100% strain | 7.00 | MPa | ASTM D412 , ISO 527 |
| 300% strain | 15.0 | MPa | ASTM D412 , ISO 527 |
| Tensile strain | |||
| fracture | 510 | % | ASTM D412，ISO 527 |
| tear strength | |||
| — | 130 | kN/m | ASTM D624 |
| — | 130 | kN/m | ISO 34-1 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Glass transition temperature | -45.0 | ℃ | ISO 11357-2 |
| Melting temperature | 190 to 200 | ℃ | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 91 | ASTM D2240 , ISO 868 | |
| Wear amount | 25.0 | mm³ | ISO 4649 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 100 to 110 | °C | |
| Drying time | 1.0 to 2.0 | hr | |
| Barrel rear temperature | 195 | °C | |
| Barrel middle temperature | 205 | °C | |
| Barrel front temperature | 205 | °C | |
| Nozzle temperature | 210 | °C | |
| Mold temperature | 35 | °C | |
| Screw length to diameter ratio | 23.0:1.0 | ||
| Drying temperature | 100 to 110 | °C | |
| Drying time | 1.0 to 2.0 | hr | |
| Barrel 1 zone temperature | 200 to 210 | °C | |
| Barrel 2 zone temperature | 210 to 220 | °C | |
| Barrel 3 zone temperature | 220 to 230 | °C | |
| Barrel 4 zone temperature | 210 to 220 | °C | |
| Nozzle temperature | 200 to 210 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 20°c |
| 3. Die C |
| 4. Method B |
| 5. 10°C /min |
| 6. Temperature at which MFI = 10 g/10 min @ 21.6 kg |
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