| About |
|---|
| Thermoplastic Polyether-Polyurethane with outstanding hydrolysis resistance, low temperature flexibility and high resistance to micro-organisms. General suitability for food contact related applications in FDA and EU regulated markets (please see food contact information)&& |
| Product Description | |
|---|---|
| Supplier | BASF |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | Hydrolysis stability,Antimicrobial properties,Food contact compliance,Low temperature toughness |
| Availabilitys | Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.11 | g/cm³ | ISO 1183/A |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 3 seconds | 80 | DIN 7619-1 | |
| Wear amount | 30.0 | mm³ | ISO 4649-A |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 45.0 | MPa | DIN 53504-S2 |
| 300% strain | 8.00 | MPa | DIN 53504-S2 |
| 20% strain | 2.00 | MPa | DIN 53504-S2 |
| 100% strain | 4.50 | MPa | DIN 53504-S2 |
| Tensile strain | DIN 53504-S2 | ||
| fracture | 650 | % | DIN 53504-S2 |
| fracture | 700 | % | DIN 53504-S2 |
| tear strength | 55 | kN/m | ISO 34-1 |
| Compression deformation | ISO 815 | ||
| 23℃，72 hr | 25 | % | ISO 815 |
| 70℃，24 hr | 45 | % | ISO 815 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1 | ||
| -30℃ | No Break | ISO 179/1 | |
| 23℃ | No Break | ISO 179/1 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 80 to 90 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Hopper temperature | 40 | °C | |
| Barrel rear temperature | 200 to 210 | °C | |
| Barrel middle temperature | 205 to 220 | °C | |
| Barrel front temperature | 210 to 220 | °C | |
| Nozzle temperature | 215 to 225 | °C | |
| Processing (melt) temperature | 210 to 220 | °C | |
| Mold temperature | 20 to 40 | °C | |
| Injection speed | Slow | ||
| Back pressure | 5.00 to 15.0 | MPa | |
| Screw length to diameter ratio | 18.0:1.0 to 22.0:1.0 | ||
| Screw compression ratio | 2.0:1.0 to 3.0:1.0 | ||
| Drying temperature | 80 to 90 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel 1 zone temperature | 150 to 170 | °C | |
| Barrel 2 zone temperature | 160 to 180 | °C | |
| Barrel 3 zone temperature | 170 to 190 | °C | |
| Barrel 4 zone temperature | 180 to 200 | °C | |
| Connector temperature | 185 to 205 | °C | |
| Nozzle temperature | 180 to 200 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. after storage in water at 80°C for 42 days |
| 3. Method Bb, Angle (Nicked) |
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