| About |
|---|
| IROGRAN A 78 E 4723 is a thermoplastic polyester-polyurethane for injection moulding and extrusion applications. Additional characteristics of the product are flexibility and high mechanical resistance. PERFORMANCE FEATURES High transparence Good melt flow High wear resistance High oil resistance Dynamically highly loadable APPLICATIONS For the production of spiral hoses, profileshoses, jackets for high pressure hoses, technical parts.&& |
| Product Description | |
|---|---|
| Supplier | Huntsman |
| Generic | TPU-酯 |
| Material Status | Commercial: Active |
| Features | Good Clarity,Good flexibility,Good liquidity,Good wear resistance,Grease resistance |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | |
| Melt Volume Rate | |||
| 190℃，21.6 kg | 50.0 | cm³/10min | |
| Shrinkage rate | |||
| MD | 0.80 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ISO 868 | ||
| Shaw A, injection molding | 80 | ISO 868 | |
| Shaw’s D, injection molding | 30 | ISO 868 | |
| Shore hardness | ASTM D2240 | ||
| Shaw A, injection molding | 80 | ASTM D2240 | |
| Shaw’s D, injection molding | 30 | ASTM D2240 | |
| Abrasion | 25 | mm³ | ISO 4649 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| fracture | 38.6 | MPa | ASTM D412 |
| fracture | 45.0 | MPa | DIN 53504 |
| 300% strain | 10.6 | MPa | ASTM D412 |
| 300% strain | 10.0 | MPa | DIN 53504 |
| 100% strain | 3.80 | MPa | DIN 53504 |
| 100% strain | 4.48 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 650 | % | DIN 53504 |
| fracture | 650 | % | ASTM D412 |
| tear strength | 89.3 | kN/m | ASTM D624 |
| tear strength | 65 | kN/m | ISO 34-1 |
| Compression deformation | ASTM D395 | ||
| 23℃，24 hr | 25 | % | ASTM D395 |
| 70℃，24 hr | 38 | % | ASTM D395 |
| Compression deformation | ISO 815 | ||
| 23℃，24 hr | 25 | % | ISO 815 |
| 70℃，24 hr | 38 | % | ISO 815 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Melting temperature | 121 to 180 | ℃ |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | |||
| — | 38 to 43 | °C | |
| Hot Air Dryer | 27 to 32 | °C | |
| Drying time | |||
| — | 3.0 | hr | |
| Hot Air Dryer | 3.0 | hr | |
| Dew Point | -30 | °C | |
| Barrel rear temperature | 175 to 195 | °C | |
| Barrel middle temperature | 175 to 195 | °C | |
| Barrel front temperature | 175 to 195 | °C | |
| Nozzle temperature | 180 to 200 | °C | |
| Processing (melt) temperature | 170 to 195 | °C | |
| Mold temperature | 20 to 70 | °C | |
| Drying temperature | 38 to 43 | °C | |
| Drying time | 3.0 | hr | |
| Hopper temperature | 25 to 40 | °C | |
| Barrel 1 zone temperature | 165 to 190 | °C | |
| Barrel 2 zone temperature | 165 to 175 | °C | |
| Barrel 3 zone temperature | 165 to 175 | °C | |
| Barrel 4 zone temperature | 165 to 175 | °C | |
| Barrel 5 zone temperature | 165 to 175 | °C | |
| Connector temperature | 175 to 195 | °C | |
| Nozzle temperature | 175 to 200 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Injection Molded |
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