| About |
|---|
| Alathon H4250 is a high-flow “freezer” grade resin that exhibits enhanced cold temperature impact performance, enhanced processing and thermal stability, with good color and organoleptic properties. Typical applications are rigid food containers such as four, five and six-quart ice cream containers that are produced at high speeds in fast cycling multi-cavity stack molds.&& |
| Product Description | |
|---|---|
| Supplier | LyondellBasell |
| Generic | HDPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,High liquidity,Quick molding cycle,Food contact compliance,Good sensory characteristics.,low-temperature impact resistance,Heat Stabilized |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.942 | g/cm³ | ASTM D1505 |
| Apparent density | 0.59 to 0.62 | g/cm³ | ASTM D1895 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 50 | g/10min | ASTM D1238 |
| Spiral flow length | 43.7 | cm | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 35 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| -18℃ | 无断裂 | ASTM D4812 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 59.4 | ℃ | ASTM D648 |
| Vicat Softening Temp | 116 | ℃ | ASTM D1525 |
| Melting peak temperature | 124 | ℃ | ASTM D3418 |
| Crystallization peak temperature | |||
| DSC | 113 | ℃ | ASTM D3418 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 61 | ASTM D2240 | |
| Tensile modulus | ASTM D638 | ||
| — | 943 | MPa | |
| 1% secant | 692 | MPa | |
| tensile strength | |||
| fracture | 21.1 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 12 | % | ASTM D638 |
| Bending modulus | ASTM D790 | ||
| — | 941 | MPa | |
| 1% secant | 826 | MPa | |
| 2% secant | 704 | MPa |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Barrel rear temperature | 232 | °C | |
| Barrel middle temperature | 243 | °C | |
| Barrel front temperature | 246 | °C | |
| Nozzle temperature | 246 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 23°C |
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