Research Article
Investigation of the Large-Scale Pallet by Recycled Polypropylene and the Sequential Valve Gate System during the Injection Molding
Table 1
Material properties of recycled polypropylene.
| Solid density (g/cm3) | 1.026 | Ultimate strength (MPa) | 45.2 | Thermal conductivity (W/(m°C)) | 0.228 | Material characteristics | Crystalline | Eject temperature (°C) | 91 | Melt temperature (°C) | 240–260 | Recommended mold temperature (°C) | 35–55 |
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