Research Article
Quality Indexes Design for Online Monitoring Polymer Injection Molding
Table 3
Material properties and recommended processing conditions.
| | Property | ASTM test method | Materials | | PA-756 | PA-756H |
| | Melt flow index (g/10min) | D1238 | 4.4 | 8 | | Tensile strength (MPa) | D638 | 48 | 40 | | Density (g/cm3) | D792 | 1.05 | | | Hardness (R scale) | D785 | 115 | |
| | Processing conditions |
| | Mold Temp. (°C) | 40-80 | Solid. Temp. (°C) | 120 | | Melt Temp. (°C) | 180-230 | Eject. Temp. (°C) | 100 |
|
|
