Attribute | Sand Casting | Gravity die Casting | Low Pressure Die Casting | High Pressure Die Casting | ||||
Potential Casting Soundness | High | 4 | High | 4 | High | 5 | Low | 2 |
Mould Filling | Turbulent | 2 | Turbulent | 2 | Smooth Bottom-filled | 5 | Very turbulent | 0 |
Cover Gas Management | Difficult | 2 | Difficult | 2 | Difficult and costly | 1 | Easy | 5 |
Sand Cores for Hollow Features | Yes | 5 | Yes | 5 | Yes | 5 | No | 0 |
Typical Casting Yield (%) | 50% | 1 | 60% | 2 | 85% | 4 | 60% | 2 |
Cycle time | Very Long | 0 | Long | 2 | Medium | 3 | Short | 5 |
Heat Treatable Castings | Yes | 5 | Yes | 5 | Yes | 5 | No | 1 |
Weldable Castings | Yes | 5 | Yes | 5 | Yes | 5 | No | 0 |
Operating Cost | Low | 5 | Low | 5 | Medium | 2 | Medium | 2 |
Tooling Cost | Low | 5 | Low | 3 | Low/Med | 3 | High | 1 |
Machine Cost | Very Low | 5 | Low | 4 | Low/Med | 3 | Very High | 0 |
Total Score |
| 39 |
| 39 |
| 41 |
| 18 |