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Process Comparison |
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| Property Name | Blow Molding | |
|---|---|---|
| Shapes | Thin-walled: Cylindrical, Thin-walled: Cubic, Thin-walled: Complex | |
| Part size | Envelope: Up to 105 ft³ | |
| Materials | Thermoplastics | |
| Surface finish - Ra (μin) | 250 - 500 | |
| Tolerance (in.) | ± 0.04 (± 0.01) | |
| Max wall thickness | 0.015 - 0.125 (0.01 - 0.24) | |
| Quantity | 100000 - 1000000 (1000 - 1000000) | |
| Lead time | Days | |
| Advantages | Can form complex shapes with uniform wall thickness, High production rate, Low labor cost, Little scrap generated | |
| Disadvantages | Limited to hollow, thin walled parts with low degree of asymmetry, Poor control of wall thickness, Poor surface finish, Few material options, High tooling and equipment cost | |
| Applications | Bottles, containers, ducting |
Disclaimer: All process specifications reflect the approximate range of a process's capabilities and should be viewed only as a guide. Actual capabilities are dependent upon the manufacturer, equipment, material, and part requirements.