Proper venting for injection molds
| Material | Vent Depth (mm) | Vent Width (mm) |
|---|---|---|
| PP/PE | 0.01-0.03 | 3-10 |
| ABS/HIPS | 0.02-0.04 | 3-8 |
| PC/PMMA | 0.02-0.05 | 3-6 |
| PA (Nylon) | 0.01-0.03 | 3-8 |
| POM | 0.01-0.02 | 3-6 |
Place vents at: last areas to fill, weld line locations, deep cavity bottoms, and along the parting line every 20-40 mm.