Research Article
A Pellet 3D Printer: Device Design and Process Parameters Optimization
Table 1
Parameters of the customized screw.
| Parameter | External diameter | Helix angle | Screw ratio | Screw pitch | Width of groove | Depth of groove |
| Value | 14 mm | 17°41′ | 4.57 | 5.3 mm | 4.00 mm | 3.2 mm |
|
|