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| Item | Amount | Description | Source of supply | Comment |
|---|---|---|---|---|
| Extruder Screw | 1 | extruder screw | custom part, steel, drawing/parameters | |
| Extruder Barrel | 1 | includes mount and water cooling channels | custom part, steel, see step file | |
| Nozzle | 1 | standard 3D printer nozzle, type E3D V6 1.75mm; optionally hardened | e.g. https://e3d-online.com/products/v6-nozzles?variant=40924117598267 | Typical nozzle diameters are 0.4 or 0.6mm |
| NEMA 23 Stepper Motor with gear box | 1 | see notes below | ||
| Shaft Coupler | 1 | rigid shaft coupler 10mm to 12mm, D=max30, L=40 | e.g. https://www.dold-mechatronik.de/Wellenkupplung-starr-D30L40-1000-1200mm https://www.aliexpress.com/item/32845730754.html | do not use flexible couplers, they cannot take axial load |
| Heating cartridge | 2 | 40W, 24V, 6mm x 30mm | ||
| Metal Cage | 1 | several laser cut aluminum parts | custom parts, aluminums 3mm, laser-cutting folder on github | |
| Pellet Inlet | 1 | custom part, PLA/resin, 3d printed, see github | ||
| Pellet Tank | 1 | custom part, PLA/resin, 3d printed, see github | ||
| Temperature Sensor | 1 | standard thermistor for use with 3d printer controller board (e.g. 100K NTC) | ||
| M5x110 | 4 | steel screw | ||
| M3x8 | 4 | |||
| M3x20 | 2 | |||
| M3 brass insert | 6 | e.g. https://cnckitchen.store/products/gewindeeinsatz-threaded-insert-m3-standard-100-stk-pcs | ||
| Pneumatic fitting G1/8" | 2 | Fitting G1/8" for 4 or 6mm tubing | e.g. Festo QSML-1/8-4-100 | for water cooling |
| Closing plug G1/8" | 1 | Closing plug G1/8" hex socket | e.g. https://www.landefeld.de/artikel/en/closing-plug-hexagon-socket-g-18-brass/VS%2018%20MS%20OB |
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