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ItemAmountDescriptionSource of supplyComment
Extruder Screw1
custom part, steel
Extruder Block1holds barrel; integrated water coolingcustom part, steel
Extruder Barrel1screws into extruder blockcustom part, steel
Nozzle1standard 3D printer nozzle; hardenede.g. https://www.aliexpress.com/item/4000463888666.html
NEMA 23 Stepper Motor with gear box1use a gear ratio of 1:20 to 1:45e.g. https://de.aliexpress.com/item/4000341116560.html longer NEMA23 optional
Shaft Coupler1shaft coupler 10mm to 12mme.g. https://www.aliexpress.com/item/4000002010204.html
Heating Element1230V heater spiral, ID=15mm, h=40mme.g. https://www.aliexpress.com/item/32629957364.htmlwraps around barrel
Metal Housing1several laser cut aluminium partscustom parts, aluminium, last cut
Pellet Inlet1
custom part, PLA, 3d printed
Temperature Sensor1standard Termistor of controller boardor TC in heater element, then use this temperature controller: https://de.aliexpress.com/item/32954616330.html?spm=a2g0o.cart.0.0.23af3c00hLDu73&mp=1
M5 x 1204
steel screwcheck sizeM4 (?) nuts4check size






To run the extruder you will also need:

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