How to change the hotend (Sigma Series)

In this article you will learn how to safely change the hotend









The BCN3D Sigma D25 is equipped with two 0.4 mm hotends. However, it is possible to change the hotend in order to increase the versatility of the 3D printer. Every part has its particularities and needs, so it’s wise to choose the proper hotend for each print job. The sizes of the hotends compatible with the BCN3D Sigma D25 are:

0.4 / 0.8 mm.

You can find them in our store. Small nozzles are ideal for detailed models. Instead, big nozzles allow users to fabricate more resistant parts or for rapid prints.




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It's important to keep your printer in good shape to make the most out of it. In this chart you can find a list of the extruder maintenance procedures and how frequently these should be done. Maintenance Plan.


bcn3d-recycle  Take your e-waste to a certified recycler. Check how we do it in BCN3D.



install shims eng


clean hotend eng


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