Prusa i3 MK3 - P Rinter​ ​ a Ddons

7.3  Printer addons
7.3.1  Different nozzles
E3D, a UK-based company, that supplies hotends for the Original Prusa i3 MK3, has a
whole ecosystem of upgrades and addons. We support some of them. You have to use
proper preset settings for different nozzles in Slic3r or PrusaControl.
You can check out how to change the nozzle in section 12.6 Replacing / changing the
nozzle.
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7.3.1.1  Hardened steel nozzle
Hardened steel nozzles are a must for highly abrasive materials. Regular brass nozzles will
degrade very quickly and lose their properties.
Most of the abrasive materials are composites, plastics with something mixed in. Some
examples are ColorFabb XT CF20, ColorFabb Bronzefill, ColorFabb Brassfill and some
glow-in-the-dark filaments. Always ask your filament vendor if you are not sure. A slight
disadvantage is that some standard materials like ABS aren’t possible to print as fast as with
a regular nozzle.
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7.3.1.2  0.25mm nozzle
To get finer detail on 0.1mm or 0.05mm print settings, you can use a 0.25mm nozzle. But
use it for only very small objects, only a few centimeters in size. The print time can be
considerably longer compared to 0.4mm.  The Ideal use is for jewelry.
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