The most preferred types of 3D printers are FDM type 3D printers. It is relatively easier to use, more economical and more material variety than other types. However, every beauty has a flaw, as the printing surfaces are slightly rough. Many different methods can be applied to eliminate these roughnesses. In this video, I explained all the methods I know to you practically and theoretically.
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♻ Porima Recycle® Filament
https://www.porima3d.com/porima-recycle-filament
3D models I've printed
Deadpool Bust
https://www.thingiverse.com/thing:4543820 (by David Östman
Eastman3D)
Batman Bust
https://www.thingiverse.com/thing:307775 (by MustangDave)
Mask
https://www.gambody.com/3d-models/fun-face-masks
Akuma
https://www.thingiverse.com/thing:2118461 ( by Kong Chho
SD3D_KONG )