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I don't print any abrasive materials at all. Pretty much only normal PLA and PETG.
I noticed, that my print quality gradually went down quite a bit, especially in the last few prints. I had a lot of stringing, weird blobs, and scarred surfaces.
Now, the print quality is as good as it should be!
They are dirt cheap. You can get a set of 10-15 generic ones, in different sizes, for only a few bucks. Don't forget that they are consumables.
Is it worth it spending money on more expensive nozzles? On my Ender 3 V2, I used Creality nozzles I ordered on AliExpress. Now that my S1 Pro is 9 months old (although rarely used), I wonder if it's worth spending 10 Euros on a single brass nozzle made by Brozzl.
Edit: Creality is currently selling a 5-pack of the same size for 1€...
Watched this a while back and my take away way it might.
https://youtube.com/watch?v=GXvG3fKPk-Q&feature=shared