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Problems with PETG  

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dehein2
(@dehein2)
Active Member
Problems with PETG

hi all,

I only use my printer with PLA so far since I always had issues with PETG. 

I tried it with one or two Prusa PETG filaments, now I have Sunlu PETG I want to use. 

i’m using their textured sheet, bed temperature is set to 85 and nozzle to 230°. 

I think the issue is such a PETG is not sticking to the bed, but I might be wrong. I’m just a bit confused because I’ve read that PETG sticks quite well and even better than PLA.

what can I do to print nicely with PETG. 

thanks a lot!

Posted : 24/01/2025 5:13 pm
Brian
(@brian-12)
Honorable Member
RE: Problems with PETG

Your nozzle is too high.  Did you create a sheet profile for your textured sheet?

Posted : 24/01/2025 5:33 pm
dehein2
(@dehein2)
Active Member
Topic starter answered:
RE: Problems with PETG

no I did not. I didn’t even know that something like that exists. 

I tried the live calibration. But maybe I still did not go low enough?

Posted : 24/01/2025 5:46 pm
Diem
 Diem
(@diem)
Illustrious Member

Typically the coated sheets are much thinner than the smooth sheets.

You are correct, your first layer offset calibration did not go low enough, revisit it.  Before doing so change the sheet identifier on the LCD menu and the sheet's dimensions will be allocated to that identity for easy sheet-swaps later on.

Sometimes new textured sheets do not begin to work well until they have been washed.

Cheerio,

Posted : 24/01/2025 5:58 pm
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