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First Layer Issue when changing filament colour  

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Hamuelsamp
(@hamuelsamp)
New Member
First Layer Issue when changing filament colour

Hi,

Relatively new to 3D printing, Previously using different colours of prusament PLA with z cal profile I setup using a few calibration prints from here and everything was working fine.

I changed to Prusament Vanilla White PLA and i am getting the below issues on the first layer (one is slightly lower Z than the other) 

Using the smooth sheet - which has been cleaned with warm soapy water & isopropyl. 

The corners of the print seem to be fine with the z calcs - but through the middle it turns sort of bad - the rest of the print is fine, and no issues with adhesion. 

Using prusaslicer 0.10 Prusament PLA defaults. 

Do i need to play around with my z heights again for this particular filament? Any help is appreciated

Posted : 09/09/2021 9:34 pm
cwbullet
(@cwbullet)
Member
First layer

That looks thicker than the first layer.  It is not uncommon for two filaments to have a different Z offset.  

--------------------
Chuck H
3D Printer Review Blog

Posted : 10/09/2021 10:17 am
ssill2 liked
Diem
 Diem
(@diem)
Illustrious Member

It's not unusual for white to need a higher temperature.

White filaments are always trickier to print as they contain more pigment than other colours which affects the flow characteristics.

There is no advantage in printing a flat sheet at 0.1mm, try 0.2mm which will free the flow and print faster.

Cheerio,

Posted : 10/09/2021 3:31 pm
Dan Rogers
(@dan-rogers)
Noble Member
Z too low wavy like water

I'm assuming your pictures are a thin wafer and not a fist layer shot - or perhaps you are printing at 1mm layer thickness, hard to guess.  When you see the wavy pattern in your first layer, it means your first layer Z was too low.

 

Posted : 11/09/2021 5:37 am
ssill2 liked
Swiss_Cheese
(@swiss_cheese)
Noble Member

If that first image is of the top of your print, I suspect Pillowing. what does the infill of the print look like? can you post a Zipped .3mf up project file, it will show us the settings your using in relation to this test print.

Do not try to upload a G-Code file we are looking for .3mf. Do Zip it up or you will not be able to post it here.

 

Good Luck

 

Swiss_Cheese

The Filament Whisperer

Posted : 11/09/2021 9:01 pm
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