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PLA Poor Adhesion on Textured Steel Sheet  

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NautolithCrafts
(@nautolithcrafts)
New Member
PLA Poor Adhesion on Textured Steel Sheet

I'm working on a flat piece of wall art, and I'd love to print it face-down on the textured steel sheet so the face of the wall art has that bit of texture to it. I knew PLA adhesion on the textured steel sheet is iffy, but my first attempt at it came so close to working out. Only two edge areas started to curl up a bit. Does anyone have any advice for reliably printing with PLA on the textured steel sheet? Could a higher bed temp possibly help me here? (I know I could just print this using PETG, but I almost exclusively keep PLA stocked and would rather not have to keep PETG stocked just for this.)

Posted : 04/02/2022 6:29 am
Yveske
(@yveske)
Estimable Member
RE: PLA Poor Adhesion on Textured Steel Sheet

You could try to add mouse ears on sharp corners (round discs only 1 or 2 layers high)

see https://all3dp.com/2/3d-print-warping-what-it-is-how-to-fix-it/

Having problems with bed adhesion every morning...

Posted : 04/02/2022 7:02 am
Trevor
(@trevor-4)
New Member
RE: PLA Poor Adhesion on Textured Steel Sheet

What do you clean your bed with? I have never had an issue with PLA sticking to the flat steel sheet, and I feel like the textured one should provide better adhesion due to a higher surface area. I have been using mine for 3 years with no issues.

Posted : 05/02/2022 7:14 pm
NautolithCrafts
(@nautolithcrafts)
New Member
Topic starter answered:
RE: PLA Poor Adhesion on Textured Steel Sheet

I clean the steel sheet with IPA before each print. Yeah, I have zero adhesion issues with PLA on the smooth sheet. It's just the textured one that's finicky. Do you regularly print PLA on the textured sheet? If so, do you do any prep other than wiping it down with IPA?

Posted : 05/02/2022 9:09 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: PLA Poor Adhesion on Textured Steel Sheet

hot water and fairy, wash well, rinse well, dry well and use imediately no other surface treatment

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 05/02/2022 10:14 pm
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