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ABS Warping Issues (Textured Powder Coated Sheet)  

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theFPVgeek
(@thefpvgeek)
New Member
ABS Warping Issues (Textured Powder Coated Sheet)

I'm having a difficult time with ABS warping (corners lifting) after a few layers into a print.  Current tried printing the following ABS brands (Keene Village Plastics (KVP), Atomic, and eSun ABS+ on Prusa Texture Powder Coated sheets.  First layer has been calibrated and seems to be laying down first layer perfect.   Prusa MK2.5S is in an enclosure.

Tried:
- Cleaning powder coated sheet w/IPA 90%. and Denatured Alcohol

- 100C and 110C bed temps

- 250 -> 240 filament temps

- Layer fan Off

- Layer fan 10 - 20%

Nothing seems to work.

Any advise?

Postato : 12/10/2020 2:14 pm
ManelTo
(@manelto)
Estimable Member
RE: ABS Warping Issues (Textured Powder Coated Sheet)

ABS is not the best filament to print in Prusa Texture Poweder. I prefer PETG, ApoloX (ASA from FormFutura ) and PLA.

Sorry for my poor English. I try to do my best.

Postato : 12/10/2020 9:31 pm
jsw
 jsw
(@jsw)
Famed Member
RE: ABS Warping Issues (Textured Powder Coated Sheet)

A few suggestions for ABS on the textured sheet, or on any sheet, actually.

I've had excellent luck printing ABS on the textured sheet.

1. Use the draft shield option, particularly if you don't have an enclosure.  Both PrusaSlicer and Cura have this option.

2. Let the machine preheat and stabilize at the preheat temperatures for maybe 10-15 minutes at least before launching the print.

3. After the print stops, let the print cool to almost room temperature before trying to remove it.  In the case of the textured sheet, it will often times almost lift away without any significant force.

4. Use either glue stick or Layerneer Bed Weld (below) to improve adhesion and as a release agent.  For the textured sheet ABS usually sticks and releases fine without it, but if you're having trouble with warping, put a dab where the edges and/or corners will be.

Also please remember that Z calibration is more critical with the textured sheet. Be sure that's dialed in.

Postato : 13/10/2020 1:24 am
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