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Incorrect Scaling

Posted: Fri Mar 09, 2018 2:25 am
by jhafel
Hello,

I cannot seem to get this figured out, but I have a perfect 20x20x10mm box that I am using to make sure the scale is correct, but when it prints the measurements are 19.82x20.46x10.01. I finally got the height correct, but I don't understand what would cause one side to be too short and the other too long. The quality guide has been a great help, but I don't see anything that discusses this kind of stretching.

I am using an Anycubic Kossel Linear Plus and the material is PLA.

Thanks for ant help!

Re: Incorrect Scaling

Posted: Fri Mar 09, 2018 5:25 pm
by horst.w
The printer is calibrated correctly?

Use one of the calibrate-models of thingiverse.com to controle it, i.e. https://www.thingiverse.com/thing:2551272

If the printer is calibrated and 100 mm are not 100 mm extruded (more or minor) then please attache your gcode-file.

To clarify what happens it is helpfull to use a non quadratic object and to turn it 90° and see if the issue is static or turns with the axis.
If the issue is stable, then X / Y steps are not right.
To calibrate a Delta-printer is not easy!

Regards
horst.w
GER