orcaslicer/doc/bed-types.md

Multiple bed types

You can enable it in printer settings.

Once enabled, you can select the bed type in the drop-down menu, corresponding bed temperature will be set automatically.
You can set the bed temperature for each bed type in the filament settings as demonstrated in the following image.

Orca also support curr_bed_type variable in custom G-code. For example, the following sample G-codes can detect the selected bed type and adjust the G-code offset accordingly for Klipper:

{if curr_bed_type=="Textured PEI Plate"}
  SET_GCODE_OFFSET Z=-0.05
{else}
  SET_GCODE_OFFSET Z=0.0
{endif}

available bed types are:

"Cool Plate"
"Engineering Plate"
"High Temp Plate"
"Textured PEI Plate"