Yes, but the controller software is used in metal printers, hence a Materialise-EOS-Airbus partnership printing Plastic parts, could easily continue into a Sigma-Materialise-EOS-Airbus partnership, as metals become standardized.
As mentioned.
Once companies develop a process together, they replicate it to maximize profits.
Especially when both are printed parts for aerospace which require intense qualification processes.
Sigma Inside
Do DD
Glta.