For a commercial machine using proprietary materials/cartridges they do, for a home/low cost FDM machine it's around 3p a gram.
@moog started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
@moog
For a commercial machine using proprietary materials/cartridges they do, for a home/low cost FDM machine it's around 3p a gram.