öbb uses 3d printed polyurethane parts to restore trains
the austrian state railways (öbb) is currently using chromatic 3d materials manufactures polyurethane parts to repair its trains. the parts include industrial-strength pu bellows and grommets, all 3d printed. öbb found it difficult to find obsolete parts to maintain its trains and turned to chromatic 3d materials for help. within a few weeks, 130 grommets,…
