In its latest report, IDTechEx said the 3D printing materials market will reach $23 billion by 2029 due to growing use for prototyping and more.
3D printing of metals in particular will be worth $19 billion by 2029.
Cummins recently announced investment in a new, high-precision 3D metal printing technology called binder jet said to be a faster, lower-cost production method.
Lincoln Electric is partnering with ORNL to develop large-scale, robotic additive manufacturing.
It will extend 3D printing to use new materials, leverage data analytics and enable rapid manufacture of metal components in excess of 100 lbs. per hour.