Global 3D Printing Industry Market Research Report 2014-2021. The Report 3D Printing Industry [ Get Sample @ ] provides in-depth insights of Global Market Status, Trends, forecast, size, share, Analysis - DecisionDatabases.com. 3D printing is a process of making a three dimensional (3D) object based on 3D model data using additive materials. It is also known as additive printing technology or additive manufacturing. 3D printing works through an industrial robot or 3D printer.