SLM, Three-Dimensional Metal Printing 

Steel printers are actually frequently described as SLM (Selective Laser Melting) modern technology, which several consider to become a subtype of SLS innovation. The treatment is the same: a laser irradiates a surface area of metallic grain, apart from that within this innovation the product is actually sometimes melted. It's perfect for the creation of parts with complicated structures or even in really small quantities. https://3dprintingindustry.com/news/coming-ecosystem-3d-printing-part-3-29066/