Waseda University researchers reduce residual deformation in metal 3D printing
A research team at Waseda University has developed a method to significantly reduce residual deformation in metal 3D printed parts, addressing a long-standing challenge in the field.
Metal 3D printing, particularly processes like selective laser melting (SLM), often results in residual stress and deformation within the printed object. This occurs due to the rapid heating and cooling cycles inherent in the layer-by-layer manufacturing process. These stresses can lead to warping, cracking, and reduced mechanical properties, necessitating post-processing steps such as heat treatment or machining, which add time and cost.
The Waseda University research team has focused on mitigating these issues by developing a novel approach. While specific details of the method are not provided in the source, the outcome is a substantial reduction in residual deformation. This advancement aims to improve the accuracy and reliability of metal 3D printed components, making the technology more viable for a wider range of applications.
The implications of this development are significant for industries relying on high-precision metal parts. By minimizing deformation, manufacturers can achieve tighter tolerances and potentially reduce the need for extensive post-processing, thereby streamlining production workflows and lowering overall costs. This could accelerate the adoption of metal additive manufacturing in sectors where dimensional stability is critical.
Reducing residual deformation in metal 3D printing is crucial for achieving high-precision parts, vital for aerospace and other demanding industries. This Waseda University development addresses a key bottleneck, potentially enabling more complex geometries and reducing post-processing, thereby lowering costs and increasing the adoption of metal AM for critical applications.
Edited by the news editor with AI and translated into English from the original report — please refer to the original source.