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Influence of process parameters on part quality and mechanical properties for DMLS and SLM with iron-based materials

Rapid manufacturing is an advanced manufacturing technology based on layer-by-layer manufacturing to produce a part. This paper presents experimental work carried out to investigate the effects of scan speed, layer thickness, and building direction on the following part features: dimensional error, surface roughness, and mechanical properties for DMLS with DS H20 powder and SLM with CL 20 powder (1.4404/AISI 316L). Findings were evaluated using ANOVA analysis. According to the experimental results, build direction has a significant effect on part quality, in terms of dimensional error and surface roughness. For the SLM process, the build direction has no influence on mechanical properties. Results of this research support industry estimating part quality and mechanical properties before the production of parts with additive manufacturing, using iron-based powders

Author: Delgado Sanglas, Jordi
Ciurana, Quim de
Rodríguez González, Ciro Ángel
Abstract: Rapid manufacturing is an advanced manufacturing technology based on layer-by-layer manufacturing to produce a part. This paper presents experimental work carried out to investigate the effects of scan speed, layer thickness, and building direction on the following part features: dimensional error, surface roughness, and mechanical properties for DMLS with DS H20 powder and SLM with CL 20 powder (1.4404/AISI 316L). Findings were evaluated using ANOVA analysis. According to the experimental results, build direction has a significant effect on part quality, in terms of dimensional error and surface roughness. For the SLM process, the build direction has no influence on mechanical properties. Results of this research support industry estimating part quality and mechanical properties before the production of parts with additive manufacturing, using iron-based powders
Document access: http://hdl.handle.net/2072/202884
Language: eng
Rights: Tots els drets reservats
Subject: Fabricació -- Automatització
Fabricació -- Innovacions tecnològiques
Enginyeria de la producció
Production engineering
Manufacturing processes -- Automation
Manufacturing processes -- Technological innovations
Title: Influence of process parameters on part quality and mechanical properties for DMLS and SLM with iron-based materials
Type: info:eu-repo/semantics/article
Repository: Recercat

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