Balling phenomena in direct laser sintering of stainless steel powder: Metallurgical mechanisms and control methods

Materials and Design

Volumn 30, Issue 8, 2009, Pages 2903-2910

  Gu, Dongdong ^a   Shen, Yifu ^a  

^a NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS   (China)

Author keywords

Ferrous metals and alloys (A); Microstructure (F); Sintering (C)

Indexed keywords

316L STAINLESS STEEL POWDER; CAPILLARY INSTABILITY; CONTROL METHODS; DENDRITIC STRUCTURES; DIRECT LASER SINTERING; DIRECT METAL LASER SINTERING; ENERGY INPUTS; FERROUS METALS AND ALLOYS (A); LASER INDUCED; LASER INPUT; LASER POWER; LIQUID FORMATION; METALLURGICAL MECHANISMS; METALLURGICAL PROCESS; MICROSTRUCTURE (F); POWDER LAYER; STAINLESS STEEL POWDERS; SURFACE FREE; SURFACE LAYERS; TRACE AMOUNTS; VOLUMETRIC DENSITY;

DENDRIMERS; IRON; LASER HEATING; LASERS; METALLURGY; MICROSTRUCTURE; POWDER METALS; PULSED LASER DEPOSITION; SINTERING; SMELTING; STEEL POWDER METALLURGY; SURFACE STRUCTURE;

STAINLESS STEEL;

EID: 67349175254     PISSN: 02641275     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matdes.2009.01.013     Document Type: Article

References (33)

1. Simchi A., and Pohl H. Direct laser sintering of iron-graphite powder mixture. Mater Sci Eng A 383 (2004) 191-200
2. Simchi A. Direct laser sintering of metal powders: mechanism, kinetics and microstructural features. Mater Sci Eng A 428 (2006) 148-158
3. Zhu H.H., Lu L., and Fuh J.Y.H. Influence of binder's liquid volume fraction on direct laser sintering of metallic powder. Mater Sci Eng A 371 (2004) 170-177
4. Zhu H.H., Fuh J.Y.H., and Lu L. Microstructural evolution in direct laser sintering of Cu-based metal powder. Rapid Prototyping J 11 (2005) 74-81
5. Kumar S., and Kruth J.P. Wear performance of SLS/SLM materials. Adv Eng Mater 10 (2008) 750-753
6. Kruth J.P., Levy G., Klocke F., and Childs T.H.C. Consolidation phenomena in laser and powder-bed based layered manufacturing. CIRP Ann Manuf Technol 56 (2007) 730-759
7. Simchi A., Petzoldt F., and Pohl H. On the development of direct metal laser sintering for rapid tooling. J Mater Process Technol 141 (2003) 319-328
8. Zhu H.H., Lu L., and Fuh J.Y.H. Development and characterisation of direct laser sintering Cu-based metal powder. J Mater Process Technol 140 (2003) 314-317
9. Das S., Beaman J.J., Wohlert M., and Bourell D.L. Direct laser freeform fabrication of high performance metal components. Rapid Prototyping J 4 (1998) 112-117
10. Wu X., Sharman R., Mei J., and Voice W. Microstructure and properties of a laser fabricated burn-resistant Ti alloy. Mater Des 25 (2004) 103-109
11. Simchi A. Effect of C and Cu addition on the densification and microstructure of iron powder in direct laser sintering process. Mater Lett 62 (2008) 2840-2843
12. Simchi A., and Godlinski D. Effect of SiC particles on the laser sintering of Al-7Si-0.3Mg alloy. Scripta Mater 59 (2008) 199-202
13. Zhu H.H., Lu L., Fuh J.Y.H., and Wu C.C. Effect of braze flux on direct laser sintering Cu-based metal powder. Mater Des 27 (2006) 166-170
14. Dewidar M.M., Dalgarno K.W., and Wright C.S. Processing conditions and mechanical properties of high-speed steel parts fabricated using direct selective laser sintering. Proc Inst Mech Eng B: J Eng Manuf 217 (2003) 1651-1663
15. Gu D.D., and Shen Y.F. Influence of phosphorus element on direct laser sintering of multicomponent Cu-based metal powder. Metall Mater Trans B 37 (2006) 967-977
16. Niu H.J., and Chang I.T.H. Instability of scan tracks of selective laser sintering of high speed steel powder. Scripta Mater 41 (1999) 1229-1234
17. Niu H.J., and Chang I.T.H. Selective laser sintering of gas and water atomized high speed steel powders. Scripta Mater 41 (1999) 25-30
18. Niu H.J., and Chang I.T.H. Liquid phase sintering of M3/2 high speed steel by selective laser sintering. Scripta Mater 39 (1998) 67-72
19. Tolochko N.K., Mozzharov S.E., Yadroitsev I.A., Laoui T., Froyen L., Titov V.I., and Ignatiev M.B. Balling processes during selective laser treatment of powders. Rapid Prototyping J 10 (2004) 78-87
20. Das S. Physical aspects of process control in selective laser sintering of metals. Adv Eng Mater 5 (2003) 701-711
21. Simchi A., Petzoldt F., and Pohl H. Direct metal laser sintering: material considerations and mechanisms of particle bonding. Int J Powder Metall 37 (2001) 49-61
22. Zhu H.H., Lu L., and Fuh J.Y.H. Study on shrinkage behaviour of direct laser sintering metallic powder. Proc Inst Mech Eng B: J Eng Manuf 220 (2006) 183-190
23. Chatterjee A.N., Kumar S., Saha P., Mishra P.K., and Choudhury A.R. An experimental design approach to selective laser sintering of low carbon steel. J Mater Process Technol 136 (2003) 151-157
24. Murali K., Chatterjee A.N., Saha P., Palai R., Kumar S., Roy S.K., Mishra P.K., and Choudhury A.R. Direct selective laser sintering of iron-graphite powder mixture. J Mater Process Technol 136 (2003) 179-185
25. Dingal S., Pradhan T.R., Sundar J.K.S., Choudhury A.R., and Roy S.K. The application of Taguchi's method in the experimental investigation of the laser sintering process. Int J Adv Manuf Technol 38 (2007) 904-914
26. Fischer P., Romano V., Weber H.P., Karapatis N.P., Boillat E., and Glardon R. Sintering of commercially pure titanium powder with a Nd:YAG laser source. Acta Mater 51 (2003) 1651-1662
27. Agarwala M., Bourell D., Beaman J., Marcus H., and Barlow J. Direct selective laser sintering of metals. Rapid Prototyping J 1 (1995) 26-36
28. p/Cu MMCs. Int J Refract Met Hard Mater 26 (2008) 411-422
29. Boccalini M., and Goldenstein H. Solidification of high speed steels. Int Mater Rev 46 (2001) 92-115
30. Simchi A., and Asgharzadeh H. Densification and microstructural evaluation during laser sintering of M2 high speed steel powder. Mater Sci Technol 20 (2004) 1462-1468
31. Gu D.D., and Shen Y.F. Direct laser sintered WC-10Co/Cu nanocomposites. Appl Surf Sci 254 (2008) 3971-3978
32. Bunnell DE. Fundamentals of selective laser sintering of metals. PhD thesis, University of Texas at Austin; 1995.
33. Deng J. Brazing. 1st ed. (1979), China Machine Press, Beijing