Home > Research > Publications & Outputs > The effect of powder recycling in direct metal ...

Research

Associated organisational unit

Electronic data

View graph of relations

The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Published

Standard

The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics. / Carroll, P. A.; Pinkerton, A. J.; Allen, J. et al.
Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing. NATO Research and Technology Organisation, 2006.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Harvard

Carroll, PA, Pinkerton, AJ, Allen, J, Syed, WUH, Sezer, HK, Brown, P, Ng, G, Scudamore, R & Li, L 2006, The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics. in Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing. NATO Research and Technology Organisation.

APA

Carroll, P. A., Pinkerton, A. J., Allen, J., Syed, W. U. H., Sezer, H. K., Brown, P., Ng, G., Scudamore, R., & Li, L. (2006). The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics. In Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing NATO Research and Technology Organisation.

Vancouver

Carroll PA, Pinkerton AJ, Allen J, Syed WUH, Sezer HK, Brown P et al. The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics. In Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing. NATO Research and Technology Organisation. 2006

Author

Carroll, P. A. ; Pinkerton, A. J. ; Allen, J. et al. / The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics. Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing. NATO Research and Technology Organisation, 2006.

Bibtex

@inproceedings{153a47ad148743fda5a399d9e5833065,
title = "The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics",
abstract = "A potential way of improving the material efficiency and cost effectiveness of the Direct Metal Laser Deposition (DMLD) process is to take powder that is not utilised in each deposition attempt and re-use it in subsequent attempts (powder recycling). Currently, this is not widely implemented for fear of a detrimental effect on part quality.This study examines how powder recycling, using simple normalisation techniques, affects the powder and the quality of the deposited part. Work was conducted on commercially available DMLD equipment with gas-atomised Waspaloy powder. Powder characteristics such as morphology, size distribution, and purity, and deposited part characteristics such as microstructure and mechanical properties, were quantified for 10 deposition – normalisation - re-use cycles.The use of normalised powder resulted in successful deposition over all 10 re-cycle stages and did not appear to compromise part integrity. Properties and microstructure, while not completely uniform throughout the 10 cycles, did not vary by large amounts. The powder showed greater variation in size distribution and composition with increasing re-cycle stages. Variations throughout the process, their causes, and the potential benefits of the normalisation procedure used are discussed.",
author = "Carroll, {P. A.} and Pinkerton, {A. J.} and J. Allen and Syed, {W. U. H.} and Sezer, {H. K.} and P. Brown and G. Ng and R. Scudamore and L. Li",
year = "2006",
language = "English",
booktitle = "Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing",
publisher = "NATO Research and Technology Organisation",

}

RIS

TY - GEN

T1 - The effect of powder recycling in direct metal laser deposition on powder and manufactured part characteristics

AU - Carroll, P. A.

AU - Pinkerton, A. J.

AU - Allen, J.

AU - Syed, W. U. H.

AU - Sezer, H. K.

AU - Brown, P.

AU - Ng, G.

AU - Scudamore, R.

AU - Li, L.

PY - 2006

Y1 - 2006

N2 - A potential way of improving the material efficiency and cost effectiveness of the Direct Metal Laser Deposition (DMLD) process is to take powder that is not utilised in each deposition attempt and re-use it in subsequent attempts (powder recycling). Currently, this is not widely implemented for fear of a detrimental effect on part quality.This study examines how powder recycling, using simple normalisation techniques, affects the powder and the quality of the deposited part. Work was conducted on commercially available DMLD equipment with gas-atomised Waspaloy powder. Powder characteristics such as morphology, size distribution, and purity, and deposited part characteristics such as microstructure and mechanical properties, were quantified for 10 deposition – normalisation - re-use cycles.The use of normalised powder resulted in successful deposition over all 10 re-cycle stages and did not appear to compromise part integrity. Properties and microstructure, while not completely uniform throughout the 10 cycles, did not vary by large amounts. The powder showed greater variation in size distribution and composition with increasing re-cycle stages. Variations throughout the process, their causes, and the potential benefits of the normalisation procedure used are discussed.

AB - A potential way of improving the material efficiency and cost effectiveness of the Direct Metal Laser Deposition (DMLD) process is to take powder that is not utilised in each deposition attempt and re-use it in subsequent attempts (powder recycling). Currently, this is not widely implemented for fear of a detrimental effect on part quality.This study examines how powder recycling, using simple normalisation techniques, affects the powder and the quality of the deposited part. Work was conducted on commercially available DMLD equipment with gas-atomised Waspaloy powder. Powder characteristics such as morphology, size distribution, and purity, and deposited part characteristics such as microstructure and mechanical properties, were quantified for 10 deposition – normalisation - re-use cycles.The use of normalised powder resulted in successful deposition over all 10 re-cycle stages and did not appear to compromise part integrity. Properties and microstructure, while not completely uniform throughout the 10 cycles, did not vary by large amounts. The powder showed greater variation in size distribution and composition with increasing re-cycle stages. Variations throughout the process, their causes, and the potential benefits of the normalisation procedure used are discussed.

M3 - Conference contribution/Paper

BT - Proceedings of AVT-139 Specialists Meeting on Cost Effective Manufacture via Net Shape Processing

PB - NATO Research and Technology Organisation

ER -