Recycling of tungsten carbide scrap metal: A review of recycling methods and future prospects

A Shemi, A Magumise, S Ndlovu, N Sacks - Minerals Engineering, 2018 - Elsevier
Tungsten's unique properties and the excellent cutting and wear resistance properties of its
carbides have made it a strategic commodity of high importance globally. Cemented …

Effect of ultrafine WC contents on the microstructures, mechanical properties and wear resistances of regenerated coarse grained WC-10Co cemented carbides

Z Lu, J Du, Y Sun, G Su, C Zhang, X Kong - International Journal of …, 2021 - Elsevier
The effects of ultrafine WC content on the microstructure, mechanical properties and wear
resistance of regenerated coarse grained WC-10Co cemented carbides have been …

[HTML][HTML] Environmental life cycle assessment of cemented carbide (WC-Co) production

A Furberg, R Arvidsson, S Molander - Journal of cleaner production, 2019 - Elsevier
Cemented carbides are of great importance for the manufacturing industry. The outstanding
properties of high hardness and wear resistance of this material, consisting mainly of …

Recovery of WC and Co from cemented carbide scraps by remelting and electrodissolution

F Sun, Z Zhao, X Chen - International Journal of Refractory Metals and …, 2019 - Elsevier
A novel method was proposed in this study to recycle WC and Co from cemented carbide
scraps by remelting and electrodissolution. WC was recrystallized and purified through …

Study of the processing of a recycled WC–Co powder: can it compete with conventional WC–Co powders?

A Mégret, V Vitry, F Delaunois - Journal of Sustainable Metallurgy, 2021 - Springer
Cemented carbide tools suffer from many issues due to the use of tungsten and cobalt as
raw materials. Indeed, those are listed by the European Commission as “critical raw …

Efficient dissolution of tungsten carbide using an oxygen-containing molten salt

Q Zhang, X **, L Zhang, Z Nie… - Journal of The …, 2021 - iopscience.iop.org
Efficient electrochemical dissolution of tungsten carbide is crucial to obtain an efficient
recovery of cemented carbide via molten salt electrolysis. Based on the interfacial process …

Electrochemical separation and extraction of cobalt and tungsten from cemented scrap

AL Zhang, BZ Nie, CX **, DL Ma - Separation and Purification Technology, 2018 - Elsevier
Molten salt electrolysis was utilized for the separation of cobalt and tungsten from cemented
carbide scrap in the NaCl–KCl melt at 1023 K (750° C). The WC-15 Co sacrificial anode was …

Recycling of cemented tungsten carbide mining tool scrap

CS Freemantle, N Sacks - Journal of the Southern African Institute of …, 2015 - scielo.org.za
The zinc recycling process (PRZ) and acetic acid leaching (AC) were successfully employed
to recycle cemented tungsten carbide mining tool scrap for re-use as production powders …

Facile recycling of cemented tungsten carbide soft scrap via mechanochemical ball milling

J Lee, M Kim, S Kim, Y Ahn, B Lee, D Lee - International Journal of …, 2021 - Elsevier
Sustainable recycling of cemented tungsten carbide (WC) is essential to solve supply issues
and natural resource exhaustion caused by increasing demand. The recycling process …

Electrochemical separation technology and mechanism of tungsten and cobalt in Na2WO4-WO3-CoO molten salts

J Zhang, L Zhang, X **, Z Nie - Separation and Purification Technology, 2024 - Elsevier
The separation and recovery of tungsten and cobalt from cemented tungsten carbide (WC-
Co) scraps can be carried out by adding WO 3 and CoO into the Na 2 WO 4 molten salt to …