Recovery of tungsten carbides to prepare the ultrafine WC-Co composite powder by two-step reduction process

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• 作者：Baixiong Liu^a ; ^b ; Anhong Shi^c ; Qi Su^c ; Guangjun Chen^c ; Wei Li^c ; Lina Zhang^a ; ^{linasuzhou@126.com} ; Bin Yang^a ; ^{yangbin65@126.com}
• 关键词：Cemented carbides ; Recycling process ; Carbothermal reduction ; WC-Co composite powder
• 刊名：Powder Technology
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：306
• 期：Complete
• 页码：113-119
• 全文大小：1615 K
• 卷排序：306

文摘

Ultrafine WC-Co composite powder was synthesized by two-step reduction process. As-synthesized powder has a homogeneous distribution with the average size of 180 nm. The two-step reduction process possesses a lower processing temperature and time.