氧化还原法回收废硬质合金  

Recycling of Cemented Carbide Scrap by Oxidation-Reduction Process

作　　者：邝海[1,2] 谭敦强 何文[1] 易志强[1] KUANG Hai;TAN Dun-qiang;HE Wen;YI Zhi-qiang(School of Materials Science and Engineering,Nanchang University,Nanchang 330031,China;School of Materials and Mechanical Engineering,Jiangxi Science andTechnology Normal University,Nanchang 330038,China)

机构地区：[1]南昌大学材料科学与工程学院,江西南昌330031 [2]江西科技师范大学材料与机电学院,江西南昌330038

出　　处：《稀有金属与硬质合金》2019年第4期70-75,共6页Rare Metals and Cemented Carbides

基　　金：国家自然科学基金(50904035,51564036);国家科技支撑计划项目(2011BAC10B04);国家高技术研究发展计划(863计划)项目(2012AA061902)

摘　　要：氧化还原法回收废硬质合金是一种简便环保的方法。分析了氧化还原法回收废硬质合金的原理及影响因素,指出了该方法存在的问题并提出相应的改进办法。重点讨论了氧化还原法回收废涂层硬质合金存在的问题及对策,在此基础上对氧化还原法回收废硬质合金的未来发展提出建议,为钨资源的可持续发展提供参考。Oxidation-reduction process is a simple and eco-friendly method for recycling cemented carbide scrap.The principle and impact factors of recycling cemented carbide scrap by oxidation-reduction process are introduced.The existing problems of the above process are pointed out and their solutions are proposed.The problems and countermeasures of recycling coated cemented carbide scrap by oxidation-reduction process are emphatically discussed.And then the suggestions are proposed for future oxidation-reduction process to recycle cemented carbide scrap.All these are useful for the sustainable development of tungsten resources.

关 键 词：废硬质合金 回收 氧化还原法 涂层 性能 

分 类 号：TG135.5[一般工业技术—材料科学与工程]