高压电气铝合金开关冷喷涂铜涂层性能研究  

Properties of Cold Sprayed Copper Coatings on High-Voltage Electrical Aluminum Alloy Switches

作　　者：杨林鹏[1] 李增权[1] 

机构地区：[1]河南质量工程职业学院

出　　处：《特种铸造及有色合金》2016年第9期1000-1002,共3页Special Casting & Nonferrous Alloys

摘　　要：通过高压电气铝合金开关冷喷涂试验,对铜涂层进行了金相显微组织分析及表面粗糙度、硬度、抗拉性能、导电性等测试。结果表明,铜涂层与铝合金基体实现了良好的机械咬合和局部冶金结合,物理化学性能可以达到高压开关的各项技术要求。Microstructure,surface roughness,hardness,tensile properties,electrical conductivity and other performance of the cold sprayed copper coatings on high-voltage electrical switches were investigated.The results show that copper coating and aluminum substrate exhibit the satisfied mechanical interlocking and partial metallurgical bonding,and physical and chemical properties of high-voltage switch can meet the technical requirements.

关 键 词：铝合金 冷喷涂 铜涂层 

分 类 号：TG174.4[金属学及工艺—金属表面处理]