LU Yongliang *.Application of Green Process in Tin Electroplating Production Line[J].Plating & Finishing,2022,(3):64-68.[doi:10.3969/j.issn.1001-3849.2022.03.012]
绿色工艺技术在电镀锡产线的应用
- Title:
- Application of Green Process in Tin Electroplating Production Line
- Keywords:
- tinplate; environmental protection; low lead; chromium-free; green manufacturing
- 分类号:
- TQ153.1
- 文献标志码:
- A
- 摘要:
- 针对镀锡板绿色发展的终极目标,为解决镀层质量、镀层铅含量以及无铬钝化的工艺技术难题,系统优化了电镀液工艺参数,设计了开发了镀层超低铅工艺和无铬钝化工艺及装备技术。结果表明:以添加剂浓度为代表的核心工艺参数在 40~50 mL/L 时可提升镀层质量和产品耐蚀性;采用低铅工艺技术和装备技术可实现镀层铅含量小于 50 mg/kg 的超低铅镀锡板的生产制造;采用喷涂型无铬钝化体系和无铬钝化装备可替代重铬酸盐钝化工艺,已广泛应用于食品饮料包装行业。
- Abstract:
- : Aiming at the ultimate goal of green development of tinplate , in order to solve the technical problems of coating quality , lead content of coating and non-chrome passivation , the process parameters of electroplating solution were optimized systematically , and the ultra-low lead plating process and non-chrome passivation process and equipment technology of coating were designed and developed. The results show that the core process parameters represented by additive concentration can improve the coating quality and corrosion resistance when the concentration is 40-50 mL/L. The low lead technology and equipment technology can realize the manufacturing capacity of ultra-low lead tinplate with lead content less than 50 mg/kg. Spray-type chrome-free passivation system and chrome-free passivation equipment can replace dichromate passivation process , which has been widely used in food and beverage packaging industry.
参考文献/References:
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备注/Memo
收稿日期: 2021-04-19 修回日期: 2021-07-30 * 通讯作者 : 陆永亮, E-mail : luyongliang@baosteel.com