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材料工程  2014 

晶粒细化剂对PS版用铝板基腐蚀性能的影响

DOI: 10.3969/j.issn.1001-4381.2014.01.008, PP. 41-46

Keywords: 细化剂,PS版,电解腐蚀

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Abstract:

采用电化学工作站,扫描电镜(SEM),透射电镜(TEM)等方法,研究了Al-5Ti-1B与Al-5Ti-0.2C晶粒细化剂对预涂感光版(PS)用1050铝板基的微观组织及腐蚀性能的影响。结果表明采用Al-5Ti-1B细化剂的铸轧板中存在粗大的铁、硅第二相,PS版铝板基中存在聚集第二相和位错缠结,电解腐蚀时,出现局部腐蚀严重,腐蚀孔洞分布不均匀等现象;添加Al-5Ti-0.2C晶粒细化剂的铸轧板中,铁硅相相对细小,分布也更加均匀,无聚集现象,PS版铝板基中第二相细小弥散,分布均匀,电解腐蚀时,腐蚀速率快,腐蚀均匀,电解腐蚀性能得以改善。

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