Title: Electrochemical polishing method for aluminum or aluminum alloy welding wire
Application Number: 94119992 Application Date: 1994.12.29
Publication Number: 1107904 Publication Date: 1995.09.06
Approval Pub. Date: Granted Pub. Date: 2000.02.09
International Classifi-cation: C25F3/20
Applicant(s) Name: Huazhong Univ. of Science Address: 430074
Inventor(s) Name: Zhou Xuan, Duan Jun
Attorney & Agent: FANG FANG YANG WEIGUO
Abstract:
     Aluminium or aluminium alloy welding wire is electrochemically polished by polishing liquid prepared from phosphoric acid as base material, corrosion inhibitor and activator, and the polished welding wire features no change in brightness within 3 years and high quality of welded seam. The polishing method features no poison, low temp. and easy regeneration of polishing liquid.
Time: 2