MIXTURE OF A PEO SURFACE TREATMENT SOLUTION FOR A MAGNESIUM ALLOY PRODUCT, WHICH SECURELY FORMS AN OXIDE FILM ON THE SURFACE OF A MAGNESIUM ALLOY PRODUCT

摘要

PURPOSE: A mixture of a PEO surface treatment solution for a magnesium alloy product is provided to increase color nature and uniformity of a film by adding metal powder.;CONSTITUTION: A mixture of a PEO surface treatment solution for a magnesium alloy product is made from fluorinated natrium(NaF) 1~20 weight%, trisodium phosphate(Na3PO4) 1~15 weight%, sodium pyrophosphate(Na4P2O7) 1~10 weight%, aluminum hydroxide(Al(OH)3) 1~20 weight%, silicon fluoride sodium(Na2SiF6) 1~20 weight%, potassium hydroxide(KOH) 1~10 weight%, potassium acetate(C2H3O2K) 1~15 weight%, and rare earth metal powder 1~10 weight%.;COPYRIGHT KIPO 2010