| 摘要 |
PROBLEM TO BE SOLVED: To produce a glaze composition capable of keeping a good brightness of an enamel surface over a long period of time. SOLUTION: This glaze composition contains Li2 O, Na2 O, K2 O, CaO, SrO, ZnO, B2 O3 , TiO2 , P2 O5 , Sb2 O5 and SiO2 , has the following composition and is used preferably for aluminum and aluminum alloys. 23-30wt.% (Li2 O+Na2 O+ K2 O), 8-10wt.% (CaO+SrO+ZnO). 4-5wt.% B2 O3 , 19-24wt.% (TiO2 +P2 O5 +Sb2 O5 ) and 39-43wt.% SiO2 . |
