silver based brazing metal powder

silver based brazing metal powder has various specifications: Type Chemical Composition(wt%) Brazing PointMeltingPoints BAg72Cu Ag:71-73%;Cu:Bal 800-900oC 779oC BAg50Cu Ag:49-51%;Cu:Bal 870-900oC 779-850oC BAg40CuSn Ag:39-41%;Cu:Bal;Sn:9.5-10.5% 750-780oC 600-720oC (The above specifications are suitable for brazing W,Mo,Ni,Cu and stainless steel in protection atosphere or vacuum furnace.) BAg45CuZn Ag:44-46%;Cu:23-27%;Zn:Bal 745-845oC 665-745oC BAg25CuZn Ag:24-26%;Cu:40-42%;Zn:Bal 800-890oC 700-800oC BAg10CuZn Ag:9.0-11.0%;Cu:52-54%;Zn:Bal 850-950oC 815-850oC BAg40CuZn8Ni Ag:39-41%;Cu:24-26%;Zn:29.5-31.5%; 640-740oC 634-640oC Ni:1.30-1.65%;Sn:2.7-3.3% (The above spef\cifications are used for brazing metals by rapid heating,such as flame brazing,induction brazing,resistance brazing and so on. Characterisitics and Applications: BAg70Cu,BAg50Cu are non-volatile elements brazing metals and embrance excellent wetting properties on copper and nickel substrates.They are suitable to brazing copper and nickel under vacuum or reducing atmosphere BAg60CuSn embrances low melting point and good wetting property,it is appliable to brazing copper,copper alloys,stainless steel and so on.