-Wykalloy is a high copper admix alloy. -The strength you need for less. -Economical alloy with high strength from the makers of the original dispersed phase, premium amalgam. -Wykalloy has excellent marginal adaptation and that crunchy feel while condensing.Composition: Ag 43.1% Sn 30.8% Cu 26.1% **For further product information , please contact Chat support**