... mortar plasticizer, it can make the mortar mixing easy. YunYan efficient mortar is a new and effective mortar plasticizer, it can ... , mechanical stiring is a better.Hand mixing: with sand, cement, efficient mortar mix well, then adding water mixing 5 minutes again ... .Mechanical agitation: with sand, cement, efficient mortar mix 1 minute, then adding water mixing 3-5 ...