Sika Grout 216， is a polymer-cement grout suitable for restoration and filling of large voids，usingpre-packedsystem.Sika Gourt 216 ，can be used to restore bridge-beam sections，columns and other structures，as well as to fill large voids in concrete. Sika Grout 216 - Cementitious shrinkage compensated grout for prepacked concrete 无收缩灌浆材料用于预填充混凝土的水泥基无收缩灌浆材料 ...