The primary objective of this study is to determine appropriate mixes for cement-based crack injection materials by combining Portland cement (type I) and sulfoaluminate cement (SAC) with reactive ultra-fine fly ash (RUFA). Various weight percentages of SAC (WSAC) and Portland cement (type I) (WC) as binder materials were considered. while the weight percentage of RUFA (WRUFA) in the ... https://herbsdailyes.shop/product-category/hand-and-nail-care/