Ukuze kuphuculwe ukusebenza kwekhonkrithi, amandla oxinzelelo kunye nexabiso lokugcinwa kwe-slump, izityalo zekhonkrithi zihlala zongeza i-admixture.Kukho iintlobo ezininzi: i-arhente yokunciphisa amanzi, i-arhente yokumpompa, i-concrete retarder, i-defoamer, i-accelerator, i-waterproof, i-ejenti yokungenisa umoya, i-agent ye-antifreeze njl.
Funda ngokugqithisileyo