Effects of Chemical Admixtures on the Working and Mechanical Properties of Ordinary Dry-Mixed Mortar

Figure 11

Change of the 28-day compressive strength of mortar with the increase of water-retention rate. (a) With cellulose ether added. (b) With starch ethers added. (c) With bentonite added. (d) With redispersion emulsoid powder added.

(a)

(b)

(c)

(d)