... low-sodium, low sulfur content, PH value is close to neutral (week base), easily soluble in water, verylittle foam and water insoluble ... cement 0.25`03%, can reduce water consumption 10 to 14 above, to improve the workability of concrete, improve project quality, ... improve the operation performance and has reduced water, increased, to prevent cracking and other good results.4. ceramics: calcium ...