Calcium lignosulphonate is a kind of natural anionic surface active agent processed with sufurous acid pulping waste through advanced production technology.It has a strong adhesion,chelation,dispersion effect. 1. In construction industry.calcium lignosulphonate can be used as concrete water reducer,which can improve the workability of concrete,improve the quality of the project. 2. In the manufacture of refractory bricks,it can be used as dispersant and binder,which can significantly improve the operating performance,and has good effects of reducing water,strengthening and preventing cracking. 3. In ceramic industyit is used in ceramic products which can reduce the carbon content to increase the green strength and reduce the amount of plastic clay. 4. In the field of feed,it can be used as feed adhesive to improve the food habitability of livestock and poulty,and the particle strength is good. 5. Others:It can also be used in refining aids,casting.wettable powder processing of pesticides,coal briquetting,mining ,beneficiation of mineral processing,control of roads, soils ,dust,and granulation of carbon black.