What is the effect of bentonite in papermaking?

What is the effect of bentonite in papermaking?

 

Shenyang bentonite can not only improve the retention rate of fines and other fillers, save the cost of raw materials, but also reduce the pulp consumption. It can also improve the water filtering performance of the net case department, the vacuum department and the pressing department, purify the white water system, reduce sediment, inhibit bacteria and mildew, avoid the formation of sapropel, and reduce the paper break in the wet department. As well as improving the dispersion and uniformity of paper pigments, paper surface finish, paper evenness, paper strength and physical properties. Shenyang bentonite factory