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2017-12-19 09:22:01
More than a dozen or more sewage treatment should use polyacrylamide flocculant Many people just entering the sewage treatment for many methods of sewage treatment may not yet understand. For sewage treatment used polyacrylamide flocculant how to choose is I do not know? Polyacrylamide is currently divided into organic polyacrylamide flocculant and inorganic polyacrylamide flocculant. For different sewage treatment should be based on the water quality of each sewage may be. Let me not speak of China's increasing output of sewage. In Shandong Province, there is sewage that there is domestic sewage, industrial wastewater (coal washing plant wastewater, smelting wastewater, mining wastewater, papermaking wastewater, textile wastewater, brewery wastewater ...), agricultural sewage and other 10 kinds of sewage treatment should be used Polyacrylamide flocculant. Management needs to be used in conjunction with a large number of polyacrylamide flocculant Use of biological polyacrylamide flocculant is a class of microorganisms have flocculation of macromolecular organic matter, mainly protein, mucopolysaccharide, cellulose and nucleic acid. Polyacrylamide flocculants mentioned above are inorganic and organic two. In the inorganic polyacrylamide flocculant (iron salt, aluminum salt or iron aluminum salt, silicon aluminum salt, ferrosilicon inorganic polyacrylamide flocculant main products are aluminum sulfate (alum), polyaluminum chloride, ferric chloride , Ferrous sulfate and polyferric sulfate, polyaluminum silicate, polyaluminum silicate, polyaluminum chloride, polyaluminum silicate and polyaluminum sulfate, etc.); organic polyacrylamide flocculants are polyacrylamide (PAM), (cationic, anionic, nonionic, zwitterionic) ions depends on his degree of hydrolysis, the general points weak Yin, Yin, strong Yin, the choice of cation is generally used in sludge dewatering, cation selection Very important, generally depends on what industry to use, urban sewage treatment plants are generally used in the strong cationic polyacrylamide, papermaking, printing and dyeing mill sludge dewatering generally weak cation selection, pharmaceutical wastewater generally strong cation selection, etc., each Wastewater has its own unique characteristics, non-ionic applications are mainly used in the weak acid conditions, printing and dyeing plants used more non-ionic. All of these polyacrylamide flocculant selection must be based on the test to determine, in the experiment we determine the approximate amount of dosing in the experiment we observed the flocculation sedimentation rate, in the test we calculate the cost of treatment, the choice of economic and applicable Flocculation agent is our practice of "pursuing environmental protection, saving resources" slogan, our job is to help customers choose the most suitable and most economical polyacrylamide. Combined with their own practical understanding, and just entered the sale of polyacrylamide flocculant products, new friends to share in the end we sold the market where? The sales market of polyacrylamide flocculants is mainly drinking water, municipal wastewater, industrial wastewater and some production process wastewater. Among them, paper mill process water and post-stage wastewater treatment are the largest users of polyacrylamide flocculant products, accounting for about 30% More than 30% of the total flocculant demand, drinking water and municipal sewage account for about 30% of the total demand, other process water and industrial wastewater accounts for about two percent. Among them, the market of organic polyacrylamide is booming. As an organic polymer polyacrylamide flocculant, PAM is widely used in sewage sludge dewatering segment. With the national 4 trillion into the infrastructure, municipal sewage treatment Projects have been running, the strengthening of national environmental protection, polyacrylamide flocculants as consumables, the market demand is quite optimistic, as long as we work hard to make some achievements or not asked.
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