Selection Method of Cationic Polyacrylamide 1. Sampling sludge samples to be pressed: Select representative sludge samples and take samples before the on-site dosing point. After taking the samples, the experiment should be carried out as soon as possible (the properties of the sludge may change after being left for a period of time). Polyacrylamide samples: …
How to Choose Polyacrylamide Models for Different Sewage Treatment Processes How to choose the polyacrylamide model for different sewage treatment processes. The sewage treatment process can be divided into two processes: sewage desliming and sewage flocculation. The polyacrylamide models used in different processes may be different, so how to choose? Anionic polyacrylamide is generally used …
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Misunderstandings in The Use of Polyacrylamide Flocculant Misunderstandings about the use of polyacrylamide flocculants. Many customers have the concept that the molecular weight and ionicity of polyacrylamide determine its effectiveness. The higher the price, the better the effect, etc. In fact, these views are one-sided. After reading this article, you will have a certain understanding …
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The Role of Water Treatment Chemicals in Chemical Wastewater Treatment The role of water treatment chemicals in chemical wastewater treatment. Chemical wastewater is a kind of refractory industrial organic wastewater, showing characteristics such as high COD, high ammonia nitrogen and high chroma. Most of the organic components in the wastewater are refractory organic pollutants, which …
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Which Polyacrylamide Anion Or Cation Is More Effective in Sewage Treatment Which polyacrylamide anion or cation is more effective in sewage treatment? Polyacrylamide is a chemical often used in the sewage treatment industry. It can effectively flocculate and precipitate impurities in sewage, and then filter and discharge it. Polyacrylamide is divided into three types: …
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Which Type of Polyacrylamide Should Be Used to Treat Coal Washing Wastewater? Which type of polyacrylamide should be used to treat coal washing wastewater? Coal washing wastewater can be divided into two categories. One is coal washing wastewater produced when washing raw coal with better coal quality, and the other is coal washing wastewater with …
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What Kind Of Polyacrylamide Is Used To Treat Nickel Mine Wastewater What kind of polyacrylamide is used to treat nickel mine wastewater? Coagulation and sedimentation methods are generally used to treat nickel mine wastewater. Polyacrylamide and polyaluminum chloride are mainly used, which can reduce the turbid substances in the wastewater and condense the dispersed substances …
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Causes of Floating And Sinking of Flocs The reasons why flocs float and sink. Why do flocs float and sink during sewage treatment? To address this problem, it may be necessary to analyze the flocculation mechanism of the flocculant and the physical factors of suspended solids. The process of removing suspended solids and colloidal substances …
Reasons Why Polyacrylamide Has Poor Flocculation Effect The reason why polyacrylamide has poor flocculation effect is that polyacrylamide flocculant is often used to treat wastewater due to its adsorption bridge function; but sometimes the flocculation effect is not obvious, and polyacrylamide cannot flocculate, which means it fails. The reasons and factors What are the main …
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Reasons for Changes in The Effect Of Polyacrylamide Solutions The reasons for the change in the effect of polyacrylamide solution. Polyacrylamide is used for sewage treatment. Customers often report why the prepared solution is not effective, has no effect, or the effect is not so good after a few days. Why is this? Reasons for …
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