Overview
Anionic sludge dewatering agent is a high-molecular-weight polymer primarily composed of anionic polyacrylamide (APAM). It is widely used in industrial and municipal wastewater treatment processes to improve sludge dewatering efficiency. The agent works by binding fine particles in sludge, forming larger flocs that separate more easily from water. This chemical is particularly effective for organic sludge treatment, offering advantages such as reduced moisture content in dewatered sludge, lower transportation costs, and improved disposal efficiency. Its anionic nature makes it ideal for sludges with positively charged particles, common in many industrial applications.
Physical and Chemical Properties
The anionic sludge dewatering agent typically appears as a white powder or granular solid with a density of about 0.6-0.8 g/cm³. It dissolves readily in water to form a viscous solution, with solubility increasing with temperature. The polymer's high molecular weight (5-25 million g/mol) contributes to its excellent flocculation performance. Key chemical properties include its anionic charge density, which typically ranges from 10-40%, and its hydrolysis degree. These parameters significantly affect its performance in different sludge types. The product is stable under normal storage conditions but may degrade when exposed to strong oxidizers or extreme pH conditions.
Main Applications
The primary application of anionic sludge dewatering agents is in wastewater treatment plants, both municipal and industrial. They are particularly effective for treating sludge from food processing, paper mills, textile factories, and mining operations. In municipal plants, they help reduce sludge volume before landfill or incineration. Other applications include use in mineral processing as a flocculant, in oil recovery operations, and in construction for soil conditioning. The agent's ability to improve filtration and centrifugation processes makes it valuable across multiple industries where sludge handling is a challenge.
Safety and Storage
While anionic sludge dewatering agents are generally considered non-toxic, proper safety precautions should be observed. Workers should wear protective gloves and goggles when handling the powder to prevent irritation to skin and eyes. Inhalation of dust should be avoided by using appropriate respiratory protection. Storage requires a cool, dry environment with temperatures preferably below 30°C (86°F). The product should be kept in its original packaging, protected from moisture and direct sunlight. Proper storage can maintain product efficacy for up to two years. Spills should be cleaned promptly with dry methods before wet cleaning to prevent slippery surfaces.
B2B Procurement Guide
When procuring anionic sludge dewatering agents, buyers should specify required parameters including molecular weight, charge density, and purity level. Bulk purchases typically offer better pricing, with common order quantities ranging from 500kg to full container loads (20-25 metric tons). Quality verification should include testing for solubility rate, flocculation performance, and residual monomer content. Reliable suppliers should provide product certifications and technical support. Buyers should also consider local regulations regarding chemical use and disposal when selecting products. Lead times vary but typically range from 2-6 weeks for custom formulations.
Related Manufacturers
- 主营：聚合氯化铝、聚丙烯酰胺、活性炭、脱水剂、无烟煤滤料、石英砂滤料
- 主营：纯丙烯酸乳液、预制构件专用乳液、GRC乳液、脱水剂、市政污泥脱水剂、靛蓝牛仔固色剂、非氧化性杀菌剂、水处理药剂、高浓皂洗剂、绿色皂洗剂、污泥二次深度脱水、皂洗剂浓缩液、板框式污泥脱水剂、印花硬挺剂 木板胶、浮色清洗剂、液体型脱水剂、高性能流平乳液、高固含丙烯酸乳液、预制件胶浆、白胶浆、建筑领域乳液、市政污水处理厂、预制件 增强胶浆、GRC构件乳液、幕墙装饰板材
- 主营：水处理填料、聚丙烯酰胺、聚合氯化铝、脱水剂、活性炭
- 主营：工业盐、漂白粉、生石灰、膨松剂、絮凝剂、高效除磷剂、葡萄糖、无水硫酸钠、高效复合碱、焦亚硫酸钠、食品级柠檬酸、聚丙烯酰胺、聚合氯化铝、聚合硫酸铁、复合碱、纯碱、硫酸亚铁、柠檬酸、一水柠檬酸、无水柠檬酸、复合碳源、碳源、二水氯化钙、聚合硅酸铝铁
- 主营：依地酸、白炭黑、橡胶碳黑、防腐剂、防锈剂、消泡剂、阻垢剂、ph升高剂、泳池澄清剂、粘泥剥离剂、水处理药剂、防腐防霉剂、聚铝絮凝剂、植物除臭剂、养殖除臭剂、泳池除藻剂、高效预膜剂、反渗透清洗剂、切削液除臭剂、反渗透杀菌剂、反渗透还原剂、印染颜料、保温材料、胶带用碳黑、2%异噻唑啉酮
- 主营：粉末颗粒絮凝剂、工业废水处理剂、聚丙烯酰胺、聚合氯化铝
- 主营：絮凝剂、聚丙烯酰胺
- 主营：活性炭、聚丙烯酰胺、PAM、高效水处理药剂、净水絮凝剂、阴离子聚丙烯酰胺、阳离子聚丙烯酰胺、非离子聚丙烯酰胺、两性离子聚丙烯酰胺、椰壳活性炭、柱状活性炭、粉末活性炭、活性吸附炭、净水滤炭
- 主营：聚合氯化铝、PAC、饮用水级30%PAC、絮凝剂、PAC絮凝剂、反渗透膜保护剂、反渗透阻垢剂、反渗透杀菌剂、RO膜除垢剂、高分子絮凝剂、污泥脱水剂、PAM絮凝剂、阳离子絮凝剂、高含量PAC、30%聚合氯化铝絮凝、28%PAC电镀废水、30%高含量PAC、工业级聚合氯化铝、28%聚合氯化铝、26%聚合氯化铝、工业废水处理PAC、聚丙烯酰胺、聚丙烯酰胺粉末、污水处理PAM
- 主营：絮凝剂、聚合氯化铝、聚丙烯酰胺、聚合硫酸铁
- 主营：碱性紫、碱性品红、碱性大红、絮凝剂、化工助剂、化肥着色剂、净水处理药剂、水性染料、化肥染料、造纸板材、专用染料、碱性品兰、碱性嫩黄o、聚合氯化铝、聚丙烯酰胺、黄佛香染料、碱性玫瑰精、粘性液体橡胶、栗子元青色染料
- 主营：冰醋酸、保险粉、次氯酸钠、阴离子聚丙烯酰胺pam、氢氧化钠、液碱、片碱、三聚磷酸钠、过硫酸铵、纯碱、氨水、聚合氯化铝、聚丙烯酰胺、硫酸铵、柠檬酸
- 主营：干湿分离、废水处理、渗滤液处理、分离剂、增稠剂、处理絮凝剂、白药沉淀剂、污泥脱水剂、废水净水剂、制香用增粘剂、制胶水絮凝剂、自来水厂絮凝剂、聚合氯化铝、垃圾渗滤液、聚丙烯酰胺、洗沙场废水处、高分子聚合物、垃圾填埋渗透液、循环水质净化用、石材加工水处理
- 主营：纤维球、纤维束、椰壳活性炭、阴离子聚丙烯酰胺、果壳活性炭、粉状活性炭、柱状活性炭、脱色活性炭、煤质活性炭、聚丙烯酰胺、聚合氯化铝、硫酸亚铁、无烟煤滤料、石英砂滤料、锰砂滤料、鹅卵石、海绵铁、麦饭石
- 主营：保水剂、高分子吸水树脂
- 主营：工业纯碱、碳酸钠、工业葡萄糖、混凝土缓凝剂、混凝土减水剂、污水处理药剂、脱硫剂、复合脱硫剂、融雪剂、一水食品葡萄糖、醋酸钠、包头市葡萄糖、柠檬酸、工业级纯碱、聚丙烯酰胺、葡萄糖酸钠、工业碳酸钠、小苏打、轻质纯碱、洗涤碱、轻质碳酸钠、乙酸钠、食品级葡萄糖、副产碱
- 主营：铁碳填料、还原铁粉、配重铁粉、脱水剂、化工铁粉、混凝土滤板、磁粉、柔性防水套管、刚性防水套管、ABS滤板模板、石英砂滤料、无烟煤滤料、蜂窝斜管填料、盘式曝气器、活性炭、微电解填料、锰砂滤料、蜂窝活性炭、多孔悬浮球填料、套筒补偿器、旋转补偿器、可提升曝气器、滤头、聚丙烯酰胺PAM、聚合氯化铝PAC、水处理磁粉
- 主营：重金属捕捉剂、钢厂水处理药剂、聚丙烯酰胺
- 主营：聚丙烯酰胺、聚合氯化铝、聚合硫酸铁、消泡剂、阻垢剂、氨氮去除剂、杀菌灭藻剂、脱色剂、破乳剂、葡萄糖、碱式氯化铝、醋酸钠、柠檬酸、纯碱、复合碱、焦亚硫酸钠、硫酸亚铁、活性炭、碳酸氢钠、磷酸三钠、三聚磷酸钠
- 主营：羧甲基淀粉、黄原胶、瓜尔胶、农林保水剂、抑尘剂、聚阴离子纤维素、型煤粘合剂、抑尘固化剂、阴离子聚丙烯酰胺、抗旱保水剂、聚丙烯酰胺、羧甲基纤维素、预糊化淀粉、吸水树脂、SAP吸水树脂、改性玉米粉、饲料用预糊化淀粉、羧甲基变性淀粉、陶瓷用纤维素