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Mining Polyacrylamide Applications

Applications and examples of polyacrylamide in mineral processing
Ore treatment plant, also called dressing plant or concentrating mill, is heavy water consumer. The reason is the mineral processing process need huge volume water, which is used in the washing process and flotation process to separate valuable mineral and useless mineral. Valuable mineral will form hydroxide or salt in acid or alkali. The undissolved matter will be separated by flocculation. The tailing wastewater of mineral processing contain multiple harmful substance, namely heavy metal ion and mining chemical. Heavy mental ion includes copper, zinc, lead, nickel, barium, cadmium and rare element. In some special cases, there will be arsenic or mercuric phenate. Mining chemical includes cyanide, xanthate, black catching agent and pine oil. If the wastewater of mineral processing is not treated well, it will be great harmful or hazardous. 
Mining Polyacrylamide has the role of precipitating agent and stabilizer. In the treatment of tailing, mining polyacrylamide separates the water and gangue mineral. It acts as precipitating agent and bridge the organic colloidal particle and water-soluble substance. After the bridging, the sedimentation efficiency is greatly increased. With the help of mining polyacrylamide, the separation speed of solid and liquid  in the tailing wastewater is increased. In the same  time, the recovery rate and yield of mineral are also increased. 
In the mineral process, polyacrylamide acts as stabilizer to prevent the sediment and coherence of rock particle, which help keep the stability and mobility of ore pulp. The mining efficiency and mineral recovery rate are both increased. Many mineral industries need polyacrylamide in the mineral process, including: coal, gold, silver, copper, iron, lead, zinc, aluminum, uranium, nickel, phosphorus, potassium,  manganese, salt, tungsten and a bunch of rare metals. For different mineral industry, the mining polyacrylamide used is different. There are two main types polyacrylamide used: anionic polyacrylamide and nonionic polyacrylamide. For minerals that use washing and flotation process, like coal ore, iron ore, phosphate, aluminum ore, copper ore, gold ore, zinc ore, sand washing, anionic polyacrylamide and nonionic polyacrylamide are used normally. Nonionic polyacrylamide are mostly used in the acid or high salinity solution.
Application samples:
1. Aluminum ore: the suspension, clarification, waste water treatment, concentration, sediment and filtration process all need polyacrylamide
2. Calcium carbonate: the concentration process need polyacrylamide
3. Copper ore, nickel ore, zinc ore and titanium dioxide: after dissolve in acid, the clarification need polyacrylamide
4. Phosphate: the waste water treatment need polyacrylamide
5. Sand washing and coal washing: the sediment and filtration process need polyacrylamide
6.  Gold ore: after dissolve in acid, the clarification need cationic polyacrylamide
7. Coal with too much clay: the suspension particle  is tiny. Weak anionic (low hydrolysis degree, around 10) polyacrylamide is used.
To find the most suitable polyacrylamide for ore treatment plant, lab test is needed first. After lab test, pilot test is needed on machine in the plant to check performance in the real situation. After test, the polyacrylamide type will be finally confirmed.

About Hengfeng

Jiangsu Hengfeng Fine Chemical Co., Ltd.

Jiangsu Hengfeng Fine Chemical Co., Ltd. main products are the polyacrylamide powder series and polyacrylamide emulsion series. The production capacity of polyacrylamide powder is 50,000 tons/year, and the production capacity of polyacrylamide emulsion is 50,000 tons/year. Mining Polyacrylamide Manufacturers in China, Wholesale Mining Polyacrylamide Suppliers and Factory. Read More Hengfeng Chemical has been committed to the field of water treatment and petroleum, constantly improving the technical service level, and optimizing product performance, combined with the on-site sewage water quality, treatment process, dehydration equipment, and other characteristics for customers to choose suitable products and use schemes, to help customers improve the efficiency of sewage treatment; Oilfield application has improved polymer molecular properties, effective cost control. Custom Mining Polyacrylamide Supply. The products are not only widely used in the domestic market but also exported to Europe, America, Africa, Oceania, Southeast Asia, and more than 60 countries and regions.

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Mining Polyacrylamide Industry knowledge

1.Hengfeng Settling flocculant for the red mud of alumina powder series and emulsion series
High efficiency: Hengfeng's special flocculants for alumina are optimized for the specific needs of the alumina production process, which can more effectively promote solid-liquid separation and improve the purity and output of alumina products.Compared with the powder, the emulsion series has better dispersibility and solubility, can be mixed with the slurry faster, and improve the flocculation effect.
Adaptability: Both the powder and the emulsion series have good acid and alkali resistance and can maintain stable performance under complex conditions during the alumina production process.It has strong adaptability and can be used under extreme conditions such as high temperature and high salt to meet the diversified needs of alumina production.
Environmental protection: The product is non-toxic and harmless, meets environmental protection requirements, and will not cause harm to the environment and operators. The amount of waste slag generated after use is small, easy to handle, and reduces pollution to the environment.
Technical support: Hengfeng Factory has 23 years of experience in mining polyacrylamide production and can provide customers with professional technical support and solutions to ensure the best use of the product under different applications.
 
2. Hengfeng Flocculant for mineral separation
Better solid-liquid separation effect : Hengfeng's mineral processing flocculant has excellent solid-liquid separation performance, which can quickly separate solid particles from liquid in the slurry, improve mineral processing efficiency and concentrate quality.
Strong adaptability: It is suitable for the mineral processing process of various minerals, including metal ores, non-metallic ores, etc., and can maintain good flocculation effect under different slurry properties and pH conditions.
Economical: Small dosage, high efficiency, can significantly reduce mineral processing costs and improve economic benefits.
Hengfeng for mineral dressing series soluble in water, hardly soluble in organic solvent, containing many active ingredients, applicable to use in pulp of strong alkali and acid, high temperature and salt, which has a good solid-liquid separation effect.