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[Chemical Knowledge]：Manufacturing method and process of industrial salt

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The manufacturing method
of industrial salt is
in the field of chemical production raw materials, industrial salt is an important inorganic chemical raw material, widely used in metallurgy, leather, soap manufacturing, ceramics, glass production, food processing and other fields. This article will introduce the manufacturing method of industrial salt in detail.

1. industrial salt profile

industrial salt is mainly composed of sodium chloride (NaCl), the appearance of white crystals, with high purity. According to different production methods and uses, industrial salt can be divided into ordinary industrial salt and refined industrial salt.

2. industrial salt manufacturing method

1. rock salt mining
rock salt mining is one of the main methods of industrial salt production. The rock salt deposit is buried underground, and the rock salt is dissolved into brine by drilling, dissolving and fracturing, and then pumped to the ground for processing. Brine after evaporation, crystallization, drying and other processes, and finally get industrial salt.

2. Sea Salt Production
Sea salt production is a method of making salt by using seawater. First of all, it is necessary to build a salt field, through the introduction of seawater, evaporation, crystallization and other processes, to obtain crude salt. Then, the industrial salt is obtained through steps such as washing and drying. The advantages of sea salt production are low cost and abundant raw materials, but it is limited by geographical location and climate conditions.

3. lake salt production
lake salt production is the use of salt lake rich resources for production. The water in the salt lake contains a high concentration of salt, and the lake salt can be obtained through evaporation, crystallization and other processes. The advantages of lake salt production are low raw material cost and good quality, but it is limited by the geographical location and climatic conditions of the salt lake.

4. Chemical synthesis
Chemical synthesis is a method of generating sodium chloride through a chemical reaction. Sodium hydroxide and hydrochloric acid are usually used as raw materials for neutralization reaction to generate sodium chloride and water. The advantage of chemical synthesis is that high purity industrial salt can be produced, but the production cost is higher.
Precautions in the manufacturing process of
3. industrial salt

1. Strictly control the quality of raw materials. Ensure high purity of raw materials and less impurities to improve the quality of industrial salt.
2. Strengthen the production process management. Ensure the operation specifications of each process to avoid quality problems in the production process.
3. Pay attention to environmental protection and safety in production. In the manufacturing process, it is necessary to follow environmental protection regulations, reduce waste emissions, and strengthen safety production management to prevent safety accidents.

4. the application prospect of industrial salt

With the continuous development of science and technology, industrial salt is more and more widely used in various fields. In the future, the industrial salt market will continue to maintain steady growth, especially in new energy, new materials and other fields of application will be further expanded. Therefore, strengthening the R & D and innovation of industrial salt manufacturing technology, improving product quality and reducing costs are of great significance to promote the development of chemical production raw materials.

In summary, industrial salt manufacturing methods include rock salt mining, sea salt production, lake salt production, and chemical synthesis. In the manufacturing process, it is necessary to strictly control the quality of raw materials, strengthen the management of the production process, and pay attention to environmental protection and safe production to ensure the quality of industrial salt and the smooth progress of production. With the continuous growth of market demand, the application prospect of industrial salt is broad, which will inject new impetus into the development of raw materials for chemical production.

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