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What are the requirements for desulfurization stone powder?

2025-10-17 09:46:40 mechanical

What are the requirements for desulfurization stone powder?

As environmental protection policies become increasingly strict, desulfurization stone powder, as an important raw material for industrial desulfurization, has attracted much attention for its quality requirements and usage specifications. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide a detailed analysis of the technical requirements, application scenarios and market dynamics of desulfurization stone powder to help readers fully understand this field.

1. Basic requirements for desulfurization stone powder

What are the requirements for desulfurization stone powder?

Desulfurization stone powder is mainly used in the flue gas desulfurization (FGD) process to generate gypsum by reacting with sulfur dioxide to purify flue gas. Its quality requirements directly affect desulfurization efficiency and environmental protection effects. The following are the main technical requirements for desulfurization stone powder:

indexRequire
Purity (CaCO₃ content)≥90%
Fineness (mesh number)200-325 mesh
Moisture content≤1%
Impurity content (SiO₂, etc.)≤5%
whiteness≥85%

2. Application scenarios of desulfurization stone powder

Desulfurization stone powder is widely used in electric power, metallurgy, chemical industry and other industries, especially in flue gas desulfurization systems of coal-fired power plants and steel plants. The following are its typical application scenarios:

  • Coal-fired power plants:As the main raw material of the wet desulfurization process, desulfurization stone powder reacts with sulfur dioxide in the flue gas to form gypsum to achieve flue gas purification.
  • Steel plant:It is used to desulfurize sintering machine flue gas, reduce sulfur dioxide emissions and meet environmental protection requirements.
  • Chemical industry:Some chemical companies use desulfurization stone powder to treat sulfur-containing waste gas to reduce environmental pollution.

3. Market dynamics and hot topics

In the past 10 days, the market demand and price fluctuations of desulfurization stone powder have become the focus of the industry. The following are relevant hot topics:

datehot eventsInfluence
2023-11-01A large power plant invites bids to purchase desulfurization stone powderMarket demand surges and prices rise slightly
2023-11-05Environmental protection departments strengthen inspections of desulfurization facilitiesImproved quality requirements for enterprise desulfurization stone powder
2023-11-08New desulfurization technology successfully developedDemand for traditional desulfurization stone powder may be affected

4. Future development trends of desulfurization stone powder

With the advancement of environmental protection technology and the promotion of policies, the future development of desulfurization stone powder will show the following trends:

  • Increased demand for high purity:Enterprises have increasingly higher requirements for desulfurization efficiency, and high-purity desulfurization stone powder will become the mainstream of the market.
  • Increased fineness requirements:Finer desulfurization stone powder can improve reaction efficiency, and fineness standards may be further tightened in the future.
  • Green production:The production process of desulfurization stone powder will pay more attention to environmental protection and reduce energy consumption and carbon emissions.

5. Conclusion

As an important raw material in the field of environmental protection, desulfurization stone powder’s quality requirements and usage specifications are directly related to the company’s environmental compliance and operating costs. Through the analysis of this article, we hope that readers can have a more comprehensive understanding of the technical requirements and market dynamics of desulphurite powder and provide reference for practical applications.

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