basalt grinding mill for desulfurization in Australia 10-20 tph

basalt grinding mill for desulfurization in Australia 10-20 tph

Introduction

With increasing environmental concerns and stringent regulations on industrial emissions, desulfurization has become a critical step in Australia’s mining and power generation industries. Basalt, known for its hardness, durability, and high silica content, has proven to be an ideal raw material for producing desulfurization sorbents after fine grinding. To meet the specific production demands of 10–20 tons per hour (TPH), an efficient and reliable basalt grinding mill is essential. Shanghai Zenith Machinery Co., Ltd., a leading manufacturer of ore grinding equipment in China, provides advanced grinding solutions tailored for industrial desulfurization applications.

Shanghai Zenith Machinery Co., Ltd. specializes in the research, development, and production of industrial powder grinding equipment. Over the years, Zenith has gained a solid reputation for innovation and high-quality engineering. The company’s products, such as the MTW Trapezium Grinding Mill, LM Vertical Grinding Mill, and MTM Medium-Speed Grinding Mill, are widely used in various mineral processing and environmental applications across the globe.

Basalt grinding production line in Australia

The Role of Basalt in Desulfurization

Basalt is a fine-grained igneous rock mainly composed of plagioclase, pyroxene, and olivine. Its high silica and alumina content make it a suitable candidate for producing sulfur-absorbing materials. When ground into micro or ultrafine powders, basalt can react with sulfur oxides (SO₂, SO₃) to form stable sulfates, reducing harmful gas emissions. The grinding process improves the specific surface area of basalt, enhancing its chemical reactivity and adsorption performance.

Desulfurization processes—especially dry and semi-dry flue gas desulfurization (FGD)—require powder materials with precise particle size distribution, typically between 45 µm and 325 mesh. Achieving such uniform fineness demands advanced milling systems with high efficiency, stable performance, and low operational cost. Shanghai Zenith provides a comprehensive solution for these requirements.

Challenges and Requirements in Australian Desulfurization Plants

The Australian mining and energy sectors emphasize sustainability, efficiency, and compliance with environmental laws. For a basalt desulfurization project targeting 10–20 TPH capacity, the main challenges include:

  • High hardness and abrasiveness of basalt, which demands wear-resistant mill components.
  • Consistent fineness control to ensure stable desulfurization reaction efficiency.
  • Energy efficiency and low maintenance cost for long-term production cycles.
  • Integration with dust collection systems and automated control for improved environmental performance.

Recommended Equipment: LM Vertical Grinding Mill

Among Zenith’s advanced grinding equipment, the LM Vertical Grinding Mill stands out as an excellent solution for basalt grinding applied to desulfurization. It integrates crushing, drying, grinding, and classifying functions in one compact unit, significantly reducing plant footprint and operational complexity. The LM series provides stable performance, efficient drying for low-moisture basalt, and superior control of particle size distribution.

The LM Vertical Grinding Mill is widely employed in power plants, steel plants, and chemical industries for processing materials like limestone, dolomite, and basalt for desulfurization applications. For an Australian desulfurization project with a required capacity range of 10–20 TPH, we recommend the LM130K or LM190K models depending on the desired fineness and feed size.

Technical Parameters – LM Vertical Grinding Mill
Model Plate Diameter (mm) Capacity (t/h) Output Fineness (μm) Max Feed Size (mm) Main Motor (kW)
LM130K 1300 10–28 170–40 <38 200
LM190K 1900 23–68 170–40 <45 500

For the specified throughput of 10–20 TPH, LM130K is ideal due to its compact structure, moderate power consumption, and its ability to produce fine powder suitable for SO₂ absorption.

LM Vertical Grinding Mill applied for basalt desulfurization

Alternative Recommendation: MTW Trapezium Grinding Mill

Another excellent option for basalt grinding in desulfurization applications is Zenith’s MTW Trapezium Grinding Mill. The MTW series features European technology, optimized internal air flow, and enhanced blade design to improve grinding efficiency. It is particularly suitable for producing desulfurization powder with particle size control between 45 µm and 5 µm, offering stable output and low operational noise.

The MTW Trapezium Grinding Mill not only handles hard minerals like basalt efficiently but also ensures minimal power consumption—making it ideal for long-term production in Australian markets, where energy cost and environmental performance are both crucial.

Technical Parameters – MTW Trapezium Grinding Mill
Model Max Feed Size (mm) Final Size (mm) Capacity (t/h) Main Motor (kW) Fan Motor (kW)
MTW138Z <35 1.6–0.045 6–17 90 110
MTW175G <40 1.6–0.045 9.5–25 160 200

For desulfurization production lines within the 10–20 TPH range, the MTW138Z model offers excellent mid-range performance and flexibility. Its advanced air channel and curved blade design enhance material transport and classification efficiency, minimizing over-grinding.

Technical Considerations for Basalt Grinding

Basalt grinders for desulfurization require careful configuration of several technical parameters:

  • Feed size reduction: Pre-crushing basalt to under 40 mm ensures stable feeding and prevents equipment overloading.
  • Moisture control: The LM Vertical Mill’s built-in drying function is beneficial when basalt moisture exceeds 5%.
  • Particle size monitoring: Utilizing dynamic separators ensures a narrow PSD (particle size distribution), essential for efficient sulfur absorption.
  • Wear-resistant materials: Zenith’s mills use wear-resistant alloy rollers and liners, extending lifespan under abrasive basalt conditions.

Basalt grinding mill structure and operation diagram

Environmental and Economic Benefits

Using basalt powder in desulfurization not only contributes to SO₂ emission reduction but also creates by-products like sulfate mineral compounds, which can be reused in construction or as soil conditioners. Zenith’s grinding systems emphasize:

  • Low energy consumption per ton of product.
  • Minimized dust emissions through closed-loop negative pressure systems.
  • Easy integration with existing desulfurization reactors or bag-filter dust collectors.

Moreover, maintaining stable operation at 10–20 TPH throughput enhances production predictability and supports continuous environmental compliance for Australian industries.

Conclusion

As environmental management becomes a global priority, the efficient processing of basalt for desulfurization stands as a practical and sustainable solution for industrial emission control in Australia. Shanghai Zenith Machinery Co., Ltd. offers cutting-edge grinding solutions tailored for this purpose. Whether using the robust LM130K Vertical Grinding Mill for integrated, high-capacity production or the flexible MTW138Z Trapezium Grinding Mill for energy-efficient performance, both options deliver the reliability and quality required for long-term success.

With decades of experience in powder processing technology, Zenith continues to support global partners in building cleaner, greener, and more efficient industrial ecosystems. For Australian businesses seeking to enhance desulfurization efficiency at capacities around 10–20 TPH, Zenith’s basalt grinding technology represents an ideal investment in both productivity and sustainability.

Based on over thirty years of on-site test data accumulation and experimental analyses, SBM has developed the MRN grinding mill, the fifth-generation pendulous hanging grinding...
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