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Published: 19 July 2026
GN Separation has successfully commissioned and put into operation a heavy-duty decanter centrifuge with a 30-inch (760 mm) bowl diameter for a mining slurry concentration project in China. Deployed for continuous, automated solid-liquid separation, the advanced separation equipment effectively boosts customer’s slurry concentration efficiency, cuts logistics and transportation expenditures, and maximizes the recovery of valuable mineral resources.
The 30-inch decanter centrifuge deployed for this project stands as one of the largest-capacity models in GN Separation’s product lineup. Engineered for high-volume industrial scenarios, the equipment integrates superior processing throughput and outstanding separation precision, making it perfectly suited for rigorous solid-liquid separation workflows in mining, mineral processing, tailings treatment and other heavy-duty industrial applications.
Adopting high-speed rotary bowl design, the centrifuge generates powerful centrifugal force to accelerate the rapid sedimentation and stratification of fine mineral particles. The precise speed differential between the rotating bowl and screw conveyor enables continuous, automatic conveying of concentrated solid materials to the discharge outlet, while clarified liquid is discharged from the opposite end. This fully automated, 24/7 continuous operation drastically minimizes manual intervention and ensures stable, consistent long-term running performance.
Tailored to address the high abrasiveness of mining slurry, the centrifuge adopts premium wear-resistant structural materials for enhanced durability. Its duplex stainless steel bowl delivers exceptional mechanical robustness and superior corrosion resistance to adapt to harsh mining operating conditions. The screw flights are fitted with replaceable tungsten carbide tiles, which greatly extend equipment service life when handling highly abrasive mineral particles. Key wear-prone areas are additionally structurally reinforced, lowering routine maintenance frequency and ensuring reliable long-term operational stability.
Energy efficiency and operational flexibility are core design highlights of the equipment. Equipped with a state-of-the-art variable frequency drive (VFD) control system, the centrifuge allows on-site operators to flexibly adjust bowl rotation speed, differential speed and torque parameters in response to real-time fluctuations in slurry properties. This intelligent adjustable control optimizes overall separation performance, while effectively reducing energy consumption and long-term operational costs.
Compared with traditional gravity thickening equipment widely used in the mining industry, GN’s decanter centrifuge boasts comprehensive competitive advantages, including a compact footprint, ultra-fast processing speed, full automation and stable separation results. The high-concentration underflow produced by the equipment simplifies downstream processing procedures, reduces material handling and transportation costs, and realizes more efficient extraction and utilization of valuable minerals from raw slurry.
As a professional and reliable manufacturer of industrial separation equipment, GN Separation offers a complete range of decanter centrifuges with bowl diameters spanning from 9 inches to 30 inches, covering full-scenario application needs from laboratory testing to large-scale heavy-duty industrial production. Its high-performance separation systems have been widely applied across global industries including mining, oil and gas, wastewater treatment, chemical processing, food production and environmental protection.
The successful commissioning and stable operation of this domestic mining slurry concentration project further validates GN Separation’s strong capability in delivering customized, high-reliability separation solutions for complex and demanding industrial scenarios. Driven by sustained R&D investment, advanced manufacturing capabilities and stringent quality control systems, GN Separation remains committed to developing high-efficiency, cost-effective separation equipment, helping global clients enhance production efficiency, cut operational costs and achieve sustainable resource recycling and utilization.