GN Separation is thrilled to announce the timely and successful delivery of four sets of Mini Decanter Centrifuges to a European client. These centrifuges are intended for solids-liquid separation in the context of mineral exploration mud treatment, representing another significant achievement for GN in providing compact yet highly efficient separation solutions to the global market.
Product Features and Benefits
GN's Mini Decanter Centrifuge is tailored for small-scale and pilot-scale operations, while still retaining the core benefits of full-sized decanter centrifuges. Leveraging high-speed centrifugal force, this equipment can continuously separate fine solids from drilling mud. This process reduces the solids content in the liquid phase, enabling the reuse or further treatment of the clarified fluid. Additionally, the separated solids become easier to handle, transport, or dispose of, thereby greatly enhancing overall site efficiency.
For this particular project, the four centrifuge units were delivered as compact and modular packages. This design facilitates easy transportation, installation, and integration into the customer's existing process flow. The skid-mounted construction minimizes the need for on-site civil engineering work, making the system ideal for temporary or mobile exploration sites. Despite their compact size, these units are engineered to deliver stable performance, low vibration, and reliable operation even under continuous duty conditions.
Another notable advantage of GN's mini decanter centrifuges is their operational flexibility. The adjustable bowl speed and differential speed enable the equipment to adapt to variations in slurry density, particle size distribution, and flow rate—common issues encountered in exploration drilling mud treatment. The robust mechanical design, coupled with the use of wear-resistant materials for critical components, ensures a long service life and reduces maintenance requirements.
Project Execution and Quality Assurance
Throughout the project, GN's technical and project teams collaborated closely with the customer to gain a thorough understanding of the application requirements and operating conditions. Based on this information, the equipment configuration was optimized to ensure reliable separation performance while maintaining energy efficiency. Before shipment, all units underwent rigorous inspection and test runs to verify their mechanical integrity and operational stability.
Broader Implications and Future Commitments
The successful delivery of these four mini decanter centrifuges to Europe further underscores GN Solids Control's ability to provide customized solids control and separation solutions across a diverse range of industries, including mining, exploration drilling, environmental protection, and industrial wastewater treatment. As the global demand for compact, efficient, and environmentally friendly separation technologies continues to rise, GN remains dedicated to continuous innovation and customer-centric engineering.
Looking ahead, GN Separation is committed to supporting customers worldwide with reliable equipment, professional technical assistance, and proven solutions for solids-liquid separation challenges in both large-scale and specialized applications.
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Published: 18 January 2026
GN Separation is pleased to announce that four mini decanter centrifuges have been shipped to Europe for solid-liquid separation in mineral exploration mud applications. These decanter centrifuges will play a key role in efficiently separating solids from drilling mud, helping exploration companies improve fluid recovery and reduce environmental impact.
Decanter Centrifuge Overview
The full name of the decanter centrifuge is the decanter centrifuge, a widely used piece of equipment in industrial solid-liquid separation. Depending on material characteristics in different industries, GN decanter centrifuges are available in dewatering, separation, and clarifying types.
With advanced centripetal pump technology, GN decanter centrifuges can also perform three-phase separation of solids and two immiscible liquids, providing flexible solutions for various applications.
GN Decanter Centrifuge Series
| Series/Type | Beach Angle | Applicable Material Features |
|---|---|---|
| T Series Dewatering Type | 8.5° | Designed to remove liquid from solid-phase materials. Suitable for large particle sizes, high density differences, low viscosity, high concentration, and high treatment capacity. Materials like sludge or wastewater containing fine particles may require flocculants to condense fine particles before dewatering. |
| Y Series Separation Type | 15° | Combines the advantages of T and C series. Designed for high clarity in liquid and dryness in solids. Ideal for soft materials, small particles, small solid-liquid density differences, large viscosity, and low concentration. |
| C Series Clarifying Type | 20° | Used for difficult-to-separate materials with small particles, small density differences, moderate viscosity and concentration, requiring high clarity of the liquid. |
| LWS Series 3-Phase Type | According to material | Designed for solid-liquid-liquid separation. Solids must be heavier than liquids, and the two liquid phases must be immiscible with different densities. |
GN Decanter Centrifuge Features
As a leading manufacturer, GN Separation emphasizes product quality and long-term user benefits:
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Material Selection: High-quality centrifugal cast or forged stainless steel is used for the bowl and screw. Wear parts are protected with hard alloy.
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Precision Machining: CNC lathes, CNC centers, and CNC gantry milling machines ensure accurate machining of all centrifuge components.
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Dynamic Balance: In addition to low- and medium-speed balancing, GN applies high-speed dynamic balancing at actual operating speeds for optimal performance.
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Global Reach: GN decanter centrifuges are exported to over 60 countries and regions and receive high praise from customers worldwide.
With these four mini decanter centrifuges now in Europe, GN continues to support the exploration industry with reliable, efficient, and durable solid-liquid separation solutions.
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Published: 16 January 2026
GN Separation announced the completion of the delivery and commissioning of a comprehensive vibrating screen system for a domestic iron mine. This initiative is designed to bolster the customer's efforts to enhance mineral processing efficiency and comply with the increasingly rigorous demands of the industry. The system comprises one Large Linear Vibrating Screen (GNLSP3073) and four 5-Deck Stack Vibrating Screens (GND5Z1014), offering an integrated solution tailored to various stages of the beneficiation process.
The iron ore mining and processing sector has encountered numerous hurdles in recent years, including dwindling ore grades, elevated product quality standards, and intensified scrutiny on energy usage and environmental impact. Consequently, the deployment of efficient screening and classification equipment has emerged as a pivotal element in optimizing process workflows, ensuring stable downstream separation, and minimizing overall operational expenses. GN Separation has responded to these challenges by providing a blend of high-capacity linear screening and precision fine screening equipment, addressing both throughput and accuracy needs based on the customer's specific site conditions and process objectives.
The GN Large Linear Vibrating Screen (GNLSP3073) is a robust piece of machinery, featuring a box-type vibration exciter, screen box, vibration damping springs, support structure, and driving mechanism. Its linear vibration path guarantees consistent material flow and effective separation across the entire screen surface. The screen can be positioned horizontally or at an angle to suit process requirements. In this iron mine project, the large linear vibrating screen is primarily utilized for wet classification, dewatering, and associated process steps, facilitating the removal of surplus water and oversized particles prior to downstream beneficiation. This versatile equipment finds applications not only in mineral processing but also in coal preparation, gravel aggregate production, construction materials, and the chemical industry. GN Separation offers customization options, including single-layer or double-layer screen surface configurations and tailored screen dimensions, to meet diverse customer needs.
To further enhance fine material classification efficiency, GN Separation supplied four GND5Z1014 5-Deck Stack Vibrating Screens. These screens, developed in-house by GN, are particularly well-suited for wet screening, classification, and dewatering of fine-grained materials. Depending on on-site requirements, they can be equipped with 2 to 5 screen decks, enabling multiple particle size separations within a compact footprint. The GN Stack Vibrating Screen employs a distinctive vibration mode, powered by a single vibration source with dual vibration motors. Leveraging the principle of two-degree-of-freedom resonance, the machine achieves linear vibration, merging energy efficiency with superior screening performance.
The advanced design of the GN Stack Vibrating Screen ensures high screening efficiency, substantial processing capacity, a straightforward structure, and stable, reliable operation. It is widely regarded as a cutting-edge solution in the realm of fine particle screening. The equipment is outfitted with polyurethane screen mesh, which significantly reduces maintenance frequency and operational costs for the mine.
The successful implementation of GN vibrating screens in this domestic iron mine project underscores GN Separation's technical prowess and extensive practical experience in the field of mineral processing equipment. GN Separation remains committed to technological innovation and the development of customized solutions, providing dependable screening and separation equipment to support the sustainable growth of the mining and processing industry.
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Published: 09 January 2026
As wastewater treatment requirements continue to increase worldwide, reliable and adaptable sludge dewatering equipment has become an essential part of both municipal and industrial treatment plants. GN Separation provides the GN T Series Sewage Treatment Decanter Centrifuge, designed specifically for sludge dewatering and thickening applications under a wide range of operating conditions.
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Published: 04 January 2026
GN Separation recently delivered a sewage treatment decanter centrifuge to an overseas client, providing crucial support for a municipal and environmental protection project focused on wastewater sludge dewatering. This equipment is tailored to enhance the customer's sludge handling efficiency, while also meeting increasingly strict environmental management standards.
As urbanization and industrial activities continue to expand, wastewater treatment plants are confronted with mounting challenges, including rising sludge volumes, escalating disposal costs, and the need for strict environmental compliance. Sludge dewatering is a vital step in wastewater treatment, as it reduces sludge volume, simplifies transportation and disposal, and promotes more sustainable plant operations. In this project, the GN decanter centrifuge serves as a key component for sludge dewatering following biological and physical-chemical treatment phases.
The GN sewage treatment decanter centrifuge provided is designed for reliable performance under the diverse sludge conditions commonly encountered in wastewater treatment facilities. Featuring a horizontal decanter centrifuge configuration, it enables continuous solid-liquid separation and ensures consistent dewatering results. By utilizing centrifugal force, the equipment effectively separates solid particles from the liquid phase, generating a dewatered sludge cake ready for further processing and a clarified centrate that can be recirculated into the treatment system.
To align with the customer's operational preferences and process demands, the decanter centrifuge is fitted with a VFD (Variable Frequency Drive) control system. This allows operators to precisely adjust bowl speed and differential speed, optimizing separation performance according to sludge properties such as solids concentration and viscosity. Such flexibility enhances adaptability during routine operations and seasonal variations, while also promoting energy efficiency across different working scenarios.
Environmental sustainability was a key consideration throughout the equipment design and selection process. By facilitating efficient sludge volume reduction, the decanter centrifuge helps minimize the environmental impact associated with sludge transportation and disposal. Lower sludge volumes translate to reduced hauling frequency and disposal needs, which is particularly important as environmental regulations and sustainability expectations become more stringent in many regions.
Moreover, the decanter centrifuge is built with durability and ease of maintenance in mind. Its key components are carefully selected to withstand the demands of wastewater sludge applications, ensuring long-term reliability and straightforward upkeep. This approach enables customers to maintain consistent plant performance while managing lifecycle costs more effectively.
This overseas project underscores GN Separation's continued commitment to the environmental protection and wastewater treatment sectors. By supplying sludge dewatering equipment solutions, GN Separation collaborates with global clients to tackle real-world challenges in wastewater management. Leveraging technical expertise, adaptable equipment configurations, and responsive project support, GN Separation strives to contribute to wastewater treatment initiatives that prioritize efficiency, environmental stewardship, and operational dependability.
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Published: 03 January 2026
In response to growing demand for efficient and cost‑effective sludge handling solutions across industrial and municipal sectors in South America, GN Separation has delivered a tailored Sludge Dewatering Screw Press Package designed to meet rigorous performance and environmental requirements. This solution exemplifies GN’s commitment to providing reliable, automated dewatering systems that reduce sludge volume and improve downstream handling.
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Published: 26 December 2025