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Join GN Separation at bauma CHINA 2026 in Shanghai

We’re thrilled to welcome all industry peers, customers, distributors and contractors to meet GN Separation at bauma CHINA 2026, taking place November 24‑27 at the Shanghai New International Expo Centre. Come and visit us at Booth E6.559 to explore our latest equipment and integrated solutions across three core business segments.

2026.10.14 bauma 1

GN Separation: Mining Vibrating Screens

GN Separation will present our complete portfolio of mining vibrating screens, purpose‑built for screening and classification within mineral processing operations. Engineered to withstand harsh site conditions, our screen equipment sorts materials by particle size and streamlines material handling workflows. Customizable configurations are available to match diverse material properties, throughput targets and on‑site project requirements.

2026.10.14 bauma 2

GN Solids Control: Trenchless Construction Mud Treatment Systems

From GN Solids Control, we will feature advanced mud treatment solutions tailored for trenchless projects including horizontal directional drilling (HDD). The integrated solids‑control equipment efficiently removes undesirable solids from drilling fluid, enabling fluid recycling, stable drilling performance and optimized mud management. These solutions deliver tangible value for HDD operators, equipment rental firms and engineering contractors looking to boost drilling fluid treatment efficiency.

GN Smart Control: Dredging Robots

GN Smart Control will display our dredging robot series for sediment removal and sludge recovery. Suited for tanks, ponds, lagoons and various industrial sites, robotic dredging serves as a practical alternative to traditional cleaning and dredging work. It helps raise operational efficiency while limiting personnel exposure to hazardous working environments. Our team is ready to review your site conditions and discuss applicable robotic solutions for your projects.

2026.10.14 bauma 3

We are eager to connect with global visitors at bauma CHINA 2026. Stop by our booth for hands‑on product introductions, technical exchanges and conversations about potential cooperation.

Whether your interests lie in mining screening machinery, trenchless construction mud treatment or automated dredging robots, our specialists are on‑site to talk through your project challenges and requirements.

Event Information

  • Exhibition: bauma CHINA 2026
  • Dates: November 24‑27, 2026
  • Venue: Shanghai New International Expo Centre, Shanghai, China
  • GN Booth: E6.559

We look forward to seeing you in Shanghai!

2026.10.14 bauma 4

GN Separation Will Attend WETEX 2026 in Dubai

GN Separation is officially set to participate in the 28th WETEX (Water, Energy, Technology and Environment Exhibition), the premier environmental and sustainable technology event in the Middle East. Scheduled to take place from October 20 to 22, 2026, at the Dubai World Trade Centre (DWTC), the exhibition will gather global manufacturers, tech providers, engineering firms, project operators and industry experts to exchange innovative technologies and sustainable environmental solutions.
As a flagship industry platform in the Middle East region, WETEX focuses on water treatment, wastewater management, resource recycling and ecological environmental protection, creating vital opportunities for enterprises to showcase cutting-edge technologies, connect with global partners and deliver practical, high-efficiency environmental governance solutions.

Showcasing Core Separation & Sludge Treatment Equipment

At Booth 4F07 (Hall 4), GN Separation will display its mature, high-performance separation and solids handling equipment tailored for industrial and environmental scenarios, covering the full process of solid-liquid separation, sludge dewatering and material conveying. Our showcased product lineup includes decanter centrifuges, sludge dewatering screw presses, screw pumps and vacuum pumps.
WETEX 2026 | October 20–22, Dubai World Trade Centre | Hall 4, Booth 4F07
GN decanter centrifuges support continuous and automated solid-liquid separation, widely applied in municipal and industrial wastewater treatment, sludge reduction, oil sludge disposal, mineral processing and other core scenarios, delivering stable and high-efficiency treatment results for complex water quality and material conditions.
Our sludge dewatering screw presses feature compact structure, low energy consumption and low maintenance costs, enabling continuous, stable sludge dewatering operation. They are ideal projects that require long-term stable operation, energy conservation and simplified daily maintenance.
Complementing the separation equipment, GN screw pumps and vacuum sludge pumps are professionally designed for high-solid, poor-fluidity and difficult-to-transport sludge materials, solving common pumping challenges in environmental treatment projects and ensuring smooth project operation.

Localized MENA Services by GN Solids MENA

To better serve Middle Eastern clients, GN Group has established a localized subsidiary — GN Solids MENA, based in Jebel Ali, Dubai. Benefiting from superior local logistics and transportation advantages, the Dubai-based professional team provides one-stop localized services including product selection consultation, technical scheme optimization, on-site commissioning, fault troubleshooting and remote technical support.
With localized personnel and service mechanisms, GN can quickly respond to project demands across the Middle East, deliver timely and professional engineering services and after-sales support, and effectively guarantee the stable operation of customer equipment throughout the entire project cycle.

Integrated Chemical Solutions from GN New Chem

Beyond mechanical equipment, GN Group will also present professional chemical treatment solutions from GN New Chem at the exhibition, further enriching our full-chain environmental service capabilities. GN New Chem focuses on four core business segments: wastewater treatment chemicals, oil sludge treatment chemicals, drilling fluid chemicals and oil & gas production chemicals.
Different from single chemical product supply, GN New Chem adheres to customized service logic. We comprehensively evaluate project conditions including material composition, water quality indicators, equipment configuration, operating parameters and treatment targets, and formulate targeted, efficient and economical integrated chemical treatment programs for each project.

Full-Chain Environmental Solutions for MENA Market

The organic integration of GN Separation’s mechanical equipment technology, GN Solids MENA’s localized regional services and GN New Chem’s customized chemical solutions enables GN Group to deliver one-stop, full-process environmental governance solutions for wastewater treatment, sludge dewatering, oil sludge treatment and related industrial environmental projects.
From equipment supply and chemical scheme customization to on-site technical guidance and long-term after-sales operation support, we fully meet the diversified and personalized treatment needs of industrial and municipal environmental projects in the Middle East.

Join Us at WETEX 2026

We sincerely welcome global customers, project owners, engineering contractors, environmental service providers, distributors and industry practitioners to visit Hall 4, Booth 4F07 during WETEX 2026. Our professional technical and sales team will be on-site to discuss project technical difficulties, personalized solution customization and in-depth cooperation opportunities.
We look forward to meeting you in Dubai in October 2026, exploring innovative environmental technologies and win-win cooperation prospects for the Middle East market!
Exhibition Info Event:
WETEX 2026 (28th Edition)
Date: October 20–22, 2026
Venue: Dubai World Trade Centre (DWTC), UAE
Booth: Hall 4, Booth 4F07
2026.10.07 GN Solids MENA WETEX 2026

2 Sets of GNFG1440 High Frequency Fine Screen for Overseas Mining Company

GN Separation has recently fulfilled a successful equipment delivery, dispatching two sets of GNFG1440 high-frequency vibrating screens to an overseas mining client. The newly commissioned equipment will be officially put into the customer’s mineral processing system, providing professional and high-efficiency solutions for wet screening, fine particle classification and material dewatering. It will effectively streamline the client’s fine-grained ore processing procedures and boost overall production efficiency.
2026.09.30 High Frequency Fine Vibrating Screen

Advanced Resonance Vibration System for Stable Fine Screening

The GNFG series high-frequency fine vibrating screen stands out from conventional screening equipment with its innovative two-degree-of-freedom resonance principle. Powered by dual imported vibration motors as a unified vibration source, the entire machine delivers steady and consistent linear vibration. This sophisticated structural design enables uniform material flow on the screen surface, supports continuous high-frequency screening operation, and perfectly addresses common industry pain points such as fine material adhesion and screen clogging that plague traditional screening equipment.

Compact & Adjustable Structure for Versatile Onsite Adaptability

Engineered with practical onsite application in mind, the GNFG1440 vibrating screen combines a large effective screening area with a compact footprint. It achieves outstanding screening throughput without occupying excessive plant space, maximizing customers’ site space utilization. Equipped with an adjustable screen box angle, the equipment can be flexively calibrated according to different ore properties and production demands, adapting to diverse fine-grained material processing scenarios and realizing customized screening and classification effects.

High Throughput & Energy Efficiency for Continuous Industrial Operation

Featuring a exclusive high-frequency vibration mode, the machine accelerates rapid particle stratification and separation, greatly improving the accuracy and efficiency of wet screening and ore classification. Compared with traditional screening equipment of the same grade, it delivers larger single-unit processing capacity and more stable operational results. Meanwhile, the optimized vibration system minimizes redundant energy consumption, realizing energy-saving and low-cost operation. It is fully qualified for long-term, non-stop industrial mining production, helping clients cut operational costs while maintaining stable production output.
2026.09.30 Ore Classification Vibrating Screen

Durable Polyurethane Screen Mesh Lower Maintenance Costs

To tackle the problems of easy screen wear and frequent replacement in fine ore processing, we adopt high-performance polyurethane screen mesh for all GNFG series vibrating screens. Boasting a high opening rate and superior wear and impact resistance, the screen mesh maintains stable and efficient screening performance with low clogging risk in long-term operation. Under conventional working conditions, its average service life can exceed 6 months (varies with material characteristics and working environments), significantly reducing equipment downtime, screen replacement frequency and overall maintenance costs.

Robust & Low-Maintenance Design for Long-Term Stable Operation

Beyond excellent screening performance, the GNFG1440 ore classification vibrating screen features a simplified and robust mechanical structure with low failure rates. The humanized modular design facilitates daily inspection, routine maintenance and component replacement, greatly reducing later operational and maintenance pressure for mining enterprises. It is a highly reliable and cost-effective choice for fine-grained ore screening and dewatering projects.
This successful overseas delivery marks another solid step of GN Separation in the global mining equipment market. Adhering to the concept of high-efficiency fine processing, energy conservation and reliable performance, our high-frequency vibrating screens continue to deliver premium, tailored screening solutions for global mining customers, helping optimize mineral processing workflows and create greater commercial value for end users.

One Batch of Pneumatic Sludge Transfer Pumps Shipped to Overseas Customer

GN Separation has finished production and dispatched a batch of our Solids Vacuum Pumps to an overseas customer. These pneumatic‑powered units will take on tough sludge and challenging‑to‑process material transfer and recovery work under harsh site conditions.

2026.09.24 Solids Vacuum Pump

How the Pneumatic Vacuum Pump Handles Difficult Materials

Unlike conventional pumps, GN Solids Vacuum Pumps run entirely on compressed air. They generate vacuum pressure to suck in target materials, then switch to positive pressure to push collected media to your designated discharge point.

This unique suction‑and‑discharge cycle makes the pumps well‑suited for high‑solid‑content media, sticky viscous sludge, and other substances that flow poorly with standard pumping gear. Since there are no electric motors or electrical parts built into the pump body, they fit perfectly for sites where limiting electrical equipment is critical for safety, such as explosion‑prone zones.

Wide‑Ranging Real‑World Applications

GN Solids Vacuum Pumps support many material‑handling and site‑clean‑up tasks across industries. Common use‑cases include:

  • Thickener de‑sludging
  • Tunneling & TBM site operations
  • Sump and shaft cleaning
  • Tailings and ash pond maintenance
  • Digester and pond cleaning
  • Oil spill containment and transfer
  • Under‑belt spillage removal
  • Hazardous waste recovery
  • Drilling mud and cuttings transport
  • Mining slurry and waste transfer

The units excel at moving large‑volume sludge, muck, and slime that defeat ordinary pumping systems. Fully air‑driven construction brings great adaptability for remote, damp, dirty worksites and other demanding operating environments.

Pick the Right Pump for Your Project

Choosing the ideal sludge transfer pump requires reviewing your actual site parameters: material properties, solid fraction, required flow rate, suction lift, discharge distance, and installation layout. GN Separation can match you with properly sized pump models tailored to your process and transfer goals.

2026.09.24 Pneumatic Sludge Transfer Pump

This latest shipment reinforces GN Separation’s track record of delivering practical solids‑handling and sludge‑management solutions for global clients. Drawing on deep expertise in sludge transfer, dewatering, and solids‑control equipment, we keep supporting operators in wastewater treatment, tunneling, mining, oil & gas, general industry, and environmental remediation projects worldwide.

If you are sourcing pneumatic sludge transfer equipment for high‑solid, viscous or hard‑to‑pump materials, reach out to GN Separation. Our team will assess your working conditions and propose targeted equipment solutions for your operation.

GN 2 Phase Disc Separator Used for Seaweed Slurry Separation in Southeast Asia

GN Separation has recently completed the supply and deployment of a high-efficiency two-phase disc stack separator for a seaweed slurry separation project in Southeast Asia. This customized separation solution effectively solves the fine solid-liquid clarification challenge of seaweed slurry, helping the client achieve high-purity slurry purification and stable production operation.
2026.09.15 Seaweed slurry separation disc separator
In this Southeast Asian seaweed processing project, GN’s two-phase disc stack separator acts as the core clarification equipment for fine treatment of seaweed slurry. The device is professionally designed to intercept tiny solid particles in liquid materials and realize continuous discharge of clarified clean liquid. Equipped with a high-speed rotating bowl and precision disc stack structure, the separator delivers far stronger centrifugal separation force than traditional decanter centrifuges, making it the ideal equipment for high-standard liquid clarification scenarios.
Superior centrifugal G-force is the core advantage of GN disc stack separators. The equipment can reach a maximum centrifugal force of 12,000G, while the conventional decanter centrifuge only provides about 3,000G. The ultra-high G-force and stable high-speed operation enable the separator to efficiently capture micron-level suspended fine particles that are difficult to remove by conventional separation equipment, greatly improving the clarity and purification quality of treated seaweed slurry.
It is worth noting that two-phase disc stack separators are mainly oriented to fine particle separation working conditions, with strict adaptability requirements for feed materials. To ensure optimal separation performance, the solid content of the treated material is preferably controlled at 1% and shall not exceed 3% in conventional working conditions, and the material should be free of large-particle impurities.
For raw seaweed slurry with high solid content or mixed coarse particles, GN Separation adopts a two-stage combined separation process to guarantee treatment efficiency. The decanter centrifuge is used for primary pretreatment to remove large particulate impurities and reduce material solid load. Subsequently, the two-phase disc stack separator performs secondary fine clarification to achieve ultra-purification of the slurry. This graded treatment mode can flexibly adapt to different material characteristics and process requirements, maximizing separation accuracy and liquid purification effect.
Thanks to the flexible and configurable separation process, the customized solution not only significantly improves the clarity of seaweed slurry for the Southeast Asian client but also effectively stabilizes the entire downstream production process, reducing equipment failure risks and production costs caused by unqualified slurry purification.
In addition to seaweed slurry processing, GN two-phase disc stack separators have been widely applied in multiple industrial fields, including vegetable oil purification, biopharmaceutical processing, dairy and beverage production, biofuel refining, and marine oil clarification. According to different material properties, processing capacity and separation precision requirements, we can provide personalized equipment selection and scheme configuration services to meet diversified fine separation demands of various industries.
2026.09.15 Two phase disc stack separator
The successful implementation of the Southeast Asian seaweed slurry project fully verifies the reliable performance of GN’s high-G-force disc stack separation equipment in fine liquid clarification scenarios. Focusing on the refined demand of industrial separation, GN Separation relies on mature centrifugal separation technology and customized process design capabilities, combining targeted pretreatment systems and high-efficiency fine clarification equipment. We continue to deliver stable, energy-saving and high-quality separation solutions for global customers in food processing, environmental protection, industrial manufacturing and bio-processing fields.

GN 5-Deck Stack Vibrating Screen for Overseas Customer

GN Separation, a professional vibrating screen manufacturer, has just shipped a custom 5-deck stack vibrating screen to an overseas customer. The unit brings a high-efficiency, space-saving screening solution to their demanding solids processing operations. Built for rigorous industrial duty, this multi-layer machine tackles three common pain points at once: limited site space, high throughput demands, and precise material classification.
2026.09.09 High Frequency Stack Vibrating Screen
The screen box is driven by a mature dual-motor self-synchronization principle, delivering stable, consistent linear motion across the entire assembly. The result is steady, continuous screening even under long-term industrial load. Unlike traditional single-layer vibrating screens that need multiple machines to complete multi-stage classification, this 5-deck design folds every screening stage into one compact unit. It expands the total screening area, lifts processing capacity dramatically, and occupies minimal floor space — a clear win for factories working within tight layouts.
Energy efficiency and low maintenance sit at the heart of the stack vibrating screen series. The upgraded vibration system cuts power consumption and dynamic load during operation, supporting energy-saving, high-yield production. Premium polyurethane screen panels add another layer of value: they offer excellent elasticity and wear resistance, and help prevent material blinding and screen blockage in fine powder and particle screening.
Configuration flexibility is built in. Each single-layer screen box can hold two to three panels, so the machine adapts easily to different separation requirements. All panels are secured with pull-bolt components, which makes disassembly, replacement, and routine maintenance quick and simple. That user-friendly design shortens equipment downtime and keeps later-stage maintenance costs low.
Durability is never an afterthought for overseas deployment. Every unit receives professional sandblasting followed by heavy-duty anti-corrosion coating to resist oxidation and corrosion. Material contact surfaces get an extra layer of high-performance polyurea resin that withstands abrasion and chemical erosion, extending service life even in harsh environments.
At the core, the vibration system pairs with internationally recognized Martin or OLI vibration motors. Their proven reliability and long trouble-free running time combine with the equipment’s robust integral structure to support 24-hour continuous operation — meeting the high-intensity demands of mining, industrial processing, and environmental treatment alike.
This delivery reflects how GN Separation approaches every project as a professional screening equipment supplier. We never force a one-size-fits-all solution. Instead, we study each customer’s material characteristics, capacity requirements, separation standards, and site conditions, then configure the most suitable layer structure, screen mesh specification, and surface protection scheme.
2026.09.09 Stack Sizer Vibrating Screen
With a compact footprint, high screening efficiency, large processing capacity, energy saving, and low maintenance, the GN stack vibrating screen has become a preferred choice for fine-grained material screening worldwide. Looking ahead, GN Separation will keep advancing solid-liquid separation and screening technology — delivering reliable, efficient, customized industrial solutions to clients across mining, environmental protection, and industrial manufacturing.

GN Sludge Dewatering Centrifuge Package for Overseas WWTP

GN Separation, a professional provider of solid-liquid separation equipment and customized process solutions, has successfully delivered a complete integrated sludge dewatering system for an overseas municipal wastewater treatment plant. The turnkey package combines a 14-inch high-speed decanter centrifuge and a matched chemical dosing unit, enabling efficient fine solid separation and continuous sludge dewatering for the client’s wastewater treatment workflows.
2026.09.03 Wastewater Decanter Centrifuge
Sludge treatment and reduction are core challenges for modern wastewater plants. Conventional mechanical separation equipment struggles to capture ultra-fine particles, resulting in low dewatering efficiency, high sludge moisture content and large residual sludge volume. To solve these pain points, GN adopts a mature dual-process solution integrating chemical conditioning and high-speed centrifugal separation, achieving full-process efficient sludge treatment.
The supporting GN chemical dosing unit serves as the key pre-treatment facility of the entire system. Featuring compact structure, small footprint, corrosion resistance and low energy consumption, the equipment supports automatic stirring, dissolving and storage of flocculants. With precise pump dosing configuration, it can stably inject quantitatively prepared potions into sludge streams, rapidly aggregating scattered fine particles into dense and large flocs, laying a solid foundation for subsequent high-precision separation. According to on-site water quality and processing capacity requirements, GN can customize dosing capacity, tank configuration and operating parameters to adapt to diverse working conditions.
The core equipment of the package — GN 14-inch T-series dewatering decanter centrifuge, is professionally optimized for continuous sludge dewatering scenarios. Adopting a scientific 8.5° beach angle design and high-precision manufacturing technology, the centrifuge features stable operation, strong processing capacity and excellent dewatering performance. Relying on powerful high centrifugal force, it can efficiently separate conditioned sludge into dry sludge cake and clear recycled liquid, effectively reducing sludge volume and lowering subsequent transportation and disposal costs. In addition, the equipment is equipped with a complete intelligent monitoring and automatic protection system, which can realize real-time parameter monitoring and fault early warning, ensuring long-term safe and stable operation on site.
Different from single equipment supply, GN’s integrated solution realizes the optimal matching of chemical dosing and centrifugal dewatering processes. The overall system layout and equipment configuration can be flexibly adjusted according to the client’s existing process flow and on-site installation space. This integrated design greatly simplifies equipment installation, commissioning and daily operation and maintenance work, while ensuring efficient linkage of the whole treatment process.
With rich practical experience in global wastewater treatment and solid-liquid separation fields, GN Separation has been committed to providing customized, efficient and energy-saving turnkey solutions for municipal sewage, industrial wastewater and sludge management projects. The successful delivery of this overseas project further verifies the superior performance of GN’s integrated sludge dewatering system and consolidates the company’s market layout in the global environmental protection industry.
2026.09.03 Water treatment chemical dosing unit
Moving forward, GN Separation will continue to leverage its technical advantages in separation equipment, continuously optimize product performance and process solutions, and provide reliable, sustainable environmental protection equipment and services for global customers.

GN Synergistic Frequency Vibrating Screen for Iron Ore Fine Separation

The GN Synergistic Frequency Vibrating Screen is a proprietary screening solution engineered by GN Separation, purpose‑built for high‑efficiency screening, classification and separation of fine‑grained materials. By combining linear vibration with partial electromagnetic vibration frequencies, this screen adopts an innovative synergistic vibration principle to elevate fine‑particle screening performance, delivering a reliable processing alternative for mineral‑processing applications such as iron ore beneficiation.

2026.08.20 Iron ore classification vibrating screen

Fine separation constitutes a critical stage in iron ore processing, as it directly determines final concentrate quality and overall resource recovery rates. Traditional vibrating screens often run into operational obstacles when handling fine, hard‑to‑screen materials, most notably screen mesh blinding and diminished screening throughput. The GN Synergistic Frequency Vibrating Screen addresses these long‑standing pain points through the combined effect of motor‑driven linear vibration and electromagnetic excitation.

Designed around dual‑frequency collaboration, the equipment operates with two independent vibration sources working in tandem. Its motor drives the screen deck to produce steady, continuous linear vibration. Meanwhile, the electromagnetic excitation system acts directly upon the screen mesh to generate high‑frequency micro‑oscillation. Operators can fine‑tune electromagnetic vibration amplitude by adjusting electric current, making it easy to adapt to varying material properties and real‑world site requirements.

This composite dual‑vibration mechanism keeps the screen mesh actively agitated throughout operation, drastically improving fine‑particle separation efficiency. Furthermore, high‑frequency electromagnetic vibration curtails material buildup on mesh surfaces and minimizes clogging, bringing about an effective self‑cleaning function. This advantage is particularly prominent when processing fine‑grained iron ore and other mesh‑blinding‑prone feed materials.

2026.08.20 Synergistic frequency vibrating screen

Versatile by design, the GN Synergistic Frequency Vibrating Screen features simple operation, stable running conditions and outstanding screening efficiency. Its scope of application extends well beyond iron ore, covering coal preparation, metallurgical mineral processing, chemical production, ceramics manufacturing and other fine‑material separation scenarios.

For iron ore processing plants, this synergistic‑frequency vibrating screen offers a practical solution for fine screening and particle classification. Its distinctive dual‑frequency technology draws on the strengths of both linear vibration and electromagnetic excitation. It helps processing facilities sustain consistent screening output while extending screen mesh service life and improving mesh utilization efficiency.

GN Separation keeps investing in cutting‑edge screening technology development to meet the growing industry demand for high‑efficiency, precision mineral processing. The GN Synergistic Frequency Vibrating Screen marks meaningful progress within fine‑material screening technology, equipping customers with a dependable, high‑performance option for iron ore fine separation and other complex screening challenges.

A Batch of GNSP20B Solids Vacuum Pumps Ready for Shipment

GN Separation is delighted to announce that a batch of GNSP-20B Solids Vacuum Pumps has finished production and is fully prepared for shipment to an international customer. This shipment fully demonstrates GN Separation’s consistent dedication to providing durable, high-performance solids transfer solutions tailored to harsh and complex industrial working conditions.
2026.08.20 Solids Vacuum Pump
Featuring a compact structure, rugged build and outstanding operating efficiency, the GNSP-20B Solids Vacuum Pump creates a maximum vacuum of 25 inHg for material suction and is capable of conveying various media over a distance of over 500 meters, depending on material characteristics and on-site system configuration. Adopting a full pneumatic driving design, the pump requires no electric power, enabling safe, stable and flexible operation in a wide range of complex industrial environments, especially in explosion-proof scenarios.
GN Solids Vacuum Pumps are available in three standard models with throughput capacities of 10 m³/h, 20 m³/h and 40 m³/h, allowing customers to choose the most suitable equipment according to their actual transfer throughput demands. For large-scale projects requiring higher processing capacity or centralized material transfer, GN Separation can also customize skid-mounted combined pump units. The integrated system combines multiple vacuum pumps and supporting auxiliary parts into a single compact turnkey unit, saving installation space and simplifying on-site operation and maintenance.
Benefiting from excellent multi-media handling capacity, GN series solids vacuum pumps are applicable to diverse industries and working scenarios. Their typical applications include thickener desilting and desludging, tunneling and TBM construction operations, sump and shaft cleaning, tailings and ash pond remediation, digester and lagoon sludge cleaning, oil spill collection and transfer, as well as conveyor belt bottom spillage cleanup. Additionally, the pumps are widely used for hazardous waste recovery, drilling mud and cuttings transfer, mining slurry and waste residue conveyance, and large-volume sludge and slime treatment.
A prominent advantage of GN Solids Vacuum Pumps is their strong adaptability to difficult-to-handle materials that cannot be effectively conveyed by traditional pumping equipment. Equipped with vacuum suction feeding and compressed air positive pressure discharging technology, the pumps perfectly handle high-solid-content sludge, abrasive slurries, sediment and various accumulated wastes, providing a reliable and efficient solution for complex solids transfer challenges.
The successful completion of this batch of GNSP-20B pumps verifies GN Separation’s mature manufacturing technology and strict full-process quality control system. Every piece of equipment undergoes comprehensive and rigorous pre-shipment inspection to ensure all technical indicators and operational performance fully meet international industry standards and customer requirements.
GN Separation has long been committed to developing practical, efficient solids handling and separation technologies for global customers. With the advantages of compact design, powerful transfer capacity and wide application adaptability, the GNSP-20B Solids Vacuum Pump serves as an ideal solution for various tough solids and sludge transfer tasks.
2026.08.20 Air Driving Sludge Transfer Pump
Moving forward, GN Separation will continue to empower global partners with high-quality vacuum loading and solids transfer equipment, delivering reliable equipment and professional solutions for mining, tunneling, wastewater treatment, oil and gas, environmental remediation and other heavy-duty industrial fields.

Sludge Dewatering Screw Press Package Ready for Shippment to Europe Client

GN Separation has successfully completed the manufacturing, assembly and factory inspection of a full-set sludge dewatering integrated package tailored for a European client. Composed of a GNDL303 screw press sludge dewatering machine and a GNSJY3000 chemical dosing system, the complete equipment package has passed all production and quality tests and is fully ready for delivery to the client’s overseas project site. Adopting a highly integrated design, the solution delivers compact layout, full automation and stable operational reliability, supporting continuous sludge conditioning, thickening and dewatering for wastewater treatment processes.
2026.08.13 Sludge Dewatering Screw Press Unit

Sludge Dewatering Screw Press Unit (GNDL303)

The GNDL303 sludge dewatering screw press is a cost-effective, eco-friendly mechanical dewatering solution applicable to diverse types of sludge in municipal and industrial wastewater treatment. It adopts advanced screw extrusion technology to realize uninterrupted solid-liquid separation. During formal operation, the rotating screw propels sludge forward continuously. Along with the gradual change of internal cavity geometry, the sludge is subjected to progressive compression. The synergistic effect of increasing extrusion pressure and precise gaps between fixed and floating ring plates enables efficient water separation from sludge mass while fully intercepting solid particles. This innovative working principle realizes one-stop continuous sludge thickening and dewatering with minimal operational complexity.
To optimize dewatering efficiency, sludge is conditioned with polymeric flocculants before entering the screw press, which promotes dense and stable floc formation and facilitates internal water release from sludge structures. To match the overall operational requirements of the project, GN Separation equips this turnkey package with the self-developed GNSJY3000 chemical dosing unit, ensuring accurate, stable and automatic preparation and dosing of sludge conditioning agents.

Wastewater Flocculation Dosing Unit (GNSJY3000)

The GNSJY3000 dry powder chemical dosing system is a specialized automatic unit for polymer solution proportioning, maturation and storage. The entire equipment body is made of premium stainless steel for corrosion resistance and long service life, with a modular structural design that independently completes chemical proportioning, stirring, maturation and storage. In operation, dry polymer powder and water are accurately proportioned and fully mixed in the preparation module, followed by sufficient stirring to form a uniform preliminary solution. The solution is then transferred to the maturation zone for full curing to ensure stable flocculation activity. After maturation, the qualified polymer solution is stored in the dedicated tank and continuously and quantitatively delivered to the sludge conditioning unit via dosing pumps, maintaining consistent chemical concentration and stable sludge conditioning performance throughout the operation.
The integrated combination of GNDL303 screw press and GNSJY3000 dosing system forms a complete and systematic sludge dewatering solution. Equipped with a mature PLC automatic control system, the entire production process realizes intelligent management of core operating procedures, greatly reducing manual intervention, lowering labor costs and simplifying daily operation and equipment maintenance. Meanwhile, the compact integrated package design effectively saves floor space, simplifies cross-border transportation and on-site construction procedures. On-site installation only requires basic water, power and sludge pipeline connections, significantly improving project implementation efficiency.
Energy-saving and low-wear operation is another core advantage of the system. Different from traditional high-speed centrifugal dewatering equipment, the screw press runs at a low and stable rotation speed, which effectively cuts down overall energy consumption and reduces mechanical friction and wear, extending equipment service life while maintaining efficient and stable dewatering results. The separated filtrate can be recycled to the front-end wastewater treatment process or discharged up to standard, while the dewatered sludge with low moisture content can be continuously discharged for subsequent transportation, harmless disposal or resource utilization.
With all manufacturing processes and strict factory inspections fully completed, the integrated sludge dewatering package has entered the final shipment preparation stage for European delivery. GN Separation will provide full-process professional technical support for on-site installation, commissioning and trial operation to guarantee stable and standardized equipment operation for the client’s project.
2026.08.13 Wastewater Flocculation Dosing Unit
This overseas project once again verifies GN Separation’s strong R&D and manufacturing capabilities in customized integrated sludge treatment solutions. The turnkey package integrates mechanical dewatering, automatic chemical dosing and intelligent control technology, featuring compact structure, high efficiency and strong practicability. Relying on continuous technological iteration of solid-liquid separation equipment and rich international project delivery experience, GN Separation keeps dedicating to providing global clients with efficient, reliable and cost-effective sludge dewatering and management solutions for municipal sewage treatment, industrial wastewater treatment and various sludge disposal scenarios.