Category Archives: Screw press

GN Solids Mena Officially Opens New Office in Dubai to Enhance Local Sales and Technical Support

GN Solids Mena Trading FZE is pleased to announce the official opening of its new office in Dubai, United Arab Emirates. The new office marks another important milestone in GN’s global business development and further strengthens the company’s local sales, technical support, and customer service capabilities across the Middle East and North Africa （MENA）region.After completing the company registration in the UAE last year, GN Solids Mena has completed the preparation of its new office. Today, our sales engineers, technical support specialists, and customer service team have officially moved into the new office to provide faster and more efficient services for regional customers.

Providing Better Local Sales and Technical Support

The new Dubai office integrates product consultation, technical solution design, project discussions, customer meetings, equipment training, and after-sales support into one professional working environment.

With a local team based in Dubai, GN Solids Mena can communicate more efficiently with customers and provide timely technical assistance throughout project planning, equipment selection, commissioning, and operation.

Customers can receive professional support for GN’s complete range of solids control equipment, separation equipment, and customized processing solutions.

Strategic Location in Jebel Ali Free Zone

The office is located in JAFZA View 19, Jebel Ali Industrial Second, Dubai, one of the most important logistics and industrial centers in the Middle East.

The strategic location allows GN Solids Mena to provide faster responses for equipment inquiries, technical support, spare parts supply, and after-sales services throughout the UAE and neighboring countries.

Local sales engineers and technical experts are available to provide both on-site service and remote technical support according to customer requirements.

Complete Solids Control and Separation Solutions

GN Solids Mena supplies a wide range of equipment for solids control, drilling waste management, and industrial separation applications, including:

  • Decanter Centrifuges
  • Shale Shakers
  • Mud Cleaners
  • Desanders
  • Desilters
  • Vacuum Degassers
  • Solids Vacuum Pumps
  • Mud Recycling Systems
  • Drilling Waste Management Systems
  • Cuttings Dryers
  • Complete Solids Control Systems

These products are widely used in oil and gas drilling, HDD projects, tunneling, mining, environmental protection, industrial wastewater treatment, and oil sludge treatment.

With local technical support, GN Solids Mena can help customers select suitable equipment, optimize system performance, and improve project efficiency.

Expanding GN’s Global Service Network

The establishment of the Dubai office represents another important step in GN’s international development strategy.

Together with GN headquarters in China and overseas companies in the United States and Australia, GN Solids Mena continues to provide professional equipment, reliable engineering solutions, and localized technical support for customers worldwide.

GN will continue investing in local markets and improving customer services to better support the growing demand for solids control and separation equipment throughout the Middle East.

We sincerely appreciate the trust and support of our customers and partners.

GN Solids Mena warmly welcomes customers, distributors, and industry partners to visit our new office in Dubai. We look forward to working together and providing efficient solids control and separation solutions for your future projects.

GN will Show at IFAT Munich 2026 in Germany this May

GN Separation is pleased to announce its participation in IFAT Munich 2026, one of the world’s leading trade fairs for water, sewage, waste, and raw materials management. The event will take place from May 4 to May 7, 2026, at the Neue Messe München exhibition center in Munich, Germany. Continue reading →

Sewage Treatment Slant Plate Clarifier and Screw Press for Overseas Client

As environmental protection gains prominence globally, alongside a rising emphasis on water reuse and sustainable municipal infrastructure development, there’s a burgeoning worldwide demand for efficient and cost-effective sewage treatment solutions. Recently, our company successfully delivered a comprehensive sewage sludge treatment system to an overseas client. This system comprises a Slant Plate Clarifier, a Screw Press Dewatering Machine, and an integrated Chemical Dosing Unit, showcasing the growing international acceptance of compact and energy-efficient sludge treatment technologies.

In numerous municipal and industrial wastewater treatment facilities, front-end sludge concentration is pivotal for enhancing overall treatment efficiency. The Slant Plate Clarifier, also referred to as an inclined plate clarifier, serves as a widely adopted pre-concentration unit to elevate sludge concentration prior to dewatering. Compared to traditional settling tanks, slant plate clarifiers occupy a significantly smaller area while offering a much larger effective settling surface. This characteristic renders them especially suitable for overseas projects constrained by limited land availability or high civil construction expenses.

The Slant Plate Clarifier is a liquid-solid separation apparatus designed to boost sedimentation efficiency. When the flocculated sewage stream enters the clarifier’s inlet trough, it ascends between a series of inclined plates. Under the influence of gravity, solid particles settle onto the plate surfaces and slide down into the sludge collection hopper. Simultaneously, clarified effluent rises through orifice holes and exits from the unit’s top. This design substantially shortens the settling distance and enhances separation performance, even under fluctuating flow conditions.

From a market standpoint, slant plate clarifiers are gaining increasing favor in municipal sewage treatment, industrial wastewater pretreatment, and sludge thickening applications. They are more economical than decanter centrifuges, consume less energy, and are simpler to operate and maintain. These benefits make slant plate clarifiers an appealing option for developing markets and projects aiming to cut operational costs without sacrificing treatment efficiency.

The Dewatering Screw Press, as the central sludge dewatering equipment in this system, plays a crucial role in reducing sludge volume and achieving consistent dry solids content. Operating continuously at a low rotational speed, the screw press ensures low power consumption, minimal noise, and reliable long-term performance. Its clog-free design is particularly well-suited for sewage sludge with high organic content and variable characteristics, which are common challenges in overseas wastewater treatment projects.

To guarantee effective flocculation and stable dewatering performance, the system incorporates a Chemical Dosing Unit for flocculant preparation and dosing. This unit enables precise polymer solution preparation and controlled dosing, optimizing sludge conditioning before both thickening and dewatering stages. This integrated approach enhances sludge cake dryness and reduces overall chemical usage.

This overseas project exemplifies how the integration of a Slant Plate Clarifier, Screw Press, and Chemical Dosing Unit can create a compact, efficient, and cost-effective sewage sludge treatment solution. With the global demand for sustainable wastewater treatment on the rise, such integrated systems are poised to assume an increasingly significant role in municipal and industrial sewage treatment plants worldwide.

Sewage Treatment Slant Plate Clarifier and Screw Press for Overseas Client

With the increasing global emphasis on environmental protection, water reuse, and sustainable municipal infrastructure, efficient and cost-effective sewage treatment solutions are in strong demand worldwide. Recently, GN Separation successfully delivered a complete sewage sludge treatment system for an overseas client. The supplied package includes a Slant Plate Clarifier, Screw Press Dewatering Machine, and an integrated Chemical Dosing Unit, demonstrating the growing international recognition of compact and energy-efficient sludge treatment technologies. Continue reading →

Sludge Dewatering Screw Press Package for South America Client

GN Separation recently arranged for the shipment of a comprehensive sludge dewatering screw press package to a client in South America. This system has been meticulously crafted for sludge thickening and dewatering in wastewater treatment processes, with the primary goal of enhancing the client’s sludge management efficiency and overall operational effectiveness.

The package is mainly composed of a GN Screw Press GNDL202 and a Chemical Dosing Unit GNZJY1000, which together form a cohesive sludge dewatering solution. Responding to the specific demands of the project, GN Separation oversaw the system-level design, equipment fabrication, and factory inspection prior to dispatch. This approach underscores the company’s proficiency in delivering complete sludge dewatering systems, rather than merely individual components.

The GN screw press sludge dewatering machine is acknowledged as a cost-efficient and environmentally conscious choice for sludge dewatering, frequently utilized in both municipal and industrial wastewater treatment endeavors. It operates on the principle of screw extrusion dewatering. As the sludge is propelled forward by the screw shaft, the escalating internal pressure, created by the varying screw diameter and pitch, coupled with the narrow gaps between the fixed and floating rings, facilitates continuous solid-liquid separation at a relatively modest rotational speed.

In contrast to conventional high-speed dewatering equipment, screw press technology is often favored for scenarios that demand stable operation, reduced noise levels, and straightforward maintenance. Its design enables uninterrupted sludge thickening and dewatering in a single, continuous process, rendering it well-suited for prolonged operation amidst fluctuating sludge conditions.

The GNDL202 screw press supplied for this project integrates sludge thickening and dewatering capabilities within a compact framework. Its enclosed design aids in odor containment and fosters a cleaner working atmosphere. The equipment can be adjusted to accommodate diverse sludge characteristics, allowing operators to optimize performance during actual operation.

To guarantee effective flocculation, the system incorporates the GNZJY1000 chemical dosing unit, which handles polymer preparation, maturation, and dosing. Flocculation plays a pivotal role in sludge dewatering, influencing separation efficiency and the characteristics of the dewatered sludge cake. The dosing unit is designed to maintain a consistent polymer concentration and dosing rate, thereby bolstering process control and operational adaptability.

From a systemic perspective, the GN dewatering screw press package includes a fully automated control cabinet, a flocculation modulation unit, a sludge thickening and dewatering module, and a filtrate collection tank. Leveraging automatic control technology, the system can orchestrate flocculation, sludge thickening, and extrusion dewatering in a continuous and harmonized fashion. The separated filtrate can be gathered and either recirculated back into the treatment system or discharged, depending on the specific site requirements.

This project serves as a testament to GN Separation’s vast expertise in the design and manufacture of sludge dewatering systems. By amalgamating mechanical equipment, control systems, and process considerations, GN endeavors to provide practical and reliable solutions tailored to the unique needs of its customers. Prior to shipment, the system underwent a rigorous factory inspection to verify equipment condition and system integration.

The delivery to South America highlights GN Separation’s burgeoning presence in international markets, where the demand for efficient sludge treatment solutions is steadily increasing. Such systems are applicable in municipal wastewater treatment facilities, food and beverage processing plants, and other industrial sectors that generate biological or mixed sludge.

Looking ahead, GN Separation will persist in prioritizing system integration, product enhancement, and technical support for its global customer base. Through close collaboration with clients and partners, GN aims to further refine its sludge dewatering solutions to meet a broad spectrum of project requirements across various regions.

GN Separation will attend Global Water Expo this September in Riyadh, Saudi Arabia

As Saudi Arabia continues to emphasize sustainable water management and environmental conservation, the upcoming Global Water Expo in Riyadh, scheduled for September, is set to be a key platform for unveiling the latest innovations in water technology and treatment solutions. GN Separation is prepared to make a significant impact at this event by presenting its cutting-edge sludge dewatering equipment and comprehensive oily sludge treatment solutions.

Event Details:

  • Event Name:Global Water Expo
  • Date:24-26 September 2024
  • Location:Riyadh International Convention and Exhibition Center
  • Booth:3G66-3G68, Hall 3

Innovative Sludge Dewatering Solutions

GN Separation‘s presence at the Global Water Expo highlights its dedication to advancing sustainable practices in the water and wastewater treatment industry. The company will showcase its leading sludge dewatering technologies, including the Sludge dewatering decanter centrifuge and Screw Press, which are recognized for their high efficiency, automation, and minimal environmental impact. Additionally, GN will feature the Sludge Vacuum System, designed to ensure safe and efficient sludge transportation within treatment plants, reducing contamination risks and enhancing operational efficiency.

Tackling Oily Sludge Challenges

In response to the rising concern over oily sludge from the petroleum industry, GN Separation has developed a comprehensive oily sludge treatment system that integrates both physical and chemical processes. This system effectively reduces the oil content in sludge, transforming it into a more manageable and eco-friendly form, while also promoting the recovery of valuable resources such as oil and water for reuse.

Collaborating for a Sustainable Future

By showcasing these innovative technologies and solutions at the Global Water Expo, GN Separation aims to foster collaborations with industry leaders, policymakers, and researchers. The company is committed to working together with the global community to address the challenges of water scarcity and pollution through shared knowledge and joint efforts. GN eagerly anticipates meeting you at Global Water Expo 2024 and looks forward to our fruitful discussions and collaborations.