Main benefits
  • Long and trusted experience in all industrial segments
  • Excellent performance
  • Follows ISO 2858 and exceeds requirements of ISO 5199 standards.
  • Suitable for the most demanding industrial applications
  • Unique, patented and superior design features minimize life-cycle costs
  • Quick and easy installation, safe operation, easy maintenance and service
Main applications
  • Clean and lightly contaminated liquids
  • Viscous liquids
  • Fibrous slurries
  • Large solids containing liquids
  • Gas containing liquids and self-priming applications

Main design features
  • Versatile, reliable, high-efficiency hydraulics and material options
  • Innovative shaft sealing solutions for reliable operation and reduced costs
  • Innovative and reliable degassing and self-priming units
  • Reliable, simplified and heavy-duty bearing unit with a variety of different lubrication options
  • Modular design minimize the spare part inventory cost
Key characteristics
Capacities up to 11,000 m3/h / 48,400 USgpm
Heads up to 160 m / 525 ft
Pressures up to 16 / 25 bar, 230 / 360 psi, depending on material and size
Temperatures up to 180 °C / 356 °F
Discharge sizes from 32 mm / 1 ¼ in to 700 mm / 28 in
Maximum speed of rotation up to 3 600 rpm
Performance Range AHLSTAR A range centrifugal pumps have large and tight hydraulic coverage to satisfy the most demanding requirements of industrial applications.
Case studies and articles
  • AHLSTAR pump range ─ the reliable beast of burden for the process industry
    AHLSTAR end-suction single-stage centrifugal pumps are designed to work with all types of liquids also in demanding industrial applications such as the pulp, paper and board, biofuels, mining, metals, and fertilizers industries. AHLSTAR pumps stand for reliability, peak performance, high efficiency, and low operating costs. Read the whole article.

  • AHLSTAR pumps with maintenance-free dynamic seals
    The paper mill includes a conventional wastewater treatment plant which treats about 20'000 m³ per day of process effluents. At the output of the plant, about 30% of the discharge water is reintroduced into the mill circuit and the remaining 70% is returned to the Moselle river. Despite the increasing stringency on the quality of the discharge water, no environmental incident has occurred since the start-up of the plant.

  • Raízen selects Sulzer for next generation biofuel production
    Brazil’s largest producer of ethanol from sugarcane waste is embarking on a major wave of investment. With plans to build 20 second-generation processing facilities over the next seven years, Raízen has picked Sulzer as a key technology supplier. Read the whole article.

  • AHLSTAR and SNS pumps throughout corn ethanol process
    FS - Fueling Sustainability, located near Lucas do Rio Verde, Mato Grosso, is the first corn-only ethanol plant in Brazil. The production started in 2017 with an initial capacity of 250 million liters per year. The facility utilizes the latest process technologies from ICM, an innovative company headquartered in Colwich, KS, USA that has become a world leader in biorefining technologies and processes. In addition to bioethanol, some high-value coproducts such as corn oil as well as high-protein and high-fiber dried distiller’s grains are produced. The plant also generates electricity from the biomass, partly for internal use and the surplus for sale.

  • Sulzer pumps at the heart of the largest smolt facility in Norway
    Nordlaks is a Norwegian fully-integrated company that produces, processes and sells Atlantic salmon and rainbow trout worldwide. It has recently completed the building of a new smolt facility for fish up to 500 grams at Innhavet in Hamarøy municipality. This RAS (Recirculating Aquaculture System) fish farm is the biggest of its kind in Norway, with special focus on smolt welfare. The land-based facility has state-of-the-art equipment for optimal biosecurity and sustainability. At the heart of the RAS process, all recirculation pumps were supplied by Sulzer.

  • Sulzer pumps improve wastewater treatment in a sugar and bioethanol plant
    Tereos is the leading sugar and alcohol producer in the Czech Republic. The factory trusts Sulzer’s equipment for its demanding wastewater applications, like the XFP sewage pumps with Contrablock Plus impellers and Premium Efficiency IE3 motors.

  • Pumping equipment in phosphate fertilizer processes
    Pumps are at the heart of phosphate fertilizer production, and correct equipment selection that takes into consideration hydraulic design, materials of construction, application knowledge, duty point and maintenance regime are critical to achieving reliable long-term pumping operation and maximum plant production. Read the whole article.

  • Trusted partner for new wood-based processes
    Sulzer is a company with long and solid experience and proven expertise in several important customer segments. Pulp, board and paper processes and applications as well as new ones based on wood raw materials represent high-priority commitment and partnership areas for the business and product development organization. Read the whole article.

  • Driving up efficiency
    The adoption of electric vehicles across the world is increasing rapidly and this demand needs to be matched by the supply of batteries. As new processing plants and manufacturing facilities are constructed, it is important that they employ the latest in pumping technology to ensure optimum reliability and efficiency. Read the article.

  • Energy efficiency of pumping systems
    Pumping systems account for more than 20% of the world’s electrical energy demand, and in certain industrial plant operations they can be responsible for between 25% and 90% of the energy usage. Improving the energy efficiency of the pumping system will reduce production costs and support green credentials. Read the whole article.

  • Expert solutions for mining and quarrying
    The mining, quarrying and construction industries present some of the most challenging applications encountered by pumps. The range of process fluids handled varies quite significantly across these processes, ranging from clear water to heavy slurries and from alkaline, pH neutral to highly corrosive fluids. As well as having to deal with the process requirements, products must also be compliant with the environmental and legislative constraints in play across geographies. Read the whole article.

  • Pump solutions for mine water management
    Mines require water. At the same time, because many mine working areas are below the water table, the removal of water is a major challenge. Water is critical for every mine site – without water the mine could not operate. Pumps are, therefore, one of the most used machines in mines today. In this article we will review the concepts of mine water and mine water management as well as the most common pumping applications. Read the whole article.

  • Pumps in the circular economy
    Sulzer has a long history of supporting renewable power generation, plastic recycling and sustainable practices as a whole in all its operations in manufacturing and spare parts as well as services centers. Read the whole article

  • Sulzer cooperates with Metsä Group’s bioproduct mills in Kemi and Äänekoski
    Sulzer has thorough experience and a proven track record of reliable and energy-efficient pumping and mixing solutions and is the key equipment supplier for many recent pulp, paper and board mill projects globally. Also new applications and new technologies based on wood raw materials represent high-priority partnership areas. This development goes hand in hand with the company’s systematical aim to reduce its own environmental footprint. Read the whole article.

  • Supporting sustainable fuel production
    Sulzer is at the forefront of engineering excellence and quality, delivering best-in-class solutions to support companies in important growth industries, such as biobased, renewable energy production. Understanding precisely what customers need, as well as maintaining the highest standards in manufacturing and service has led to many significant project wins, not least the collaboration with Inpasa, Latin America’s largest producer of corn ethanol. By the end of 2022, this partnership is anticipated to have grown to the delivery of almost 1’000 pieces of equipment, including pumps, sealing systems, agitators and static mixers across three production plants in Brazil. Read the whole article.

  • AHLSTAR APT process pump range
    AHLSTAR APT end-suction single-stage centrifugal process pumps are used for demanding industrial applications to ensure process reliability, high efficiency and low operating costs. The pump exceeds the requirements of ISO 5199.

  • Case studies
    Wherever fluids are pumped, mixed, controlled or applied, we are there. See how our solutions create value for customers and learn how we can make your pumping and mixing processes more efficient and profitable, safeguarding your production and ensuring lasting reliability.

Media releases

Applications
  • Auxiliary services
    In each desalination plant there is a number of pumps providing auxiliary services at the different stages: filter backwash, membrane flushing, membrane cleaning, etc. Due to lower head and flow requirements, typically theses auxiliary services will require end suction, single stage pumps.

  • Bio-based process development
    Find and develop efficient process equipment for bio-based products in an agile way with Sulzer as your trusted partner.

  • Cellulose-based bioproducts
    Explore different ways cellulose-based bioproducts can be industrially processed. Sulzer employs and develops multiple application technologies for various feedstocks.

  • Chemical pulp fiber line
    Proven pumping, mixing and agitation solutions for your cooking, washing, screening, oxygen delignification, bleaching, and storage processes to ensure process reliability, high efficiency, and low operating costs.

  • Chemical recovery
    Sulzer’s extensive product portfolio is designed to meet the most demanding hydraulic coverage requirements in your evaporation, recovery boiler, and white liquor preparation processes.

  • Chemicals for Pulp Paper and Board
    Tailored designs, features and material selections to meet the most demanding pumping, mixing, and agitation challenges in the production and preparation of chemicals, tall oil production, and lignin processing.

  • Coating and finishing
    A wide selection of highly efficient and reliable pumps and agitators for your pigment handling and color coating processes.

  • Foam forming
    We provide advanced equipment for executing and developing sustainable foam forming applications for wood, pulp, textiles, and bio-based products.

  • Industrial water and effluent treatment
    Sulzer has a deep knowledge in wastewater treatment, and with our wide product portfolio we can now offer energy-efficient and reliable solutions for your water collection, neutralization, flocculation, sedimentation, cooling, aeration, sludge storage, digestion, and dewatering processes.

  • Mechanical pulp line
    Sulzer’s ideal product portfolio for challenging pumping, agitation, and mixing operations in refining, grinding, CTMP, screening, reject handling, and bleaching processes.

  • Microfibrillated cellulose
    We are actively involved in developing process equipment for microfibrillated cellulose. Our broad portfolio of industrial pumps, agitators, and mixers suit the specific needs of MFC.

  • Mine water management
    Sulzer offers a comprehensive portfolio of pumps and process equipment for abrasive and corrosive environments in mine water management applications.

  • Mining
    Whether on the surface or underground, the conditions in mines are harsh. Besides the mud, slurry, stones, and rocks, there are large volumes of water to remove in order to keep production moving. Our dewatering pumps are rugged and ready, taking on the toughest drainage and sludge removal.

  • Multi Effect Distillation MED
    Multi Effect Distillation (MED) process is based on iterative evaporation-condensation process in several stages under vacuum conditions, using residual steam from adjacent power plant as heating media for evaporation.

  • Municipal clean water supply and distribution
    Getting drinking water to all parts of a distribution network involves many challenges along the way. From the water treatment plant through pumping stations and beyond, Sulzer pumps lift and move the drinking water to bring it to its destination at sufficient flow and pressure.

  • Paper and board machine and systems
    Sulzer’s extensive product portfolio is designed to meet the most demanding hydraulic coverage requirements and for all types of liquids, making it ideal for challenging pumping, agitation, and mixing operations in stock preparation, PM approach system, broke system, white water system, vacuum system, condensate system, and shower water system processes.

  • Power plants
    Sulzer’s extensive product portfolio to maximize the performance and reliability of your solid organic fuel biomass power plant, solid industrial or municipal waste fuel biomass power plant, and liquid or gaseous organic fuel biomass power plant processes.

  • Pre-treatment
    Before reaching the RO Island, where specifically the desalination process will take place, raw water needs to be treated to ensure the required quality of the raw water to avoid fouling the RO membranes.

  • Product water transfer
    After post treatment, product water is pumped to the storage tanks or into the water distribution networks.

  • Pulp drying machine
    Increased hydraulic excellence for your approach, cleaning, drying machine, vacuum, broke, and white water system processes.

  • Recycled fiber line
    Energy-efficient products with low life cycle costs and a lighter environmental footprint for your pulping, screening & cleaning, flotation, washing, and bleaching processes.

  • RO-island HPP
    This is the heart of the SWRO Desalination process, where the desalination effect takes place. The Treated sea water is fed by means of the High Pressure pumps into the RO membranes, obtaining permeate or product water and high pressure brine rejection, whose high pressure energy is recovered by selected Energy Recovery Device.

  • RO-Island HPP 2nd pass
    This is the heart of the SWRO desalination process, where the desalination effect takes place. The treated sea water is fed by means of the high pressure pumps into the RO membranes, obtaining permeate or product water and high pressure brine rejection, whose high pressure energy is recovered by selected Energy Recovery Device.

  • Separation applications
    We are a forerunner in the development of mechanical separation applications for bio-based raw materials. Our solutions produce ingredients in a very pure form, suitable for further processing.

  • Test equipment rental
    Rental equipment for textile and bio-based process development initiatives either at customer facilities or Sulzer’s development center.

  • Water intake
    Raw water to be desalted, either sea water or brackish water will be taken from natural resource and pumped to pre-treatment stage. For sea water abstraction, different intake arrangements can be considered, which will define the pump type to be installed.

  • Water intake
    Water supply is vital for our daily life. To abstract the water at the source, be it the sea, river, lake or dam, water intake pumps are needed. Sulzer offers a range of pumps that are specially engineered for such applications.

  • Water supply
    Meeting today’s challenges and high requirements within water intake, sedimentation, sludge treatment, fine screening, and water distribution processes.

  • Wood yard
    Energy-efficient products with low life cycle costs and a lighter environmental footprint for your debarking, washing, chipping, screening, and bark and waste streams handling processes.
Industries
  • Pulp, paper and board
    Sulzer is the world leader in innovative, reliable, and proven pumping, agitation and mixing solutions for the pulp and paper industry. Our deep process and application knowledge is based on long-term close co-operation with the producers, machinery suppliers and engineering companies.

  • Water and wastewater
    Sulzer offers a broad range of pumps and related equipment for water production and transportation as well as wastewater collection and treatment for municipalities and industries. Our expertise also includes separation technologies, and services on rotating equipment.

  • Municipal clean water
    We provide reliable pumping solutions for various industrial water and wastewater treatment processes. Our technologies enable the removal of organics.

  • Industrial water treatment
    We provide reliable pumping solutions for various industrial water and wastewater treatment processes. Our technologies enable the removal of organics.

  • Food and beverage
    Food and beverage production relies on our pumping and mixing solutions. Special pumps and agitators have been developed for sugar, starch, and sweetener production. Separation equipment is often used in beverage manufacturing and our process technologies support purification and concentration.

  • Mining and metals
    Long experience and detailed knowledge of metals and mining applications with different raw materials makes Sulzer a reliable pump supplier for these industries.

  • Fertilizers
    Our pumps, mixers and agitators provide durability and reliability for fertilizers production as well as for corrosive and abrasive liquids and high gas content. Our specific industry experience also includes separation processes and servicing of pumps, compressors, turbines, and motors.

  • Chemical processing
    Our solutions for the chemical processing industry include pumping, separation and mixing, as well as services for rotating equipment and infrastructure. We offer experience in classical chemical, plastic, and pharmaceutical production as well as in processing renewable materials.

  • Biofuels
    Biofuels from renewable sources show great potential as sustainable transportation fuel. Based on our experience in demanding processes, we work with customers to develop advanced pumping, mixing, and distillation solutions for the production of biofuels, from pilot to commercial-scale installations.

  • Oil, gas and chemicals
    High-performance pumps from Sulzer provide cutting edge solutions for the production, processing and transportation of hydrocarbons and CO2. Our technologies enable efficient separation processes for liquids and gas. We provide reliable services for compressors, turbines, motors, and generators through our global aftermarket network.

  • Power generation
    You can rely on our high-performance pumps for efficient operations of fossil-fired, nuclear, and renewable power generation. Our maintenance and repair services for turbines, pumps, and generators ensure continuous operations.
Service
  • Pump services
    Reliable and efficient pump operation is critical for your business. Therefore you need a service partner that can respond fast and flexibly. Our pump services are second to none and provide solutions that help you to improve your processes and business performance.

  • Original pump spare parts
    Original spare parts machined to the correct tolerances and clearances give a perfect fit first time, every time. Our commitment to continuous improvement often allows us to supply parts with improved features, thus enhancing performance, extending equipment life, while reducing maintenance costs.

  • Service kits
    When your equipment needs to be repaired you shouldn’t have to worry about spending valuable time searching for the right parts – or even worse, finding out that some small but vital parts are missing. With Sulzer service kits you get everything you need in one package.

  • Sulzer mechanical seals
    Sulzer mechanical seals are strong by design and have been proven very reliable in various pumping applications.

  • Sulzer Sense online services
    Sulzer Sense online services allows you to access equipment-related information in an easy-to-use internet-based service anytime, anywhere.
Related products
  • AHLSTAR EPP/T high-temperature process pump range
    AHLSTAR EPP/T centerline supported end-suction single-stage centrifugal process pumps are designed to stand high temperature especially in demanding industrial hot liquid pumping applications. The pump exceeds the requirements of ISO 5199.

  • AHLSTAR NPP/T non-clogging process pump range
    AHLSTAR NPP/T non-clogging end-suction single-stage centrifugal process pumps are designed for industrial large solids containing liquid or abrasive slurry applications to avoid plugging. The pump exceeds the requirements of ISO 5199.

  • AHLSTAR WPP/T wear-resistant process pump range
    AHLSTAR WPP/T wear-resistant end-suction single-stage centrifugal pumps are designed for abrasive and erosive pumping applications, such as lime milk and mud, and coating pigments. The pump exceeds the requirements of ISO 5199.

  • Agitators, dynamic mixers
    Sulzer SALOMIX™ and Scaba mixing and agitation technology offers a wide range of products for industrial applications. Side-mounted horizontal and top-mounted vertical agitators, dynamic chemical mixers, and tower and tank flow management products guarantee effective mixing and agitating processes.

  • Sense condition monitoring
    The solution detects possible equipment failures early on and optimizes maintenance planning. The data can be easily viewed on a laptop, tablet or smartphone.

  • Ejector for pump
    Sulzer ejector is suitable for all horizontally installed pumps. It offers an easy solution for enabling fast, reliable and fully automated priming for retrofitting existing or new installations. It also includes a full automation package.
Videos
State-of-the-art production line for process pumps
Interview about AHLSTAR process pumps
How to make a pump foundation the right way
How to position the pump and make grouting the right way
Careful commissioning of the pump plays a key role in the safe and reliable use of the pump
Connecting the pipes to the pump correctly is essential for ensuring the reliability of the pump
Documents

Brochures

Case studies

Contact us