EKATO

EKATO

Process Development

Developing the Optimal Mixing Solutions of Tomorrow

The development of efficient mixing processes is one of EKATO's core competencies. Together with our customers we develop the optimal mixing solutions of tomorrow, with an excellent team of doctors and engineers in process engineering, chemistry and mechanical engineering and based on decades of experience.
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Research and Development Centers

EKATO operates its two state-of-the-art research and development centers at its headquarters in  Schopfheim (Germany).

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EKATO - Research and Development For innovative mixing process solutions

R&D Center EKATO RMT

The R&D center of EKATO RMT focuses on the development and optimization of all liquid-based mixing systems:

  • Homogenizing (miscible liquids from turbulent to highly viscous)
  • Gas-liquid (dispersion)
  • Solid-liquid (suspension)
  • Liquid-liquid (disperssion)
  • Heat transfer (heat supply or heat dissipation in the mixing system)

Our experts have access to a wide range of state-of-the-art laboratories and test facilities. In addition to our fully equipped laboratories, such as the hydrogenation pilot plant, two further Ex laboratories equipped with the ELA-5 and ELA-50 pilot plants, EKATO maintains a large number of other test facilities for vertical and horizontal vessel geometries, with capacities ranging from 3 liters to 100 m³ test pits. A wide variety of experimental tests with challenging process conditions such as high pressures and temperatures can be performed with these euqipments. In addition to the existing equipment, EKATO also designs and manufactures test plants for your process.

Pilot plants of EKATO RMT, trials for chemical reactions, biotechnology, polymerisation and hydrometallurgy

R&D Center EKATO SYSTEMS

The R&D center of EKATO SYSTEMS focuses on the development and optimization of manufacturing processes for liquid to semi-solid products on vacuum homogenizing mixers of the UNIMIX series and for solid, powdery products on vacuum contact dryers of the SOLIDMIX series. Customer trials can be carried out on UNIMIX series plants from 3 to 1000 liters with appropriate pre-phases. Tests can be carried out on laboratory plants of the SOLIDMIX series on a scale from 3 to 100 liters with solvent recovery systems. Conducting tests with explosion protection is possible for both series.

Analytical Measuring Instruments:

  • Beckmann Coulter LS 13320 – laser diffraction particle size analysis
  • Anton Paar MCR 52 – rheometer
  • Brookfield DV-II+ – viscometer
  • Sartorius MA40 – infrared balance to determine the residual moisture
  • Transmitted light microscope
  • Ring shear cell – to determine e.g. friction angles for bulk solids

Our customers have the possibility to attend tests directly on site at EKATO or to follow them in a live stream with the help of our WebLab. EKATO offers its customers the greatest possible flexibility with these centers for the development or optimization of their specific processes. In addition, we offer our customers the option of renting mobile laboratory equipment to carry out tests at their own sites.

 
Pilot plants of EKATO SYSTEMS for drying, homogenising, and dispersing at the nano-scale range

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EKATO WebLab Every successful project begins with trials in the EKATO R&D laboratory. Live from anywhere in the world!

Process Development / Optimization with EKATO

EKATO consults and accompanies its customers throughout their entire customer journey. Starting with the initial idea, through possible trials and subsequent scale-up into the industrial mixing process, to the actual mixing system – or even to the turnkey process plant. Our experts advise and support you in all development steps:

  • Analysis of available data
  • Carrying out tests
  • Creation of flow simulations (CFD)
  • Evaluation of test and simulation results
  • Development of new impellers / mixing systems
  • Safe scale-up to production scale
  • Conceptual design and construction of the optimal mixing system / reactor including periphery up to a turnkey plant

Process expertise from EKATO

Every development with EKATO is based on decades of expertise in the physical and chemical fundamentals of mixing processes and procedures. Only an understanding of the relationships between the mixing process and the process result leads to an optimal solution.

On the one hand, the focus is on the mixing systems themselves. Thanks to the latest methods of flow simulation, impellers can be optimized to meet process-specific requirements, whether it is a matter of generating or minimizing shear stress, maximizing mixing efficiency and heat transfer at different viscosities, or reducing wear.

A strongly noticeable trend in the process industry is the switch from a batch process to a continuous mode of operation. EKATO, with its team of chemical and process engineers, supports its customers in this process. With an optimized mixing system, any process can be operated more economically.

Flow simulations with CFD

With computational fluid dynamics (CFD), it is possible to gain precise insights into the fluid dynamics at the impellers and vessel internals, as well as over the entire reactor. The major advantage is that these simulations can be used to visualize flow conditions on an operational scale. Therefore, these simulations at EKATO are a very good completion to the test programs and scale-up models which are based on them.

Flow-optimized impellers can meet process requirements more efficiently – for example, with minimum power inputs. For the design of the mixing process, it is of great importance, to know the velocity distribution of the flow in the stirred vessel, so that potential zones of low mixing intensity can be identified and eliminated by suitable adaptation of the stirring system. Additionally, the simulation results allow geometrical optimization of various internals in the vessel, such as feed pipes or heating / cooling coils.

Measured hydraulic loads caused by the inflow of such components allow EKATO to couple the simulation with the Finite Element Method (FEM), which significantly facilitates the evaluation of mechanical loads. As an additional side effect, these circumstances can be presented very clearly by appropriate visualization tools.

Visualization oft the flow pattern and surface motion (EKATO PARAVISC Impeller)
Pressure distribution on heat exchanger tubes in an agitated reactor

The use of new materials in mixing technology

The use of new materials – whether they are metallic, ceramic or in a composite – is being intensively evaluated in EKATO’s research and development centers and brought to market maturity. A longer service life of the agitator and the vessel internals reduce the plant owner’s operational and maintenance costs, especially in corrosive or abrasive environments. EKATO offers various types of coating to suit the requirements, from rubber coatings to hard coatings or even fully ceramic components.

Impeller design for draft tube crystallisers: EKATO TORUSJET for the highest efficiency and gentle pumping of the crystals
New materials: EKATO Dissolver made of ceramic with long service life in abrasive media

The mixture makes the difference

The performance of research and development is based not least on well-coordinated teams with outstanding expertise in state-of-the-art technology. Our chemists, engineers and technicians develop solutions that guarantee plant operators the most efficient use of energy, raw materials and costs, as well as operational reliability.

Mnufacture of cosmetics; optimisation of the mascara formulation in technical research and development
EKATO pilot systems for the scale-up of hydrogenation processes at the 5- and 50-litre scale

Workshops and Seminars

In a diversified training and seminar concept, our experts from research and development, product management and sales regularly report on the latest developments and trends in mixing technology.

The offer ranges from specialized engineering days centrally at our headquarters in Germany, to events at selected locations worldwide – also in your area, to online seminars. Customized events or workshops for your company are also available by arrangement.

The EKATO seminar series includes

  • Fundamental and state of the art knowledge of mixing technology
  • Process applications in areas of: Hydrogenation, polymerization, crystallization, fermentation, photochemistry and many other agitation aspects and applications.

Our experts will be happy to come to your company with specially tailored workshops or hold them as online seminars. Talk to us about individual seminars for your company.

Process Development Contact Form

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EKATO Rühr- und Mischtechnik GmbH (EKATO RMT)

Focus: High-performance agitators, reactor agitators, process plants, mechanical seals
Typical Applications:

  • Chemical industry (specialty, polymer, bulk chemicals)
  • Pharmaceutical industry
  • Hydrometallurgy
  • Flue gas desulfurization
  • Biotechnology
  • Paints and coatings

Products & Services:

  • Customized agitators and impellers
  • Reactor agitators (e.g., coaxial, magnetic agitators)
  • Mechanical seals and seal supply systems
  • Process and pilot plants
  • CFD/FEA simulations, scale-up, engineering support
  • Global service network including maintenance, training, spare parts management

EKATO Systems GmbH

Focus: Vacuum processing units for liquids and solids (UNIMIX & SOLIDMIX)
Typical Applications:

  • Cosmetics industry
  • Pharmaceutical industry
  • Food industry
  • Chemical industry

Products & Services:

  • UNIMIX: Vacuum processing mixers for liquid to highly viscous products
  • SOLIDMIX: Solid mixers and dryers for powders and granules
  • Laboratory and pilot-scale systems (3–1000 liters)
  • GMP-compliant turnkey solutions including automation
  • Process consulting, development, scale-up, commissioning, maintenance

EKATO Fluid GmbH

Focus: Standardized, cost-effective industrial agitators
Typical Applications:

  • Chemical industry
  • Paints and coatings
  • Biotechnology
  • Biofuels
  • Pharmaceuticals
  • Cosmetics
  • Water and wastewater
  • Food industry
  • Pulp and paper
  • Fertilizers

Products & Services:

  • Top-entry and side-entry agitators (e.g., EM 2000, ES 2000, MD/SD)
  • Solutions for storage tanks, open and closed vessels
  • Simple mechanical seals
  • Short delivery times, high cost-efficiency
  • On-site commissioning and service

What does “Number of sealing faces” mean?

Single-acting mechanical seals
These seals have one sealing surface and only seal in one direction. They are generally simpler in design and are commonly used in applications where pressure is applied from only one side.

Double-acting mechanical seals
These seals have two sealing surfaces and can seal in both directions. They are ideal for applications where pressure may come from both sides or where a higher sealing performance is required.

Triple-acting mechanical seals
These are less common and used in specialized applications that require a more complex sealing setup. They offer additional sealing surfaces or mechanisms to ensure reliable sealing even in highly demanding environments.