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Guide to pumps for the food industry

Applications and advantages of marc, peristaltic, impeller and centrifugal pumps

In the food production industry, pumps play an essential role in the efficient transfer of liquids, particularly in the processes of handling raw materials, mixing ingredients and filling finished products. The aim of this article is to present and analyse the different types of application for marc, peristaltic, impeller and centrifugal pumps, highlighting their specific advantages when used with stainless steel tanks.

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Marc pumps

Marc pumps play an essential role in the agri-food industries, which use stainless steel tanks for their production processes. These specialised pumps are designed to efficiently handle marc - the solid residues left over from the manufacturing process, such as skins, pips and fibres. In this article, we will explore the different applications of pomace pumps in the food and beverage industries, focusing on the benefits they offer and the important considerations when using them.

 Pompe à marc 

Transferring the marc

One of the main applications of pomace pumps is the transfer of pomace from production tanks to subsequent stages in the process. Stainless steel tanks are commonly used in the food industry because of their resistance to corrosion and ease of cleaning. Marc pumps enable marc to be transferred efficiently from one vat to another, whether for juice extraction, wine production, olive oil production or other similar processes. They provide a gentle transfer without altering the quality of the final product.

Pumping out solid residues

Marc pumps are also used to pump solid residues from stainless steel tanks. These residues can include materials such as skins, pips, fibres and other unwanted solid particles. Marc pumps are designed to handle these residues efficiently, avoiding blockages and obstructions that could hamper the production process. Thanks to their robust design and ability to handle solids, these pumps optimise the efficiency of production procedures while reducing waste disposal costs.

Liquid extraction

As well as transferring and pumping solid residues, pomace pumps can also be used to extract the liquids present in the pomace. In the wine industry, for example, pomace pumps are used to extract must from fermented grapes. These pumps are designed to handle liquids gently, avoiding oxidation and loss of quality. In this way, they help to maximise liquid yield and preserve the sensory characteristics of the finished products.

Important considerations

When using pomace pumps in the food industry, there are a number of important considerations to take into account. Firstly, it is crucial to choose a pump that is adapted to the specific properties of the marc to be handled, such as its viscosity, particle size and solids content. In addition, it is necessary to ensure that the pumps selected are compatible with stainless steel tanks, to avoid any risk of contamination or damage to the equipment.

Peristaltic pumps

As an expert in pumps for the agri-food industry, it is essential to understand the different types of applications for peristaltic pumps in production processes requiring the use of stainless steel tanks. These pumps offer an efficient and hygienic solution for transferring fluids in the food industry, guaranteeing the quality and safety of the end products. In this article, we will explore in detail the advantages and uses of peristaltic pumps in this field.

Pompe péristaltique

Liquid Filling and Transfer

Peristaltic pumps are widely used for filling and transferring liquids in the food industry. Whether filling bottles, jars, sachets or larger containers, these pumps offer precise flow control and high repeatability, ensuring consistent, splash-free filling. What's more, peristaltic pumps can handle a wide range of viscosities, making them versatile for different types of liquids.

Precise dosing of additives and flavourings

The food industry often requires the precise addition of additives, colourings and flavourings to its products. Peristaltic pumps are ideal for this task, offering precise flow control and high dosing accuracy. Operators can easily adjust flow parameters to meet exact specifications, ensuring consistency and quality of final products.

Transfer of Solid or Sensitive Particulate Products

Some food processing industries require the transfer of products containing solid or sensitive particles. Peristaltic pumps are able to handle these delicate products without damaging them or altering their integrity. Solid particles such as fruit, vegetables or grains can be transferred smoothly thanks to the valveless design of peristaltic pumps, preventing clogging or damage to the particles.

Impeller pumps

Impeller pumps play an essential role in the food industry, particularly in production processes requiring the use of stainless steel tanks. These pumps offer high reliability and increased efficiency for transferring liquids, pastes or viscous products, while preserving product integrity and ensuring compliance with health and safety standards.

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Transfer of clear or low-viscosity liquids

Impeller pumps are ideal for transferring clear or low-viscosity liquids in the food industry. They are used to pump products such as water, syrups, fruit juices and vegetable oils. Thanks to their efficient design, these pumps offer a high flow rate and constant pressure, enabling liquids to be transferred quickly and smoothly from one tank to another. Stainless steel tanks ensure optimum chemical compatibility, preserving product quality and preventing contamination.

Bottle filling and packaging

Bottle filling and product packaging are crucial stages in the food industry. Impeller pumps are widely used for these applications, delivering a smooth, accurate flow. They enable bottles, containers or packages to be filled quickly and efficiently, guaranteeing rapid production and consistent product quality. The stainless steel tanks used in conjunction with these pumps offer corrosion resistance and ease of cleaning, meeting the strict hygiene standards of the food industry.

Product circulation in cooling systems

In the agri-food industry, products often need to be cooled to ensure their preservation and quality. Impeller pumps are used to circulate liquids in cooling systems, such as heat exchangers. These pumps allow efficient transfer of the cooling liquid, helping to maintain products at optimum temperatures. Stainless steel tanks withstand low temperatures and prevent contamination of products by undesirable materials.

Centrifugal pumps

Centrifugal pumps are widely used in the food industry to transfer clear or slightly viscous liquids. They use the centrifugal force generated by a rotating rotor to propel the liquid through a pipe system.

Pompe centrifuge

Transfer of clear or slightly viscous liquids

Centrifugal pumps are commonly used to transfer clear or slightly viscous liquids in the food processing industry. They are effective for pumping products such as water, juices, stocks and sauces. Thanks to their robust design, these pumps offer a high flow rate and constant pressure, enabling rapid and continuous transfer of liquids from one tank to another. The stainless steel tanks are corrosion-resistant and guarantee hygienic integrity, preserving product quality.

Liquid filtration

Filtration is an essential step in many food production processes. Centrifugal pumps are widely used to filter liquids, removing impurities and unwanted particles. These pumps maintain a constant flow rate through the filters, ensuring efficient separation of solids and liquids. Stainless steel tanks offer optimum chemical resistance and facilitate cleaning, which is crucial for preventing contamination during filtration operations.

Pastoralisation and sterilisation

Pasteurisation and sterilisation are important processes in the food industry to ensure product safety. Centrifugal pumps are used to transfer liquids during these operations. They maintain a constant pressure and a precise flow rate, guaranteeing uniform pasteurisation or sterilisation of the products. Stainless steel tanks withstand high temperatures and prevent contamination of the products by undesirable materials, thus preserving their quality.

Cleaning in place (CIP)

Hygiene is of paramount importance in the food industry. Cleaning in place (CIP) is a standard procedure for maintaining high sanitary standards. Centrifugal pumps are used to transfer cleaning solutions through piping systems and tanks, allowing efficient cleaning of production equipment. Stainless steel tanks are essential to ensure optimum chemical compatibility and resistance to cleaning chemicals, guaranteeing maximum hygiene.

Tail pumps

The food industry faces specific challenges when it comes to transferring products that are viscous, thick or contain solid particles into their production processes.

Pompe à queue de cochon inox - Variateur de vitesse

Transfer of viscous and thick products

Pigtail pumps are specially designed for transferring thick, viscous products such as purees, pastes, sauces and mixes containing solid particles. Thanks to their unique design, these pumps are able to handle high-viscosity products without compromising their performance. They offer smooth, efficient transfer, minimising clogging and product disturbance. Stainless steel vessels ensure optimum chemical compatibility, preserving product quality and preventing contamination.

Mixing and blending ingredients

In the agri-food industry, it is often necessary to mix and homogenise different ingredients to obtain quality finished products. Pigtail pumps play a key role in these processes. They allow mixtures of ingredients to be transferred from one tank to another, facilitating the homogenous blending of products. The stainless steel tanks offer optimum chemical resistance, preserving the purity of the ingredients and avoiding any cross-contamination.

Transfer of products containing solid particles

Some food products contain solid particles, such as cut fruit, chopped vegetables or pieces of meat. Pigtail pumps are ideal for transferring these products, as they are able to handle the solid particles without damaging them. They offer a gentle transfer and preserve the integrity of the particles, guaranteeing the visual and taste quality of the finished products. Stainless steel tanks resist mechanical impact and facilitate cleaning, minimising the risk of contamination.

Cleaning in place (CIP)

Hygiene is an absolute priority in the food industry. Cleaning in place (CIP) is a common procedure for maintaining high sanitary standards. Pigtail pumps are used to transfer cleaning solutions through piping systems and tanks to effectively clean production equipment.

Marc, peristaltic, impeller and centrifugal pumps play a crucial role in the food industry, ensuring the efficient transfer of liquids while preserving product quality. The use of stainless steel tanks guarantees optimum hygiene and prevents contamination. By choosing the right pump to suit the characteristics of the liquid and the specific needs of the process, food manufacturers can improve efficiency, productivity and product quality.

Note : This article is for information purposes only and does not constitute professional advice. It is recommended that you consult experts and comply with the specific regulations of each industry.

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