Food grade pump:A Comprehensive Guide

Food grade water pump is a pump specifically designed for conveying food grade liquids. Food grade liquids refer to liquids that come into direct contact with food, such as milk, fruit juice, alcohol, soy sauce, etc. These liquids need to meet certain hygiene and safety requirements, so specialized food grade water pumps are needed for transportation.

The design and material selection of food grade water pumps comply with the regulations of the food industry, ensuring that there will be no pollution or adverse effects on the liquid during transportation. These pumps are usually made of non-toxic and rust resistant materials such as stainless steel or plastic to ensure that harmful substances are not released during use.

In addition to material selection, the design of food grade water pumps is also different from ordinary pumps. For example, the sealing ring of food grade water pumps is usually made of food grade silicone material to ensure that there is no leakage or contamination. In addition, the surface treatment of food grade water pumps is also more stringent, usually requiring polishing treatment to ensure a smooth and flawless surface.

Shenpeng food grade pumps generally use a voltage of 12V or 24V, using brushless DC technology, with a long service life, no maintenance, small size, high efficiency, low power consumption, strong anti-interference ability, and stable operation.

The use of food grade water pumps can ensure safety and hygiene during food production, avoiding food contamination or adverse effects caused by pump problems. These pumps are widely used in industries such as food processing, beverage production, and dairy products, and are one of the important equipment to ensure food safety.

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R & D, design and production of food water pump

Guangdong Shenpeng Technology Co., Ltd. was found in 2012 and is specialized in brush-less DC water pumps. As a global BLDC water pump solutions specialist, it integrates R&D, manufacture with sales.The products are mainly applied to New-energy vehicle, mattress, home appliance (water heater, dish washer, coffee machine, water dispenser), smart toilet, cosmetic/medical equipment, machine tool equipment, air conditioning base station, PC, LED cooling system etc.

Shenpeng was the earliest company that managed to produce the brushless DC water pumps. It is located in Changping, Dongguan and covers an area of 12000㎡. With an in-house CNAS standard laboratory, 300-thousand-grade dust-free workshop and 10 professional production lines. The annual production capacity is more than 5 million sets of water pumps and it is one of the largest manufacturer of BLDC water pump in China. It won many honorable titles such as High-tech Enterprise, Multiplication Enterprise etc.   

What is a food grade water pump? Application scenarios and importance

Micro food grade water pump is a small portable pumping device designed specifically for the food and beverage industry, ensuring safety and hygiene when handling food. It is made of food grade materials such as stainless steel and food grade plastic, and has the characteristics of small size, low power, easy installation and maintenance. This water pump generates negative pressure by driving the impeller to rotate through a motor, and transports liquids. It is widely used in beverage machines, coffee machines, ice cream machines, food processing equipment, and other scenarios. Its importance lies in ensuring food safety, complying with hygiene standards, improving production efficiency and product quality, while reducing operating costs. With the increasing demand for hygiene and quality in the food industry, the demand for micro food grade water pumps is constantly growing, becoming an important equipment in the fields of food processing and beverage preparation.     MORE>>

The working principle and importance of micro food grade water pumps

The micro food grade water pump consists of a pump body, a pump cover, an impeller, a shaft, and a sealing system. Its core lies in the rotation of the impeller to achieve liquid transportation and pressurization. After starting, the motor drives the shaft to rotate, and the impeller rotates accordingly to generate centrifugal force, which sucks in the liquid and transports it along the flow channel to the outlet, while achieving pressurization. According to the working principle, micro food grade water pumps can be divided into centrifugal pumps, gear pumps, screw pumps, and other types, each with its own advantages. In addition, the selection of food grade materials is also crucial, ensuring non-toxic, odorless, corrosion-resistant, easy to clean and disinfect, and durable to ensure food safety and long-term stable operation of equipment during food processing. Micro food grade water pumps play an important role in the food processing industry due to their high efficiency and hygiene characteristics.    MORE>>

Characteristics of food grade pump products:

1. Food grade materials: Food grade pump products are manufactured using materials that comply with food safety standards, such as stainless steel, food grade plastics, etc., to ensure that the products do not contaminate food during use.

2. Efficient and Stable: Food grade pump products have efficient and stable performance, which can ensure stable flow and pressure during food processing and improve production efficiency.

3. Easy to clean: The design of food grade pump products usually adopts an easy to clean structure, which facilitates daily maintenance and cleaning by users and reduces the possibility of bacterial growth.

4. Diversified design: The design of food grade pump products is diverse, which can meet different production processes and processing needs, such as different pump types and different conveying media.

5. High safety: Food grade pump products comply with relevant safety standards, ensuring both food quality and safety during the production process.

In summary, food grade pump products have the characteristics of food grade materials, high efficiency and stability, easy cleaning, diverse design, and high safety, and are one of the important equipment in the food processing industry.

The characteristics of DC brushless food grade water pumps:

1. Long service life, maintenance free, small size, high efficiency, low power consumption, strong anti-interference ability, and stable operation; No carbon brush, no pollution, electronic reversing, long service life; Can work continuously for 24 hours without interruption.

2. The motor stator and circuit board are sealed with epoxy resin, completely isolated from the rotor, solving the leakage problem caused by long-term submergence of the motor type DC water pump. It can be installed underwater and is completely waterproof;

3. The pump parameters can be customized according to customer requirements, with unchanged volume and wide voltage operation;

4. The water pump shaft adopts high-performance ceramic shaft, which has high accuracy and good wear resistance. Due to the precise combination of high-precision shaft sleeves and ceramic shafts (which can be replaced by other materials to reduce costs), the noise is low, and the noise with lower power can even reach below 30 decibels;

5. The three-phase Hall free program driven DC water pump in the water pump series can achieve PWM speed regulation, analog signal (0-5V) speed regulation, and potentiometer VR manual speed regulation, thereby adjusting flow and head.

6. Food water pump, small volume, large flow rate; Liquid flow without pulsation;

Product structure characteristics of food grade pumps:

1. The material is ABS material certified by FDA, more reassuring!

2. Combined with the characteristics of brushless DC water pumps, the efficiency can be improved by 20%, and the internal structure of the chamber can be cleaned without disassembly;

3. By extracting liquid from the center of the motor, the temperature rise generated during motor operation can be reduced and the service life can be extended; No need for any lubricating grease addition;

4. The bearing structure of the water pump is free of any grease or lubricant, which will not pose a safety hazard to food;

5. The hybrid pump structure design combines axial flow and centrifugal flow to meet the efficient heat dissipation effect of the water pump itself. The motor and rotor isolation screen wall structure is used to achieve natural lubrication effect when the water pump is working.

Standards and materials required for food grade pumps:

The pumps used in the food industry must meet strict standards and requirements to ensure the safety and quality of food. Food grade pumps need to comply with national or regional food safety regulations, as well as specific mechanical performance, material, and design requirements.

1. Standards and requirements

1.1 Mechanical performance standards

The mechanical performance of food grade pumps needs to meet relevant standards and requirements to ensure their normal operation and safety. These standards include:

1.1.1 Explosion proof standards: For food factories that may have explosive environments, pumps need to meet explosion-proof standards, such as IEC 60079-11 or ATEX 100A.

1.1.2 Corrosion resistance standard: Food grade pumps need to be able to resist the erosion of various corrosive substances, so materials with corrosion resistance are required. Meanwhile, the design and structure of the pump also need to consider corrosion resistance requirements.

1.1.3 High and Low Temperature Standards: Food grade pumps need to operate normally in different temperature environments, so they need to meet high and low temperature standards, such as ISO 2858-3 or NEMA Standard 267.

1.2 Material standards

The materials for food grade pumps need to meet the following standards and requirements:

1.2.1 Non toxic and odorless: The materials used for food grade pumps must be non-toxic and odorless, without causing contamination or odor to the food.

1.2.1 Corrosion resistance: The material of food grade pumps needs to be able to resist the erosion of various corrosive substances, such as acid, alkali, salt, etc.

1.2.3 Easy to clean: The material of food grade pumps needs to be easy to clean, easy to disassemble and assemble, for easy cleaning and maintenance.

1.3 Design requirements

The design of food grade pumps needs to meet the following requirements:

1.3.1 Good sealing performance: Food grade pumps need to have good sealing performance to prevent leakage and contamination.

1.3.2 Easy to maintain: The design of food grade pumps needs to consider ease of maintenance and replacement of parts to reduce maintenance costs and downtime.

1.3.3 Simple structure: The design of food grade pumps needs to be as simple as possible, avoiding too many complex structures to reduce failure rates and maintenance difficulties.

2. Common materials

1. Cast iron: Cast iron is a commonly used food grade pump material with advantages such as corrosion resistance and low cost. However, cast iron has lower strength and is prone to impact and wear.

2. Stainless steel: Stainless steel is a high-strength, corrosion-resistant food grade pump material widely used in various food grade pumps. Stainless steel has good corrosion resistance and wear resistance, as well as good processability and aesthetics.

3. Polypropylene: Polypropylene is a non-toxic and odorless food grade pump material with good corrosion resistance and mechanical properties. Polypropylene has a relatively low price and is easy to process and manufacture.

Advantages of food grade water pumps:

Food grade water pumps play an important role in the fields of food processing and packaging. These water pumps are uniquely designed to handle food grade liquids, ensuring the safety and quality of food. Compared with other water pumps, food grade water pumps have many advantages in the food industry, mainly including:

Food safety: Food grade water pumps are made of food grade materials, such as stainless steel and silicone, which meet food safety standards and will not contaminate food. In addition, the design of food grade water pumps also ensures that they do not produce harmful chemicals during use, thereby ensuring food safety.

High efficiency and low energy consumption: Food grade water pumps have high efficiency and can effectively transport liquids from one place to another. This is very important for food processing and packaging processes as it can reduce energy consumption and improve production efficiency.

Easy to clean: The design of food grade water pumps is easy to clean and maintain. Due to the need to maintain cleanliness in food processing environments, this easy to clean design can reduce cleaning and maintenance time and costs.

Durability: Food grade water pumps are usually made of high-quality materials and have high durability. They can operate under high loads without wear or damage. In addition, these water pumps also have a long lifespan, which can reduce replacement and maintenance costs.

Widely used: Food grade water pumps have a wide range of applications and can be used in industries such as food processing, beverage production, and dairy manufacturing. This wide range of applications makes them important equipment in the food industry.

In summary, the advantages of food grade water pumps include food safety, high efficiency, ease of cleaning, durability, and a wide range of applications. These advantages make them ideal choices in the field of food processing and packaging.

Application fields of food grade water pumps

Food grade water pumps are mainly used in industries related to food and pharmaceuticals, such as:

1. Food industry: used for conveying liquid and slurry food.

2. Beverage industry: used for conveying liquids such as beverages and fruit juices.

3. Pharmaceutical industry: used for transporting raw materials, intermediates, finished products, etc. in the pharmaceutical process.

In addition, food grade water pumps are also used in some other industries, such as chemical engineering and environmental protection. As long as it involves the transportation and drinking of liquids, it is possible to use food grade water pumps.

How to choose a suitable food grade water pump for oneself

When choosing a food grade water pump, multiple factors need to be considered. The material should be non-toxic, odorless, comply with food contact standards, and avoid contamination. Choose the appropriate size according to the requirements and pay attention to the sealing performance to prevent leakage. The power needs to be moderate, balancing efficiency and energy consumption. Clearly define the requirements for flow rate and head to ensure that production needs are met. Certification and standards such as NSF/ANSI, FDA, etc. ensure that products meet hygiene and safety requirements. Reliability, durability, and brand reputation are equally important, and well-known brands typically offer better quality and after-sales service. Easy maintenance can reduce operating costs. Environmental protection, low noise, and high efficiency and energy conservation are additional bonus points. Ultimately, a choice is made based on the budget, emphasizing both quality and performance.     MORE>>

Maintenance of food grade water pumps

Food grade water pumps require regular maintenance during use to ensure their normal operation.

Liquid cleaning: After each use, the liquid needs to be emptied and rinsed with clean water; After prolonged use, it is also necessary to clean the internal pipelines with clean water.

Lubrication and maintenance: The water pump needs to be lubricated and maintained according to the instructions every year to reduce wear and friction.

Anti corrosion treatment: if the water pump part is exposed to Corrosive substance for a long time, it is necessary to carry out anti-corrosion treatment on the water pump.

The unique advantages of 12V food grade water pump

The 12V food grade water pump has become a market focus due to its food grade materials, low-voltage DC power supply design, excellent durability, and high-efficiency energy-saving characteristics. It uses non-toxic, harmless, and corrosion-resistant high-quality materials that comply with food safety standards, reducing the risk of electric shock and minimizing heat generation. The water pump has wear-resistant seals, optimized fluid dynamics design, and intelligent protection functions to ensure long-term stable operation. It is compact and flexible, widely used in household kitchens, beverage machines, coffee machines and other scenarios, making it an ideal choice for the food and beverage industry, demonstrating significant advantages.     MORE>>

Application of food grade water pump in coffee machine

As the core component of coffee machines, food grade water pumps are crucial in their application due to their small size, high efficiency, safety, and stability. This water pump is designed specifically for the food and beverage industry, powered by a 12V DC power supply, and complies with FDA or EU food safety standards to ensure safety in contact with food.

In coffee machines, food grade water pumps are mainly responsible for key tasks such as water transportation, pressure control, and temperature regulation. It precisely controls the water flow to ensure the concentration and taste of coffee; At the same time, it can maintain a certain pressure during the brewing process to extract the best flavor of coffee; Some models also use a water pump to regulate the water temperature, ensuring that the water temperature for brewing coffee is appropriate.

The advantages of food grade water pumps are significant. Firstly, it is made of food grade materials to ensure the safety of coffee; Secondly, low-voltage design achieves energy efficiency while maintaining efficient water transportation capacity; Furthermore, the compact size makes it easy to integrate into the interior of the coffee machine without taking up additional space; Finally, the simple structure makes maintenance and cleaning relatively easy, which contributes to the long-term stable operation of the coffee machine.      MORE>>

12V Micro Food-Grade Water Pumps in Beverage Production

The 12V micro food-grade water pump, especially the DC brushless one, plays a vital role in beverage production. It features food-grade materials for components in contact with beverages, ensuring compliance with safety standards and no liquid contamination. Operating at 12V, it offers enhanced safety in wet production environments. The DC brushless motor brings high efficiency and energy saving, precisely controlling the flow rate and pressure of the pumped liquid for accurate dosing and mixing. Its working principle based on electronic commutation technology drives the impeller to rotate stably and reliably, reducing wear and prolonging service life. In beverage production, it is applied in liquid transfer to ensure smooth and hygienic movement of raw materials like fruit juices, syrups and water. It enables efficient and uniform mixing during ingredient combination, contributes to carbonation and pressurization in carbonated beverage production, and is essential for filtration and circulation to maintain the clarity and quality of the final product. This pump significantly enhances product quality by ensuring consistent taste, texture and appearance, improves production efficiency with reliable operation and efficient pumping, and helps beverage manufacturers comply with strict food safety regulations, reducing the risk of recalls and safeguarding consumer health. Thus, it has become an indispensable part in modern beverage manufacturing and will likely have a more prominent role as the industry evolves.      MORE>>