1.What do you mean by milk powder canning line?

Milk Powder Canning Line – Picture Courtesy: Utrust Pack

A milk powder canning line refers to the layout for processing and packaging milk powders or other powdered goods. It comprises equipment that facilitates efficient packaging of the powders. The milk powder canning line is specifically designed for filling milk powders in metal cans.

Powdered milk is a popular dairy product made by drying the milk via evaporation. All the components/machines in the milk powder canning line are manufactured from stainless steel as per the food safety standard. The line is capable of dispensing dry powders into containers at a speed of up to 50 bpm while sustaining accuracy.

Apart from the dairy industry, the milk powder canning line can also be employed in other sectors for packaging powdered ingredients in multiple metal cans.

2.What are the benefits of a milk powder canning line to your business?

In the ever-changing and complicated world of the food/dairy industry, productivity and efficiency have become more than just goals – emerging as essential requirements. The integration of automation in the milk powder canning line has revealed significant opportunities for operational progress.

In addition to streamlining production, this updated strategy strengthens a business's capacity to react quickly and skillfully to shifting market needs, giving it a substantial competitive advantage.

Here are some key benefits of installing a milk powder canning line in your business.

Increased Productivity and Efficiency

Increased Productivity and Efficiency – Picture Courtesy: Levapack

The automated milk powder canning line speeds up the packaging process, reducing the time and labor requirements. Here, every movement and action is carefully timed to reach maximum output, resulting in a seamless fusion of quickness and accuracy.

Improved Product Quality

Improved Product Quality – Picture Courtesy: MC Packaging

Modern filling equipment makes sure that the precise amounts of milk powder are dispensed into each can, ensuring consistency and minimizing waste. The air-tight seaming prevents the product from contamination and external environmental factors, preserving its freshness and quality.

Cost Savings

Cost Benefit

The automation in the packaging process reduces human involvement, leading to significant savings in terms of labor expenses. Moreover, the automatic and accurate filling operation also neglects human errors and product loss, resulting in resource preservation.

Enhanced Hygiene

Hygienic Operation – Picture Courtesy: Levapack

Modern milk powder canning lines are designed with safety features in mind, using materials and structures that are easy to maintain and clean. Neglecting human intervention results in a hygienic environment and preventing cross-contamination.

Flexibility

Flexibility

Modern milk powder canning lines are capable of handling a wide range of can shapes and sizes and various types of powders, which permits product diversification without incurring large retooling expenses.

Consistency and Reliability

Consistency and Reliability

The milk powder canning line plays a crucial role in the complex structure of supply chain management. It ensures unwavering consistency and reliability, which are essential for maintaining brand integrity and building customer confidence.

Competitive Advantage

Competitive Edge – Picture Courtesy: TheStreet

The milk powder canning line allows you to produce quality products efficiently and consistently, giving your company a competitive edge in the market and improving brand-building.

3.What are the industrial applications of a milk powder canning line?

The milk powder canning line is integral to various industrial applications, particularly in the dairy, food, and beverage industries. The milk powder canning line ensures that the powdered goods are packaged efficiently and hygienically to preserve the product’s quality.

Some of the major industries that have adopted the milk powder canning line are:

Dairy Industry

Powdered Milk

The dairy industry is the primary sector for the milk powder canning line, which processes and packages milk into powder form for long-term storage and distributio

Food and Beverage Industry

Powdered Beverage

Many powdered food and beverage products are efficiently packaged and preserved using a milk powder canning line. Products like powdered drink mixes, soup mixes, spice blends, powdered baby formula, and instant coffee or tea fall under this category.

Pharmaceutical Industry

Drug Powder for Medication

Pharmaceuticals are frequently supplied in powdered form, either as supplements or as active components. These medicinal powders are effectively packaged into containers using the milk powder canning line.

Nutritional Industry

Protein Powder for Muscle Gain

Powdered nutrients and supplements are frequently packaged with the milk powder canning line. This covers goods like protein powders, powders for meal replacements, and supplements made of vitamins, minerals, and herbs.

Cosmetics Industry

Cosmetic Powder

Certain cosmetics and personal care products are available as powders, such as talc, face powders, sunscreen, etc. The milk powder canning line may be used to package these goods for distribution in effectively sealed cans.

Chemical Industry

Disinfectant Powder – Picture Courtesy: Detro Healthcare

The powdered chemicals and industrial materials require safe and effective packaging for their supply, storage, and distribution. The milk powder canning line is the solution providing effectively sealed containers. These chemicals include powdered detergents, paints, dyes, agricultural chemicals, and construction materials.

Veterinary Industry

Veterinary Milk Powder – Picture Courtesy: Petzone

In the vet industry, the milk powder canning line can be employed to package certain powdered animal feed and powders used in pet food formulations.

4.Describe the components of a milk powder canning line.

There is an array of machinery in the milk powder canning line, each carefully designed to carry out certain tasks during the packaging process. The major components or machines included in the line with their respective function are discussed here.

Rotary Can Infeed Table

Rotary Can Infeed Table – Picture Courtesy: Link Pack

It is an automated equipment used in the milk powder canning line. This infeed table directs the empty cans to the conveyor belt efficiently and accurately. It guarantees that the cans are being fed without any interruption.

Apart from the rotary infeed tables, linear infeed systems are also widely employed. Linear variants are typically beneficial for small production volumes while the rotary systems are primarily recommended in medium and high-volume production sectors.

Can Rinser / Sterilizer

Can Rinser / Sterilizer – Picture Courtesy: Levapack

Can rinser/sterilizer machines are a mainstay of the packaging industry. These advanced devices are designed to thoroughly clean and sterilize containers before they are used in product packaging.

The containers are vulnerable to dust collection and possible microbial contamination during the packaging. Careful cleaning of these containers is crucial to preserve product integrity, extend shelf life, and ensure compliance with international packaging guidelines.

The techniques installed in these devices for the sterilization of containers are diverse. Some use high-pressure hot air while others utilize ionized air or treated water to create a sterile atmosphere.

Powder Filling Machine

Powder Filling Machine – Picture Courtesy: Dahepack

The powder filling machine is an indispensable component of the milk powder canning line, designed to dispense the desired quantity of product into containers.

A can-filling instrument's structure is centered on several essential components, including a hopper for product feeding, a precisely structured filling nozzle, a mechanical drive system, sensors for functional accuracy, a PLC system for smooth process integration, and a volumetric measuring device.

Depending on the structural design, the device fills either a single or multiple containers in each cycle. The filling mechanism also varies based on the product’s nature.

Can Sealing Machine / Can Seamer

Can Seamer Machine – Picture Courtesy: JK Somme

Can seamers are particularly designed to execute a hermetic sealing action, a vital step in fixing the lid to a vessel with an air-tight sealing. Such action protects the product from the external environment and contamination.

There are primarily two different designs: rotary and non-rotary can-seamers. Rotary designs are suitable for high-speed operations, making the cans. Non-rotary seamers maintain the vessels stationary and the device revolves around them.

The process initiates from the compression stage. The cans are aligned and carefully clamped to the seamer lob. This stage is followed by a sequence of finely tuned roller movements that strategically create a strong double seam. The integrity of the seam is critical because it not only keeps the contained product secure and long-lasting but also plays a key role in avoiding possible leaks.

Can Capping Machine

Can Capping Machine

The capping device plays a pivotal role in ensuring the hermetic sealing of containers. This is accomplished by applying various advanced closures, such as plastic caps and various metallic caps, in addition to other specialty fittings.

There is a diverse range of devices available, each specifically designed for certain containers. The primary ones are the screw-on cappers, which further divide into spindle and chuck versions.

Spindle cappers, distinguished by their use of a series of revolving discs, are proficient in precisely tightening caps. They are well-suited for automatic milk powder canning lines that apply a lot of caps. On the other hand, chuck cappers utilize a special capping head and are frequently seen in semi-automatic settings.

Furthermore, snap capper machines are specifically made for containers requiring snap caps. These devices are accessible in both semi-automated and automatic systems.

Can Labeling Machine

Can Labeling Machine – Picture Courtesy: VKPAK

The can labelers are utilized for affixing labels onto the containers. They either utilize pressure-sensitive mechanisms to apply pre-made labels or use advanced direct labeling methods using laser-jet or inkjet printers, inscribing directly onto the container’s surface.

Precise and efficient labeling is crucial for accurate product marking, branding, clear identification, and adherence to standard labeling practices.

Can Coding Machine

Can Coding Machine

The can coders are used to imprint the essential information onto the labels. They diligently imprint production and expiry dates, barcodes, commercial logos, and QR scan codes.

These devices are classified into different types based on application method. This includes heat transfer coders utilizing heat and ink ribbon and are renowned for their high-quality imprinting, laser coders using laser beams and known for rapid and efficient action, and inkjet coders employing high-speed jet streams of ink to imprint the information.

Rotary Can Outfeed Unscrambler

Rotary Can Outfeed Unscrambler

The rotary outfeed table is located at the terminal of the milk powder canning line, which conveniently removes the packaged products from the conveyor belt.

5.What is the working process of a milk powder canning line?

Milk Powder Canning Line Working – Picture Courtesy: Shipu

The working process of a milk powder canning line involves distinct steps performed by respective equipment. These steps are discussed below.

Working Steps

Loading / Infeed of Empty Cans

The first step is the placement of empty cans on the rotary infeed bottle unscrambler, which revolves and directs the cans to the conveyor belt one by one.

Can Rinsing

The can rinser will blow and rinse the empty cans to remove dust and contaminants to ensure a clean vessel.

Sterilization / Disinfection of Cans

The next step involves sterilization. The can sterilizer employs various methods to sterilize the containers, such as high-pressure hot air, treated water, or ionized air. The selection of a particular can-rinser/sterilizer depends on the unique requirements.
Measuring and Filling

The powder-filling machine then comes into play and fills the milk powder into empty cans after accurately weighing. Based on the device’s structure, it can fill one or multiple cans concurrently.

Nitrogen Filling and Seaming

Here comes the vacuum Nitrogen filling and can seaming/sealing. Ensure the residual rate of oxygen is < 2% and the cans are automatically vacuumed, filled with nitrogen gas, and ultimately sealed without cross-contamination. The Nitrogen gas extends the product’s freshness and thus shelf-life, particularly milk powders.

Capping

The sealed cans are then capped using a can-capping machine to ensure the product’s safety.

Labeling

After capping, the cans are labeled with the desired or essential information via a can-labeling machine.

Coding

Some processing lines include a can-coder that is responsible for featuring a barcode on the cans.

Discharging / Outfeed of Filled Cans

After the entire operation, the finished cans are safely discharged from the conveyor using an automatic rotary can-outfeed unscrambler.

6.What types of milk powder filling machines are available?

The milk powder filling devices are designed in various structures, each having unique characteristics and advantages for certain industries. These devices can be incorporated into a milk powder canning line. Here are the three primary examples of these devices:

Auger / Screw Filling Machine

Auger / Screw Filling Machine – Picture Courtesy: iPharmachine

Screw-type powder filling machine consists of a rotating screw (auger) that directs the powder from the hopper toward the containers. They are popular for their flexibility in handling numerous powder types.

The precise powder dispensing property of auger filling devices makes them an incredible choice for the healthcare industry, where accuracy is paramount.

Cup Powder Filling Machine

Volumetric Cup Feeding Powder Filling Machine

Cup powder filling devices are tailored with a pre-calculated cup. They are used to grab and pack the products. They are useful when rapid production is more demanded than precision.

Such devices can fill up to 100 cups each minute, therefore they are recognized as a robust and economical solution for smaller enterprises. These devices are typically used for food items.

Vacuum Powder Filling Machine

Vacuum Powder Filling Machine

Vacuum filler uses a suction mechanism for powder transfer to the containers. They work excellent when it comes to airy or extremely fine powders that don't flow naturally, products that need to be handled gently to maintain the quality, such as flour or powdered milk, are most suited for this procedure.

These devices can process very lightweight products based on the powder's settling properties. During this operation, less amount of compressed air is utilized.

7.What are the differences between a semi-automatic and an automatic milk powder canning line?

Milk Powder Canning Line – Picture Courtesy: Levapack

A semi-automatic and a fully automatic milk powder canning line differ primarily in terms of automation level, labor intensity, cost, productivity, and efficiency. Here is a detailed comparison:

Semi-Automatic Milk Powder Canning Line

The semi-automatic milk powder canning line incorporates both manual and automatic processes. Certain stages such as loading empty cans, initiating the packaging process, and discharging filled cans, may require human intervention. In certain semi-automatic systems, the labeling step is also done manually.

Such an operational setup is generally slower, less productive, and more prone to errors. Therefore, it is more suitable and recommended for small to medium-scale production houses, where the production intensity is low, and for businesses with varied product lines or frequent changeovers.

Semi-automatic lines thus require lower investment. Operational expenses may be high due to the requirement of manual labor.

Fully Automatic Milk Powder Canning Line

On the contrary, the fully automatic milk powder canning line is an advanced working setup with the integration of automated equipment and requires minimal human intervention.  The entire processing, from loading cans, filling, seaming, and capping, to labeling and discharging, is done via automated devices.

Fully automatic systems are usually employed in large-scale sectors, where production intensity is high as they offer robust and efficient packaging and are less prone to errors. It requires a substantial initial investment but reduces the overall operational costs in the long run.

8.What types of can-seamers are available to be incorporated into a milk powder canning line?

A can-seamer in the packaging process is used for hermetic can-sealing, utilizing a double or triple-seam. The lid is typically made from tin-plated steel. The formed seam is usually leak-proof.

There are various types of can-seamers, described as under;

Based on Automation

Fully Automatic Can Seamer

Automatic Can Seamer Machine

Automatic can-seamers do not require much human involvement as most of the operational steps are done automatically. The operator only needs to feed the machine with large quantities of lids. Thus, these devices are recommended for high-production sectors. They are usually integrated with automatic devices in a production line.

Semi-Automatic Can Seamer

Semi-Automatic Can Seamer Machine

Using a semi-automatic can-seamer, the operator has to start the process usually via a footswitch or finger switch for each sealing cycle. Such devices can seal one can at a time that’s why they are recommended for small or medium enterprises, having modest production demands.

Based on Machine Design

Rotary Can Seamer

Rotary Can Seamer Machine

The rotary can-seamers carry out the sealing process while the cans rotate on their axes. This type of design is typically seen in fully automatic variants, enabling them to operate faster. They are therefore perfect for large-scale enterprises.

Furthermore, the rotary seamers are usually used to seam the round cans and are provided with up to 18 seaming heads rotating around a single head.

Non-Rotary Can Seamer

Non-Rotary Can Seamer Machine

On the contrary, non-rotary can-seamers perform the sealing process while keeping the cans stationary throughout, avoiding damage to cans and the product during operation.

Such can-seamers are mostly used for sealing cans of other shapes, such as oval, oblong, etc. Moreover, most semi-automatic devices have such designs.

9.What types of milk powders can be packaged using a milk powder canning line?

A milk powder canning line can be utilized to package various milk powders in different cans. Some common types of milk powders are:

Whole Milk Powder

Whole Milk Powder

It is made up of cow’s whole milk removing water content and retaining fat content. It is typically used as dairy powder, in baking, and cooking.

Skimmed Milk Powder

Skimmed Milk Powder

It is made up of skim milk with water content removed. It has very little fat content. It is usually used in fat-free recipes and various dairy and non-dairy food products.

Butter Milk Powder

Butter Milk Powder

It is an expensive and naturally favorable milk powder, containing a significant quantity of butter. It is used for baking products.

Infant Formula

Infant Formula Milk Powder

It is specifically made for the growth and development of infants, containing essential nutrients.

Flavored Milk Powder

Flavored Milk Powder

The milk powders with added flavors such as strawberry, chocolate, vanilla, etc. it is used for making flavored milk beverages.

10.What quality standards should the components of a milk powder canning line comply with?

Picture Courtesy: InfoWorld

It is important for all components included in the milk powder canning line to be certified and comply with the international quality standard guidelines to ensure a safe and healthy packaging process while maintaining the product’s quality. Some key standards are:

Food and Drug Administration (FDA)

The Food and Drug Administration (FDA) approval implies that the product has been manufactured following the guidelines and is safe and effective. It signifies that the product’s known and potential benefits outweigh the risks.

Conformate European (CE)

The European Conformity (CE) certification indicates that the product has been assessed and meets the standard guidelines for safety and health.

International Organization for Standardization (ISO)

The ISO marking establishes the product’s credibility to meet the quality standards and customer demands.

Current Good Manufacturing Practices (cGMP)

The cGMP (Current Good Manufacturing Practices) certification implies that the product is assured of the proper design and facilities.

11.What are the maintenance and cleaning procedures of a milk powder canning line?

Maintenance – Picture Courtesy: TEK Centers

Maintenance and cleaning, of each device of your milk powder canning line, are crucial. If you don’t follow or conduct regular maintenance, it is certain that the devices may get damaged, resulting in reduced productivity or efficiency. Here are some key tips to ensure your canning line works smoothly.

Routine Maintenance Tips

Regular maintenance is crucial to maintain your milk powder canning line in optimal working condition for a long period. The following are some particular pointers to remember:

Lubrication:Apply the appropriate lubricants to the moving parts to lessen friction and wear. In addition to extending their lifespan, it ensures that the elements function effectively and silently.

Inspection:be sure to routinely inspect all the components closely for their damage and wear. Consider immediate repair or replacement to ensure smooth operation and avoid breakdown.

Software Update:To have access to the newest features and enhancements, make sure the firmware and software on your computer are updated regularly. It may be used to improve functionality and hence prevent any problems that could cause performance issues.

Calibration:conduct periodic calibration checks to ensure all the components functioning accurately, particularly the fillers. This step has paramount importance especially after repairing, replacement, and cleaning.

Effective Cleaning Procedures

Clean machinery is essential to maintaining product quality and is also a crucial component of meeting health and safety regulations. Here are some efficient cleaning methods:

Daily Cleaning of Surfaces:wipe off exterior surfaces weekly to get rid of dust and dirt. It is best to use a soft fabric and a detergent to avoid corrosion.

Deep Cleaning:conduct periodic deep cleaning of all the components. Disassemble the devices and clean them to avoid dust and residue accumulation.

Avoid Moisture Build-up:make sure that the cleaning liquids are not left on the surfaces to prevent corrosion and mold. After washing, air-dry all the components.

Validate Cleaning:after cleaning, make sure there is no cleaner residue left behind to prevent product contamination. Validate all the cleaning processes using certain validation systems.

12.What are the factors that influence the cost of a milk powder canning line?

Factors Influencing the Cost of the Milk Powder Canning Line

In the realm of product packaging, the importance of an efficient milk powder canning line is paramount. This system is intricately structured, comprising many crucial stages: can sterilization, accurate filling, careful seaming, and label imprinting with accurate date coding.

More than just keeping items within cans, the goal is to ensure efficient processing and follow strict hygienic guidelines, which will protect the product’s intrinsic quality. Comprehending the parameters impacting the cost and performance is of utmost importance and understanding them aids in making informed decisions.

Let’s discuss some major factors impacting the cost of a milk powder canning line.

Production Scale

Production Scale – Picture Courtesy: goingwind

The amount of production becomes a crucial factor in determining how much money to invest in the milk powder canning line technology. Is your business doing its operations in a tiny space, or are you handling the complexities of a massive, bulky manufacturing machine?

The size of your production volume places strict requirements on the canning line's operational efficacy, necessitating the use of a system that goes above and beyond basic resilience to represent the highest level of efficiency.

Automation Factor

Level of Automation – Picture Courtesy: GTM

One of the most important factors influencing a milk powder canning line operation's finances is the use of automation. In the field of canning, the use of automated mechanisms—which range from sophisticated labelers to modern seamers—is essential to promoting operating efficiency and guaranteeing a consistent product.

Although it may seem expensive initially, investing in a fully automated canning line has the potential to significantly reduce labor expenses over the long run. Even while many would like a fully automated line, smaller businesses may find that implementing a manual or semi-automatic system is a more practical and cost-effective solution.

Construction Material

Stainless Steel Canning Line

When it comes to canning line operations, material selection is a key factor that determines total costs. Stainless steel equipment is initially more expensive but offers better performance and a longer lifespan, all covered by a warranty.

Geographic Factor

Geographic Location of Industrial Plant – Picture Courtesy: Formaspace

The location of your business might have a significant impact on the initial investment needed to set up a milk powder canning line. This is mostly because of the variable expenses associated with the transportation of the equipment.

These extra costs have the potential to increase dramatically, especially for businesses located far from major production hubs.

Maintenance

Maintenance and Service Costs

The best operation of your canning line requires the systematic application of maintenance protocols, which include comprehensive cleaning processes and the prompt replacement of deteriorating components. Even the most advanced machinery, however, needs routine maintenance supervision, which cannot be overstated.

Conclusion

The journey through the ever-changing field of automated milk powder canning line technology is a prime example of a development characterized by unwavering creativity and methodical breakthroughs. At the front of technological innovation, companies like Allpack stand out as leaders, paving the way for a more efficient and promising future for automated canning technology. If you are looking to install or integrate equipment into an already installed milk powder canning line, contact the Allpack and get assistance in selecting the ultimate solution for your business growth!