Inovatec MachineryYour Best Planetary Ball Mill Manufacturer in China

High-Speed Planetary Ball Mill

Almost every alumina grinding/milling jar comes as non-sticky. These jars have been used for generations to achieve the purest results possible with no complications in cleaning. The jar sets come packed with a grinding jar, stainless steel gaskets to seal the lid, and the lid.

Product Description

The High-Speed Planetary Jar Mills from Inovatec are very high-end machines. They are used for fine grinding, nanomaterial dispersion, mixing, developing a new line of products, and small-batch productions.

The machine itself is not particularly big. It works like a charm, has minimal noise, and works very efficiently. If you’re a scientific researcher, university personnel, or have operations in industrial-grade laboratories, you can benefit from a Planetary Jar Mill. They can effectively collect micro-particle samples which are achieved with help of vacuum ball milling. The samples are practically ground in a vacuum chamber to eliminate contamination.

The planetary mill comes with four tanks. The tanks are set on the same turntable. The moment the turntable starts rotating, the tanks rotate with the turntables and on their own axis as well to get the planetary motion.

There are grinding balls that hit each other while rotating in the tank, in a very high-speed environment. It results in the grinding and mixing of the samples. The jar mill supports variable particle sizes down to 0.1 microns. It’s applicable to both dry and wet conditions.

Details of the product:

• The product casing is fashioned out of 1.5mm sheet metal of the finest quality. The inside and the outside of the machine are treated with high-intensity pearly white spray
• There is a safety switch on the machine that prevents it from rotating further if the lid is accidentally opened during operation.
• The PLC control panel is simple yet intelligent, easy to use, and has a practical layout.
• The machine is equipped with free-to-move wheels for maximum convenience.
• Inside the main cabinet, the inside is cooled with an automatic fan.
• The window on the side is made of acrylic. It won’t budge even on an explosion.

Features

• The jars are available in ceramic, stainless steel, and PU materials
• Frequency, time, and speed are adjustable
• Both the forward and backward movement of the turntable
• Lightweight, compact, and silent
• Multiple modes of rotation including continuous, one-way timed, and both-way timed motion
• Supports dry grinding, vacuum grinding, wet grinding, pressurized grinding, and even protective atmosphere grinding
• The lifespan of the machine is very long thanks to its adjustable main belt. You can adjust the belt if loosens, which is very unlikely to happen for a long time
• Proprietary oil seal and noise reduction technology
• Fully automated procedure
• Accurate results
• Power efficient, cost-efficient and high-productivity
• All accessories, the cone drive wheel, inverter, electronics, and circuits are designed using European standard
• Faster cycles, finer results, and stronger impact energy
• Every timing aspect of the machine is controllable
• Optional liquid nitrogen cryogenic treatment for sub-zero operations
• Optional monitor for temperature and pressure inside the chamber
• Multiple volumes of ball mills are usable to suit the needs even better including interval time manipulation, size of the particles, and processing quality
• Ball mills come in 25ml, 50ml, or 100ml
• Separate ball tanks provide consistent results across all the tanks under similar circumstances
• The machine uses 110V 50/60Hz or 220V 50/60Hz or even 380V 50/60Hz as the power source

Applications

• Reducing the size of lab material particles
• Preparing and milling samples
• Mixing different materials simultaneously
• Deburring and polishing exotic metal parts
• Polishing dental equipment
• Shining electronic components

Planetary ball mill is an indispensable device for mixing, fine grinding, sample preparation, nanomaterial dispersion, new product development, and small batch production of high-tech materials.

The product is small in size, full in function, high efficiency, and low in noise.

It is the ideal equipment for scientific research units, universities, and enterprise laboratories to obtain microparticle research samples (four samples collected at the same time per experiment).

It is equipped with a vacuum ball mill can. The sample is ground under a vacuum.

The planetary ball milling machine is widely used in geology, minerals, metallurgy, and electronics, building materials, ceramics, chemicals, light industry, medicine, beauty, environmental protection, matcha, and other departments.

The planetary ball milling machine is suitable for wet and dry pulverization and refinement of hard, medium hardness, brittleness, and fiber materials.

The fineness of the sample can be less than 100nm. It is also used for the grinding of solids in suspensions, sample mixing and homogenization, and metal. Alloying, etc., can achieve superior results.

Four ball mill tanks with a volume of 50ml or 100ml are grinding and milling at the same time.

There are more than ten kinds of ball mill tank materials to choose from.

Optional materials for the media:

• Stainless steel media (304/316)
• Corundum ball (ALO)
• Columnar zirconia balls (ZRO)
• polyurethane ball (PU)
• Agate ball (SIO)
• Zirconia ball (ZRO)
• PTFE ball (PTFE)
• Tungsten carbide ball (WC)

Optional materials for the tank:

• Stainless steel (304/316)
• Nylon (PA)
• Silicon Carbide
• Zirconium Oxide Tank (ZRO)
• Corundum Tank (ALO)
• Polytetrafluoroethylene (PTFE)
• Nylon (MC)
• Agate Ball Mill (SIO)
• Tungsten carbide (WC)
• Polyurethane (PU)
• Polypropylene can (PP)
• Stainless Steel Vacuum Tank

Inovatec uses the latest gear noise reduction technology and fully enclosed oil seal patented noise isolation design to control operating noise.

Therefore, the laboratory ball mill’s stability and lifespan are increased by more than five times.

It is the comfort of laboratory use, efficient sample processing.

Inovatec machinery is the leading planetary ball mill manufacturer and supplier in China with 20 years’ experience.

Unique appearance & structural design and strict production technology help Inovatec lab ball mills become the most well-received products.

Contact us today and get a fast quotation!

Planetary Ball Mill FAQ Guide

1. What is a Planetary Ball Mill?

Planetary ball mills are versatile machines that can be used to reduce the sizes and also grind elements to the most exceptional degree.

The machine can also be used for mixing, preparing samples, nano-material dispersion, and small batch production of elements.

Its services can be applied in many areas of research (scientific and geological researchers widely use the planetary ball mill) both in the industry and in academia.

The machine is widely used to prepare geological samples, that is, reducing or grinding rocks and minerals, also, the preparation of environmental samples, for example, soil, etc., and new material research.

The planetary ball mill is also used in the preparation of ceramics and also reducing the size of glass without damaging it.

The machine is exceptional at its performance as it employs both friction and impacts working principle.

The rotation of the sun wheel along its axis together with the ball mill tanks spinning on their axis leads to the generation of extremely high centrifugal forces.

The centrifugal forces, in turn, lead to rapid particle reduction size.

Most modern planetary ball mills have a multi-language graphical user interface. The user feeds in the data required to the machine through this platform.

You can set its spinning speed, the direction of spin, and even the duration you’d want it to run. Time can be selected in hours, minutes, and seconds. You can also set break time duration in hours, minutes, and seconds.

Speeds can be increased or reduced depending on what you are working on. A typical planetary ball mill will have a minimum rotating speed of 100 rpm and a maximum of 650 rpm.

After setting all the parameters, then you can start grinding. Another cool thing about the planetary ball mill is that it requires minimal to no supervision when working. You can even set a regular hour when grinding should start.

The machine also comes with different sizes of jars ranging from 12 to 500 ml, where grinding can be achieved to the fineness of less than 1μm.

The best thing about the planetary ball mill is that it is small in size and does not produce a lot of noise. That makes it ideal for laboratory researches and in universities.

The planetary ball mill works by rotating both the sun-wheel and the grinding jar. It creates superimposed rational movements, for example, where one complete rotation of the sun wheel along its axis will make the grinding jar counter-rotate twice, making the speed ratio 1:-2.

A typical planetary ball mill will come with a range of accessories to make your work easier. As stated earlier, it comes with different sizes of grinding jars ranging in size from 12 to 500 ml.

These jars also come with balls and beads of different sizes and materials.

When carrying out research in the field, there is a high possibility of coming into contact with toxic or hazardous material. The planetary ball mill will also come with safety closure devices.

The safety closure devices clamp the lid of the jar securely to prevent exposure to a given toxic or hazardous material.

Also, you may want to prepare materials under a closed atmosphere to avoid oxidation. A planetary ball mill will come with different lids for your jars.

For this particular case, you are going to use a lid with the inlet and outlet valve.

The inlet and outlet valves allow you to grind your element while supplying a gas of your choice, for example, argon, to the sample.

2. How does a planetary ball mill work?

The planetary ball mill works in an exciting way.

Check this out:

The planetary ball mill, just as its name suggests, works like the planetary system. There are four grinding jars positioned on the sun wheel. The machine creates superimposed movements.

The grinding jars do rotate in an orbit around the center. Once the grinding jars begin spinning and rotating, centrifugal force is generated.

This force leads to the robust grinding effects of the planetary ball mill.

Due to the similarity in working of the planetary system and planetary ball mill, there is the generation of more forces which work according to the Coriolis acceleration.

Coriolis acceleration is simply the acceleration considered when bodies move in circular motion either towards or away from the center.

As a result, the planetary ball mill thus generates an intensive grinding effect between the sample and the grinding balls.

The grinding media, the intense centrifugal force, and Coriolis acceleration cause stress to the element being ground, which reduces the time and cost and increases the efficiency of grinding using the planetary ball mill.

Check this out:

Now, the planetary ball mill has two superimposed movements. The widely employed rational ratio used by planetary ball mills is 1: -2; meaning for every rotation the sun wheel makes, the grinding jars make two rotations, but in the opposite direction hence the -2.

For different samples, different grinding jar sizes are used. Also, different grinding materials are used together with different grinding jar lining, for example, Zirconium oxide (ZrO₂), Tungsten carbide, Stainless steel, etc.

You can control the working of a planetary ball mill by interacting with the machine using its control center. Most modern planetary ball mills have a multi-language graphical user interface.

The user will feed in parameters required to grind or reduce the size of an element. You’ll just need to set the spinning speed, the direction of spin, and even the duration you’d want it to run.

Then, time can be selected in hours, minutes, and seconds. You can also set break time duration in hours, minutes, and seconds.

Speeds can be increased or reduced depending on what you are working on. A typical modern planetary ball mill will have a minimum rotating speed of 100 rpm and a maximum of 650 rpm.

Also, high temperatures are essential to enhance the rate of reaction. Most planetary ball mills can be modified to include temperature controls.

The planetary ball mill requires minimal to no supervision when working. You can even set a regular hour when grinding should start.

The planetary ball mill is adjustable to match the requirement of the element or materials that are being ground. The planetary ball mill by far reduces the time used during grinding to up to 60%.

The planetary ball mills can grind hard, medium-hard, fibrous, for example, ores, minerals, ceramics, chemicals, etc., and brittle material. The planetary ball mill will grind to the most exceptional degree – less than 1μm.

Then, the best thing about the planetary ball mill is that it is small in size and does not produce a lot of noise. That makes it ideal for laboratories and in universities.

When carrying out research in the field (geological, scientific, etc.), there is a high possibility of coming into contact with toxic or hazardous material.

The planetary ball mill will also come with safety closure devices.

The safety closure devices clamp the lid of the jar securely to prevent exposure to a given toxic or hazardous material.

Also, the preparation of metal powders while still avoiding oxidation has never been made easier. You can change the grinding jar’s lids to those which have both inlet and outlet valves.

Then, through these valves, you can allow any inert gas of your choice, for example, argon, to pass through your element and prevent oxidation during the grinding process.

3. Which materials can be used in planetary ball mills to reduce sizes?

Now, different materials can be used to reduce the sizes of elements, depending on the nature of the sample.

The media you choose also depends on whether the process will be wet or dry grinding.

Now, the planetary ball mill uses the following media to achieve your desired objective:

The machine can use stainless steel balls, which are very robust in nature and can aid in grinding any element easily in both wet and dry conditions. These stainless steel balls come in different sizes in diameter.

Another material is the zirconia balls. They are widely used and also come in different sizes in diameter for different grinding jars. You can also use columnar zirconia balls.

Check this out:

Polyurethane balls (PU balls) are put in use to aid in the grinding process. PU balls do not wear out quickly. The PU material is robust in nature, which makes PU balls ideal for prolonged use in the planetary ball mill grinding and size reduction process.

Other elements include corundum balls, agate balls, and tungsten carbide balls, all of which come in different sizes in diameter for efficient grinding.

The above materials work comfortably in both wet and dry conditions.

4. What is the optimum spinning speed of a planetary ball mill for efficient and effective size reduction?

Planetary ball mills work by employing the impact and friction working principle to reduce sizes and grind elements to a fine powder.

There are factors that you should consider so that you can determine the optimum speed for your cycle. For instance, you have to consider the diameter of the mill.

Mostly, the rotation is between four to twenty revolutions per minute. As the diameter becomes bigger, the revolutions per minute are expected to be slower.

The reason why grinding at the optimum speed is important is because when the spins become too great, the grinding jar begins to act like a centrifuge.

Once the grinding jar starts acting as a centrifuge, the balls tend to stay on the perimeter of the mill instead of falling back. At this point, you can say that the mill has achieved critical speed.

This makes the process inefficient because more time and energy is needed to achieve the desired grind or size reduction.

Check this out:

Now, to have the best results when using the planetary ball mill. You have to operate the ball mills in a closed environment. The ball media used for grinding should be bigger.

The elements are then spun at the recommended speeds. The importance of working in a closed system is that the material may be ground to the most exceptional degree or simply reduced in size.

Here’s a way you can find your planetary ball mill’s critical speed:

where CS = critical speed in revolutions per minute and D = the inner mill diameter in feet.

Many modern planetary ball mills do operate at an average of 70% of their critical speed.

In summary, the optimum revolutions per minute of a planetary ball mill for effective and efficient grinding are four to twenty revolutions per minute (dry grinding).

You can use the above formula to determine your critical speed.

5. Is acquiring a planetary ball mill expensive?

A planetary ball mill is essential, especially if you are in a scientific or geological field. You can use the planetary ball mill to run as much experimental researches as you wish.

Acquiring a planetary ball mill together with its grinding jars comes with grinding balls of different sizes in diameter and of different materials, for example, stainless steel grinding balls, PU grinding balls, zirconia grinding balls, etc.

The planetary ball mill goes for at most $4000. The price is worth the machine because it’s advantages surpass its downsides.

A planetary ball mill is robust. It grinds to the most exceptional degree. The planetary ball mill’s robust nature helps it reduce the time used during grinding to up to 60%.

The planetary ball mill can employ both wet and dry grinding. You can work on toxic or hazardous material. The machine comes with safety closure devices that clamp the lid of the jar securely to prevent exposure to a given poisonous or harmful sample.

The planetary ball mill has a multi-language graphical user interface for you to issue instructions to the machine through it. You’ll just need to set the spinning speed, the direction of spin, and even the duration you’d want it to run, including break time durations.

6. Is running a planetary ball mill expensive?

A planetary ball mill is one of the most efficient and effective size reduction and grinding machines.

Running a planetary ball mill is not costly, bearing in mind the rules set for effective grinding. The planetary ball mill comes with grinding jars of different sizes.

These jars, in turn, come with grinding balls of different sizes and materials.

The planetary ball mill does not consume a lot of electricity when running. It uses a maximum motor power of 1.5kw as well as the inverter power.

Then, the balls used for grinding are made of robust materials. For instance, there are stainless steel grinding balls. These balls come in different sizes (diameter) to cater to different materials.

You can also find polyurethane grinding balls (PU), which do not quickly wear out. The PU grinding balls also come in different sizes in diameter.

Check this out:

You are just required to clean these balls thoroughly after each run so that you can remove any toxic or hazardous materials from them. Also, you need to clean them carefully to avoid contamination of the next sample to be ground.

Bottom line:

Running a planetary ball mill should not be expensive, provided you follow the set grinding rules.

7. In what fields are the services of a planetary ball mill widely employed?

The planetary ball mill is a high-tech grinding machine that can be employed in almost any research facility. Its small size and noiseless features make it even more suitable for many research facilities.

The planetary ball mill can be used in laboratories to reduce the sizes of particles of elements that are under experiment. These planetary ball mills can handle even fragile samples such as glass without breaking it.

The machine can also be used to prepare and mill samples as well. Such preparation is essential, especially in the geological fields when dealing with fossils.

Planetary ball mills can also finish small batch parts by simply deburring and polishing elements. Thanks to its robust nature, such processes do not take a lot of time to complete.

You can also prepare materials that you’d not want to oxidize. Through the use of the grinding jar, which has an aeration cover – used to cover grinding jars when using inert gases, for example, argon.

The aeration cover has two valves, an inlet, and an outlet valve, where inert gas is passed through during the grinding process.

8. What working features does the planetary ball mill have for maximum process efficiency?

The planetary ball mill works in an exciting way. It employs its features to achieve perfection and efficiency when working.

Check this out:

The planetary ball mill grinds or even reduces the sizes of elements using the impact and friction principle. This working principle works on soft, hard, brittle, and fibrous. These materials can either be dry or wet; the machine can do both wet and dry grinding.

Also, the planetary ball mill can grind metals into powder without oxidizing them using aeration covers. These aeration covers are used to cover grinding jars when using inert gases.

They have two valves: input and output. You can use an inert gas of your choice, for example, argon.

The planetary ball mill comes with grinding jars of different sizes, each of which comes with balls and beads of various dimensions (diameter) and material.

The multi-language graphical user interface also helps you interact with the planetary ball mill. Through this platform, you get to set working parameters.

You can set running time in hours, minutes, and seconds. Similarly, you can set break time durations and also a particular starting time for the planetary ball mill to start grinding daily, even in hours, minutes, and seconds.

The best part about planetary ball mills is that you can load more than one grinding jar at the same time. This means that you can grind different elements at the same time. How awesome is that! The planetary ball mill saves you both time and energy.

Further, the machine requires minimal to no supervision when running. It is an ideal machine to use for scientific and geological researches as you are forced to multitask in these fields.

You can use the planetary ball mill to run trials and continuous use. It is highly efficient and produces extremely minimal noise.

There are some additional cool features, such as where the planetary ball mill can detect temperature and pressure in the ball mill carrier.

The planetary ball mill has a very robust grinding flexibility. It can be used in almost any research industry or institute.

9. How does the planetary ball mill grind elements?

You will first add grinding balls to the grinding jar. Then, you will add the element you desire to grind. You will also need to ensure that you’ve used the correct amount of grinding balls, bearing in mind their sizes (diameter).

After placing the grinding balls and the element to grind, make sure you mix them well so that grinding becomes effective.

Then, cover your grinding jar with the appropriate lid. Remember, you can use an aeration cover for metal powders not to oxidize.

Then once you’ve finished setting up and ensuring that the planetary ball mill is ready to go, you are required to feed instructions to the planetary ball mill through the multi-language graphical user interface control console.

You will set up the period in which the process is supposed to run and, if necessary, break time durations. The planetary ball mill requires minimal to no supervision as it can handle tasks on its own.

Through the control console, you will also set up the speed. Remember not to set an extremely high speed, as the grinding jars will act as centrifuges.

Once the grinding jars start acting as centrifuges, the balls tend to stay on the perimeter of the mill instead of falling back. At this point, you can say that the mill has achieved critical speed.

Many ball mills operate at an average of 70% of their critical speed. You do not want the machine to run at 100% of its critical speed because the process will become inefficient and uneconomical.

Also, the critical speed should not go below 65% because the process will take more time to complete, meaning that it is yet again inefficient and uneconomical.

The planetary ball mill has a working principle of impact and friction. The planetary ball mill is equipped with four ball mill tanks and the sun wheel that rotates on its axis. The ball mill tanks also revolve around the sun wheel in a planetary fashion, hence the name planetary ball mill.

The grinding jars do rotate in an orbit around the center. Once the grinding jars begin spinning and rotating, centrifugal force is generated.

The centrifugal force is so strong and acts profoundly on the element being ground.

The process can take up to 45 minutes, depending on what it is you are grinding. The planetary ball mill grinds products to the most exceptional degree, as little as 0.1 microns.

If you wish, you can check how the process is going on via the acrylic window, which happens to be explosion-proof and, of course, transparent.

You will then offload your grinding jars from the machine and check the final product to determine whether you have achieved your objective.

The planetary ball mill can carry out as many trials as you wish and can run continuously.

10. What capacity of elements can the planetary ball mill grind comfortably in a single cycle?

The capacity which a planetary ball mill can grind comfortably depends on the nature of the element, together with the grinding jar to be used.

The planetary ball mill comes with different sizes of grinding jars, the largest of them being 500 ml.

When grinding, you need to make sure that you’ve used the correct amount of grinding balls, that will correspond with the size of the element you want to grind.

Make sure that you’ve mixed well the grinding balls and the element to grind. A perfect mixture will ensure that your grinding is efficient and effective.

After grinding, remember to clean your grinding balls thoroughly. Cleaning them will remove any hazardous materials. Further, cleaning your grinding balls ensures that there is no contamination of the next element to undergo grinding.

11. What grinding media does the planetary ball mill use?

The planetary ball mill can use stainless steel balls, which are very robust and can aid in grinding any element easily in both wet and dry conditions. These stainless steel balls come in different sizes in diameter.

Zirconia grinding balls are widely used and also come in different sizes in diameter for different grinding jars. You can also use columnar zirconia balls. They work just as well.

See this:

Polyurethane balls (PU balls) are put in use to aid in the grinding process. PU balls do not wear out quickly. The PU material is robust, which makes PU balls ideal for prolonged use in the planetary ball mill grinding and size reduction process.

Other elements include corundum balls, agate balls, and tungsten carbide balls, all of which come in different sizes in diameter for effective grinding.

The above materials work comfortably in both wet and dry conditions. They come in different sizes in diameter.

12. What factors should be considered when acquiring a planetary ball mill?

Before buying a planetary ball mill, there are some key factors you need to consider. These factors help you to select the best grinding machine for you.

The first consideration needs to be the cost. There are some planetary ball mills that are more expensive compared to others.

You’ll need to select one that offers what you need and, at the same time, economically feasible.

Secondly, consider its efficiency. How much power does it consume? Does it complete tasks quickly and effectively?

Ask yourself:

How long can the planetary ball mill that you are about to acquire run?

Another factor that needs consideration before buying a planetary ball mill is how modern it is.

The most modern planetary ball mills have cool features, for example, a multi-language control console, which helps in setting working parameters for the planetary ball mill.

Also, consider the extras that the planetary ball mill comes with. There are planetary ball mills that come with additional features such as temperature and pressure display during grinding.

Most modern ball mills are the best because they offer the best services in an extremely efficient way.

13. What safety features does a planetary ball mill have?

The planetary ball mill has an impeccable record when it comes to grinding. The planetary ball mill is a high-tech grinding machine that can finish parts in small batches by polishing and deburring them.

The ball mill has some very cool safety features. First, the machine has a thick, beautiful metal sheet that protects the inner, fragile components of the device from damage.

The planetary ball mill has a safety switch. The switch has to be on for the machine to start running. This prevents any accidental starts, which may harm you.

Also, when the machine senses that its cover is open, it automatically stops running to prevent damages and bodily harm to the operator.

Communication between the operator and the machine is also vital. The multi-language graphical user interface is beneficial as it helps ensure the safety of the user.

The control console is easy to use, highly convenient, and also practical. With such a powerful machine, you must learn to command it clearly.

When moving the machine, you should not face any significant challenge as the device has a universal wheel to move easily.

The planetary ball mill also has an automatic cooling fan that cools the planetary ball mill. That, in turn, cools vital parts of the machine.

You may also want to see the action going on in your planetary ball mill. However, you know that once you open the lid, the machine will stop running, thus hindering your quest to see the action.

The good news is that you can now view what is going on in the planetary ball mill through an explosion-proof window. The window is transparent, and that makes it possible to get all the information going on in the planetary ball mill.

14. What is the process of wet grinding using a planetary ball mill?

Wet grinding involves crushing particles to less than ten microns. Long grinding times are required for a productive and successful process.

For wet grinding, you’ll need to use a dispersant liquid, which may be water, alcohol, long-chain molecules, or even a buffer. The primary aim of using a dispersant liquid is to separate particles of the element you want to grind.

Now, for the process to be complete, you’ll need to use small grinding balls. Small grinding balls tend to get a lot of friction. The best small grinding balls for wet conditions are those smaller than 3 mm.

Also, your grinding tools need to be robust; that is, they do not wear out quickly. An example of such a material is Zirconia oxide, and even Polyurethane (PU).

You also need to ensure that you use grinding jars and grinding balls of the same material to avoid damages. Some grinding balls are more durable than other grinding media, which may end up damaging both the grinding jars and grinding balls.

First, place your grinding balls inside the grinding jar. The grinding balls should not fill the grinding jar. Instead, it should be two-thirds of the grinding jar’s volume.

Add your sample material and then mix the sample with the grinding balls carefully. Then add an appropriate dispersant liquid.

You’ll know the dispersant is enough when the mixture becomes viscous like vehicle engine oil. You’ll also have to ensure that the dispersant covers the mix.

It would be safe for you to use a safety closure device for wet grinding – the reason being the development of excess pressure because of the frictional heat when the grinding action is taking place.

Always check your lid for damages before covering your grinding jar. After that, load the safely secured grinding jar on to the planetary ball mill and set your working parameters via the multi-language graphical user interface control console.

You can now begin grinding. After the grinding process, you are required to offload the grinding jar from the planetary ball mill.

You are only allowed to open the grinding jar only after cooling. The friction may have generated pressure, which can hurt you seriously or lead to a loss of lives.

It is important to note that during the grinding process, the sample may become thicker. You’ll need to check the viscosity and add dispersant if necessary.

You can then sieve the sample to separate your grinding balls and your sample. Add a dispersant to separate the sample from the grinding balls. The grinding balls should now be on top of the sieve.

Make sure you clean the grinding balls well to avoid contamination of another sample during grinding.

15. What is the process of dry grinding using a planetary ball mill?

Dry grinding is not widely used today.

Now, when you are dry grinding, you have to be extremely careful. A planetary ball mill is a robust machine that can complete the grinding process quickly.

You’ll first have to ensure that you have a grinding media that is strong enough. The only way you can determine that is by understanding the nature of your sample or element.

You’ll first start by adding the grinding media into the grinding jar. You should make sure that your grinding jar and grinding media are made of the same material. This will make sure that you avoid damaging your grinding jars or grinding balls.

Add the grinding balls up to the grinding jar. Then add the sample to the grinding jar. Ensure that you mix them carefully so that when grinding begins, the sample is completely crashed.

You can use a safety closure device to secure the grinding jar. You’ll need to secure the grinding jar’s top because temperature and pressure may get high because of the friction and impact.

After the cycle, ensure first that the jar has cooled down before opening it. Failure to do so may result in serious injuries, damage to property, or, worst of all, loss of lives.

You can separate the grinding media and the sample by simply using a sieve. Later on, you can clean your grinding balls to avoid contaminating the next sample that needs to be ground.

16. What are the benefits of using a planetary ball mill?

The planetary ball mill is a robust and useful tool in the fields of science and geological research. They can also be used for small batch finishing.

There are advantages of grinding and reducing the sizes of elements using a planetary ball mill. Check them out:

Firstly, a planetary ball mill is robust. Its robust nature makes it grind samples quickly. Grinding can be achieved to the fineness of less than 1μm using the planetary ball mill.

The planetary ball mill’s robust nature helps it reduce the time used during grinding to up to 60%. This shows how effective and efficient the machine is.

The machine comes with different sizes of grinding jars. Also, these jars come with balls and beads of different sizes and materials.

Secondly, the planetary ball mill is a benchtop machine, making it suitable for laboratory space. The planetary ball mill does not produce a lot of noise when spinning.

Thirdly, the planetary ball mill can employ both wet and dry grinding. You can work on toxic or hazardous material. The machine comes with safety closure devices that clamp the lid of the jar securely to prevent exposure to a given poisonous or harmful sample.

Another advantage is that the planetary ball mill has a multi-language graphical user interface for you to issue instructions to the machine through it. You’ll just need to set the spinning speed, the direction of spin, and even the duration you’d want it to run.

You can also set a given cycle’s time to be selected in hours, minutes, and seconds. Break time durations can also be set via the multi-language graphical user interface.

Conclusion

• The planetary ball mill is robust, making it grind faster and more effectively.
• The machine comes with different sizes of grinding jars, where in turn, these jars come with balls and beads of different sizes and materials.
• The machine is small enough and does not produce a lot of noise when running, making it suitable for research both in the industry and in academia.
• You do not have to acquire two separate grinding machines for wet and dry grinding of elements. The planetary ball mill offers these services using the same machine.
• The multi-language graphical interface aids you in setting your working parameters, including running time, break time duration, and a specific time that you’d find most appropriate for the machine to start running.
• Planetary ball mill jars are non-sticky. They are known for minimal to no contamination of elements, which essential because these machines are widely used for research purposes.