Content

  1. What is an electric grinder for?
  2. What can be done with a brush sander
  3. The principle of operation and the device of the tool
  4. The better the brush design
  5. The device must be selected taking into account the functions performed.
  6. Top best brush grinders

Ranking of the best brush grinders in 2022

Ranking of the best brush grinders in 2022

One of the most important tools used for grinding parts is a brush grinder. What you need to know when choosing such an abrasive tool, and what you should pay attention to when buying it, will be discussed below.

What is an electric grinder for?

Recently, when decorating the premises of hotels, restaurants and other buildings, more and more emphasis is placed on beautiful wooden details, artificially aged with a grinding tool. Many of these ideas are adopted by private craftsmen when working with wooden products. Designers build a certain emphasis on wooden elements, adding them to the decoration of buildings on an ongoing basis.

Such projects are quite expensive. Good craftsmen do not charge less than 400 rubles per 1 sq. m of such coverage, in addition, the cost of the material itself should be taken into account. So aging your favorite wooden part will be quite an expensive pleasure. Of course, you have to pay for the pleasure, but if there is an opportunity to do such a thing yourself, maybe it's worth doing it?

If you decide to age the facade of the building or completely brush the interior decoration of the room, then the order for such work will come out in a very large amount. But this is not a reason to abandon your plans and abandon your undertakings. There is special equipment, the purchase of which will not only help save on interior decoration, but also bring a plus to the budget. In addition, such a tool, being at hand, will help to remake any wooden product in the future. You no longer have to resort to the services of expensive specialists.

What can be done with a brush sander

All sorts of cracks, artificial aging, imitation of annual tree rings, embossed or cobweb effects - all this becomes quite possible if you use a brush grinder. It is for such effects that wood craftsmen love such a tool.No other tool can achieve such effects, only a grinder, with a brush spinning at very high speeds, on which there are many small nylon fibers. Given that a variety of attachments for such a tool are sold, you can achieve various effects when working with wood. Here are just a few ways to use such a tool:

  1. It is possible to remove old coatings of paint when working on updating the facade of a house.
  2. The effect of an old tree is created when updating the interior on a lining or tree.
  3. When working on the restoration of old furniture, special nozzles will help to remove old, loose layers of wood.
  4. To obtain a two-tone surface when working with specially fired wood.
  5. Independent production of furniture with the effect of antiquity.
  6. You can age the decorative elements of the design of the house.
  7. Production of special interior elements, such as lamps and lanterns.

Metal work

If you need to work with various metal or aluminum products, then such a grinder will also be very necessary. The main thing is to choose the right grinding wheel, because for each material it will be different. What is the purpose of this tool:

  1. Remove old, unnecessary paint, varnish and putty.
  2. You can clean the surface of a metal product from rust.
  3. Polishing the product, hiding and removing all kinds of scratches.
  4. Cleaning the product from a variety of contaminants.
  5. The metal product gets a matte effect.

When processing metal, metal bristles will have a more gentle effect on the product than abrasive materials.As a result, the old metal is compacted, small pores are tightened and closed, and the part becomes more resistant to various physical influences.

The principle of operation and the device of the tool

The product is produced in two types. This is a planer design and a device made in the form of a grinder. The first option is designed for processing large perimeters. In this case, it is convenient to hold the device with your hands and control it at high speeds. The second option is designed for grinding hard-to-reach surfaces. It is convenient to handle edges and corners with such a tool, since in this design the brush is taken out separately. The device is widely used by consumers.

The mechanical part of the brush grinder is driven by an electric motor. A small roller is used as a working element, which consists of a large number of small villi. The bristles are made of metal or nylon, the choice depends on the type and nature of the treated surface. A positive fact is that the grinder has a speed control. For metal processing, a high speed of rotation of the roller is required. You can grind wood at low speeds. The start button has a latch. With it, you do not need to hold the button during operation.

Most machines have a dust extraction system in their design. It can be an ordinary bag or a vacuum cleaner. It is much easier to work with the dust removal system, because there is no dust cloud around the worker and there is no need to wear protective equipment. It also takes less time to clean up.

As the brush passes over the workpiece, the hard bristles abrade the workpiece through the rotation and pressure of the operator.They change the structure of the metal, removing its less resistant layers. After processing, the surface acquires a completely different shade. Everything is easier with wood products. After grinding, they are impregnated and painted. Here you can choose a variety of colors. Nozzles for metal processing have a different composition. They can be selected in such a way that the part will have a mirror surface.

The better the brush design

Many people ask themselves the question “do I need a grinder at all?”. After all, the nozzle roller can be installed on a drill and also process the surface. Many craftsmen do just that. But the end result is not always what you want.

When processing the surface with a simple round brush, the contact area is very small. Therefore, it will take a long period of time to grind a tiny piece of wood. This method is suitable if the master makes small decorative elements (candlestick, stand, frame). The processing of a large array of wood (table top, bench) will require another tool. For bulky work, a brush grinder is the best option. In one pass, it will take the width of the treated surface from 100 to 150 mm. It will be several times faster and more efficient. The end result will not disappoint.

The device must be selected taking into account the functions performed.

It is necessary to determine the quality and composition of the treated surface. You need to understand which brushes will be used. After that, you can take up the selection of the unit. First of all, you need to study the instructions and technical characteristics of the proposed products well:

  1. Power - is selected depending on the material being processed. For grinding wooden products, a large indicator is not required.A power unit of 800-850 watts will be enough. Metal processing requires a lot of money and effort. Therefore, the device should have a power of about 1500 watts.
  2. Rotation frequency. Grinding brushes come in different diameters. For their unwinding, the electric motor must make some effort. The larger the diameter of the circle, the higher the speed should be. For many devices, the speed reaches 3000-4000 rpm. However, an important point is the presence of speed control on the apparatus. In this case, the machine can be configured for both iron grinding and wood processing. For metal, the maximum values ​​​​are usually set. Wood can be sanded at 1000 rpm.
  3. Working element diameter. The instructions usually indicate the size of the brush. The larger it is, the faster and more efficiently the device will polish the work surface. So for processing walls and bulky metal surfaces, it will be more profitable to buy a work item with a diameter of 12 cm and a length of at least 10 cm. A roller 6 cm long is suitable for working with small products.
  4. Weight. On sale there are devices weighing 2-3 kg. It is easy to work with such devices for a long time. With their help, it is easy to process surfaces in any position (for example, a baluster for stairs can be polished from below and from above). Larger instruments reach a mass of 4-5 kg. Such units will be more profitable to process large flat surfaces that are in a horizontal position. In this case, the mass of the grinder will facilitate the work of the master, since he will have to exert less effort when pressing his hand on the tool. The brush itself will bite into the surface of the material under the weight of the body of the product.

Top best brush grinders

The top includes the best technique that users have identified:

Makita 9741

Makita 9741 is a multifunctional technique. It is used for stripping, grinding, polishing, and allows you to structure the wood of various species.

This is a versatile unit. With it, structuring, sanding, cleaning and polishing various surfaces will no longer be a problem. The design of the machine allows you to adjust the grinding depth, quickly and easily change brushes, and connect a vacuum cleaner. Besides, this model has double protective isolation and especially strong power cord.

Makita 9741 is a professional instrument produced by one of the most famous manufacturers. Its main feature is the presence of a nylon brush, which has a cylindrical shape. It is she who is used during the structuring of wood.

The design of the Makita 9741 allows you to connect a dust collector. This will help save time on cleaning, which must be done at the end of the grinding work.

For other woodworking work, it is recommended to purchase a mandrel shaft. It will allow you to connect other nozzles to the grinder, including polishing and abrasive rings. Replacement of brushes and nozzles is carried out using a conventional hex wrench.

Makita 9741 allows you to independently adjust the depth of grinding. This can be done using the outer roller, which is located on the front of the tool body. Thanks to the presence of this simple device, uniform pressure is ensured on the material being processed, which significantly improves the quality of the work performed.

This model is easy to use. Its weight is 4.2 kg, which allows you to create the necessary pressure on the treated surface. All that is required from the operator is the uniform movement of the tool.Two handles, which are located on the body of the grinder, allow you to control the entire workflow as much as possible, and the arc-shaped handle, which is located in front, makes it convenient.

When performing long, continuous work, the operator can block the switch trigger, which is also a clear plus.

Makita 9741 is an ergonomic tool with a low center of gravity. It is perfectly balanced and equipped with a large start switch, which is always at hand.

Makita 9741 has an emergency automatic engine braking system. This feature allows not only to reduce the operating time, but also to prevent damage to the processed material.

Makita 9741
Advantages:
  • ergonomic prior with a low center of gravity;
  • you can block the switch trigger;
  • the machine allows you to independently adjust the depth of grinding;
  • dust collector.
Flaws:
  • missing.

Sturm AG1014P

This model is used to process:

  • metal;
  • wood;
  • plastic;
  • composite materials.

It is able not only to grind, but also to clean the surface from various kinds of contaminants, efflorescence and remove old coatings. The Sturm AG1014P is equipped with a powerful 1400W motor that is capable of maintaining rpm under load and can deliver consistently high performance. If necessary, the number of revolutions can be reduced or increased.

The casing protects the worker from abrasive dust. It prevents small particles from entering the eyes. The design of the grinder provides simplified access to the brushes, which greatly simplifies its maintenance.

Sturm AG1014Pi
Advantages:
  • on the back of the body is a long handle, providing comfortable use of the tool;
  • the presence of a button that locks the spindle;
  • power button lock;
  • electronic speed control system;
  • the polymer case guarantees protection against breakage if it is damaged.
Flaws:
  • missing.

Metabo S 18 LTX 115

This model is used not only for grinding, polishing and cleaning surfaces, but also for their aging, satin finish.

The model is equipped with an 18 V lithium-ion battery. It has no memory effect and is protected from self-discharge. The charge level is controlled by a built-in indicator.

The start of work is not accompanied by a characteristic jerk, which is possible due to the soft start. 3000 revolutions are made in 60 seconds. To work with this tool, it is recommended to use nozzles with a diameter of 100 to 200 mm. In this case, their length should be from 50 to 100 mm.

A special shield protects the worker from accidental injury, and convenient control is provided by the auxiliary handle.

Metabo S 18 LTX 115
Advantages:
  • relatively small overall dimensions;
  • reliable and wear-resistant engine;
  • the ability to quickly adjust the protective shield and the position of the handles;
  • uniform grinding of the processed material;
  • the presence of a rotary battery pack;
  • the presence of a dust filter that prevents the penetration of large particles into the engine;
  • the presence of an engine protection system against overloads, which prevents it from overheating;
  • smooth start of the tool when turned on;
  • the presence of a protection system against repeated, unintentional start of the tool after an interruption in the power supply;
  • battery level indication.
Flaws:
  • missing.

Mekkan MK81206

In the modern world, you can create many interesting things for the interior of an apartment, for example, aging wood in an artificial way or getting details from steel with a satin finish. All this can be done independently, using a MEKKAN MK81206 grinder. It has many functions, including satin, brushing and brushing. For those who want to achieve a mirror finish, a brush sander will also come in handy.

To get the desired result, it is not enough just to take the device, it is important to set it up correctly. In turn, the grinder in the process of work must also be adjusted according to the pressing force and the material itself. To facilitate these processes, MEKKAN MK81206 provides constant electronics and the ability to adjust the speed. The master can set the working speed in the range from 0 to 3000 rpm.

Mekkan MK81206
Advantages:
  • complete with the tool there is everything in order to immediately start processing: a set for installation, a steel brush and an additional handle;
  • the device meets the requirements of electrical safety. Double insulation allows the grinder to be used even when connected to an ungrounded electrical source;
  • the width of the processed surface can reach 110 mm, so the master should not be afraid of a large amount of work, because thanks to the extensive grip, processing will take less time;
  • the finger of the hand may get tired from constantly holding the button. The manufacturer foresaw this situation and made the button lock;
  • replacement of brushes is easy, thanks to open access to the nodes.
Flaws:
  • missing.

Interskol ShM-110/1400EM

Belongs to the type of brush grinders.The tool from Interskol is universal, since it can be used to process a variety of types of surfaces, be it metal, wood or plastic. They can grind surfaces, satin and polish. Its advantage over other grinders is that the tool is able to process uneven surfaces due to its brushes. It also has the function of brushing - a method of processing wood, in which hard layers intersect with soft ones.

Interskol ShM-110/1400EM
Advantages:
  • brushing function;
  • the rubberized surface of the handles prevents accidental slipping of the hand during operation;
  • the tool is able to handle uneven surfaces.
Flaws:
  • missing.

Messer M3015

The drum type hand tool is capable of many grinding tasks. Depending on the type of nozzle chosen, the metal is polished with a grinder or, conversely, the surface is dulled. It also removes rust and emphasizes the beautiful texture of wood by brushing.

The grinder has a comfortable handle with a non-slip coating. Ventilation openings on the case do not allow the engine to overheat during operation. Smooth speed control allows the master to choose the optimal mode for each type of work. The set includes a polishing brush.

Messer M3015
Advantages:
  • comfortable handle with non-slip coating;
  • ventilation holes on the case;
  • set of nozzles.
Flaws:
  • missing.

Working with a brush grinder has a lot more variety of pluses than minuses. That is why, such a tool is used not only by private craftsmen, but also in large industries.The main thing is to choose the right tool for each specific task.

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