Principles of selection and operation of metal brushes


Every man should have such things as a grinder and a drill in his assortment of tools. A grinder can clean metal from old paint and corrosion. In everyday life, a drill can greatly facilitate repair work if you need to stir any mixture or tighten screws.

But each of these tools has a common goal - cleaning the surface from rust and corrosion. For this, metal brushes are used. You can find photos of metal brushes on the Internet so you don’t make a mistake in choosing. In this article we will look at the types of brushes.

Brushes for drills and grinders

Tools such as drills and grinders can clean any surface from rust and corrosion. Let's look at the main types of brushes.

Popular brands

Companies involved in the manufacture of power tools are considered to be the highest quality manufacturers of attachments. It is noteworthy that such a tool works perfectly not only with related equipment, but also with other angle grinders. The most common brands are:

  • Intertool;
  • Dremel
  • Lessmann;
  • Mastertool;
  • Novotools;
  • S&R;
  • Sigma;
  • Spitce;
  • Sturm;
  • Dexx;
  • Matrix;
  • Wortex;
  • Verto;
  • "Bison";
  • Sibrtech.

Traditionally, Chinese manufacturers occupy the budget niche of the market. European companies are distinguished by their high cost and excellent quality. Russian companies offer products in the mid-price category and of appropriate quality. It should be remembered that the production facilities of some domestic manufacturers are located in China.

Cup brush

The brush is capable of cleaning the surface from traces of concrete and corrosion. This kind of metal brush for grinders and drills is often used for processing flat steel products.

If you need to treat a wooden surface, you should use a nylon brush.

Material of manufacture

The bristle material is the main evaluation criterion for the nozzle. Other parameters listed above depend on it. Modern manufacturers prefer the following materials:

  1. Metal. This category includes brushes made of iron, brass, copper, and alloys based on them. Metal bristles have unique properties: with the help of hard bristles you can thoroughly clean the surface of burrs, traces of corrosion and old paint. Soft metal grinder attachments, which include bronze and brass, are designed for processing parts that require delicate handling, such as copper plates.
  2. Steel. Attachments made of pure and brass-coated steel differ from classic metal brushes on an angle grinder. Stainless steel bristles are excellent for cleaning related metals and aluminum. Steel is used for rough cleaning of products, regardless of the type of surface. The brass layer protects the nozzle from premature corrosion. This circumstance, combined with the high performance characteristics of steel, makes such brushes the optimal choice.

In online store catalogs, steel and other metals are combined into one category. To purchase a tool with steel bristles, you will have to clarify the request form.

  1. Polymers. The main purpose of nylon brushes is polishing. Polymer materials have less rigidity, so this consumable material works with wood and other surfaces with little strength. In addition, nylon does an excellent job of decorating various surfaces.

An important parameter is the thickness of the pile. Bristles with a diameter of up to 0.3 mm are intended for soft operating conditions, when there is a high risk of unintentional damage to the parts being processed. Using a device with a pile thickness of more than 0.7 mm, you can perform almost any hard work, up to the final cleaning of a welded joint.

Disc brush

If you need to clean a large area of ​​the surface, then use a disc brush. It has high rigidity and strength, so you can use it for a long time.

The brush for stripping metal is manufactured using the latest technologies. This brush is usually called a brush brush and is used in industry.

Corbrush

Brushes are used to clean parts from rust and flux deposits. Also, if it is necessary to give the product a marketable appearance, this type of brush is used.

In industry, a good and correct brush is used in the production of aluminum radiators for various brands of cars.

Exploitation

The hand tool is easy to use. You don't need to follow any rules. After each use, it is enough to clean the lint and metal surfaces from chips, rust, and dirt.

To effectively use accessories for power tools, you need to learn how to properly clamp them in an angle grinder or drill. It is important to check how firmly the fastenings are held. It is recommended to carry out a trial run of the power tool. When cleaning metal surfaces with equipment for an angle grinder or drill, you need to set the number of revolutions correctly. Metal lint cannot be used to clean the front sides. It will leave a lot of scratches that will need to be corrected and polished. You can remove scratches with polish or fine sandpaper.

Before using the equipment or hand brush, you should carefully inspect it. If the pile is bent to one side, you need to straighten it. To do this, you need to focus and lightly tap the bends with a hammer. If there is not enough lint, it is recommended to replace the brush with a new one.

To clean a metal surface from dirt, plaque, scale, and rust, you can use various tools. The simplest, most affordable option is a brush. If you have a power tool (grinder, drill, screwdriver), you can buy special equipment. Learning to use a brush is easy. You don't need any additional skills to do this.

Types of hardness

The work performed depends on the pile. The following wires are distinguished:

  • Corrugated. This brush reduces machine vibration and applies gentle pressure to the surface. This happens due to the fact that the brush has springing properties;
  • Twisted. The bristles curl and give a harsh action on the plane. The brush has great strength;
  • Smooth. The brush quickly loses its shape and over time is unable to do its job.


All brushes differ in their cup diameter.

Types of cord brushes for metal and wood

Modifications of brushes for drills are very diverse. There are nozzles that differ in shape, size, material and type of pile. In addition to brushes for drills, attachments for grinders, as well as hand brushes, are also popular.

Forms

It is the configuration of the nozzle that is one of the main criteria for classifying brushes. There are several types of devices, but despite the variety available, all brushes are round in shape. Moreover, this statement also applies to attachments for the grinder. Only manual cord brushes have other configurations.

Radial

Radial brushes are flat brushes suitable for treating surfaces in hard-to-reach areas . Cord brushes of this shape are also used for working with round products . A drill with an attachment is placed, for example, in a pipe, and thus the internal surface is processed.

Radial brush for drill TM Praktika. Photo 220 volt

Cylindrical

Cylindrical brushes have a shape that is elongated in length and narrow in diameter. Such nozzles are used for processing surfaces in narrow places. Also, cord brushes of this type are designed to work with small and medium-sized areas.

Cylindrical brush for drill. Photo VseInstruments.ru

Disk

Disc nozzles are often called oval or circular. Cord brushes of this type are suitable for processing large surfaces in hard-to-reach places, welding seams and joints. Read more about them here.

Disc brush for drill with brass bristles. Photo Dremel

Cup

Cup-shaped brushes are used to remove various contaminants , to prepare the surface before applying varnish and/or paint, sanding, and are used when carrying out labor-intensive work with large areas of flat products.

Cup brush for drill TM DEXX. Photo InstrumLend.ru

Conical

Conical cord brushes are designed for cleaning surfaces in places where other types of attachments are difficult to reach. The unique configuration of the brushes allows you to perform complex tasks.

Pile material

The pile of drill bits is made from different materials. Each type of bristle is designed to perform specific tasks and work with specific products.

Steel, metal, iron

Metal wire brushes are the most common type of attachments. This type includes brushes with bristles made from:

  • become;
  • brass;
  • other metals.

Flat brush for drill with metal twisted bristles. Photo Matrix

Nozzles with brass-plated steel bristles are in demand among performers .

Devices of this type are suitable for almost all functions , with the exception of wood processing.

Often, metal and steel brushes are divided into separate categories of consumables for power tools.

Nylon

Nylon bristles are soft and delicate , so these brushes do an excellent job of texturing, polishing, removing dirt, brushing wooden products, working with soft metals (copper, aluminum and others), and plastic. They should be used in cases where the aesthetic appearance of the surface is of great importance .

End brush with nylon bristles. Photo Dremel

Type of pile

The bristles of the brush can have different types and shapes, similar to the body of the device.

Harness

Such attachments are devices whose pile is twisted and twisted into strands. This shape ensures increased hardness of the working part of the cord brush.

Cup wire brush for drill. Photo Matrix

Corrugated

Corrugated fibers have parallel wavy curves . Such bristles have springy properties, which reduces vibration of the drill.

Soft cup brush for drill with bristles made of corrugated steel wire. Photo Practice

Dimensions: 26 mm, 50 mm. and others

There are a large number of modifications of cord brushes. Drill attachments are more compact in size compared to grinder brushes. Devices with a diameter of up to 100 mm. should be called standard. Manufacturers offer craftsmen nozzles with a diameter of 25; 50; 60; 75 mm. and others. Large brushes have a larger diameter.

Disc brush for drill with bristles made of twisted steel brass-plated wire, diameter 100 m. Trademark DEXX. Photo Instrumentomania

Brands: Dexter, Dremel and others

Disc brush for drill. Photo Anchor

Craftsmen have the opportunity to purchase cord brushes for drills of various brands and manufactured by Russian and foreign enterprises:

  • Dexter;
  • DEXX;
  • Dremel
  • HAMMER;
  • FIT;
  • Lesmann;
  • Matrix;
  • Practice;
  • Anchor.

When choosing a cord brush, it is worth remembering that attachments from different manufacturers may have slight differences both from each other and from the standard.

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