All about DeWalt grinders
Often, when carrying out various construction work, grinding machines are used. They are designed for sanding uneven surfaces. Today we will talk about such DeWalt devices.
Varieties
DeWalt currently manufactures various cordless multifunctional grinders.
Vibrating
These models have a flat sole on which an abrasive sandpaper is attached. Typically, these samples are used for delicate and accurate work on flat surfaces.
Vibratory grinders are manufactured together with a special mechanism that makes constant vibrations during the operation of the product.
Often, during manufacture, devices are equipped with a special oscillation number regulator.
Vibratory models are also available with sealed ball bearings and convenient switches. They have their own dust extraction system. This type of grinder includes models D26441, D26420 and D26422.
Tape
Most often, such grinders are used to process large rough surfaces. Such devices are perfect for removing a layer of old varnish or paint.
The belt units are characterized by good performance. They are also equipped with a special bounding box. It allows you to adjust the depth of the old layer removed from the surface. These samples also have a special speed control.
These grinders come with dustproof bearings. They are made of heavy-duty steel. These models have a built-in dust extraction system. These samples include devices D26480, DW422, DW433, DW650, DW650E.
Eccentric (orbital)
Such models of DeWalt grinders are considered universal. Like tape specimens, they offer excellent performance. Eccentric devices have an electronic system for maintaining and adjusting the speed. This can significantly improve the quality of work.
Most often, eccentric models are made together with an additional handle. It allows you to make the work with the device as comfortable as possible, and this element also makes it possible to carry out grinding in hard-to-reach places.
These models have a system for removing dirt, which is represented by a small turbine. It is mounted on the transmission shaft. All dust from the device goes into a special built-in dust bag.
The eccentric sander features better balancing and ergonomic design. The models of these devices include D26453, D26410, DW443.
Corner
This type of battery grinder is particularly durable. In addition, these units can operate even in the harshest conditions. Even steel surfaces, concrete, building blocks and tiles can be sanded with angle grinders.
Angle grinders from this manufacturer are equipped with a more advanced dust extraction system.
It makes the possibility of motor breakdown due to dust almost impossible.
To ensure comfort during work, the angle machines are equipped with a comfortable two-position handle. The switch of the device is produced together with a special system that protects against accidental activation. Corner models include DC 411 KL, D28132C, D28498, DWE4151, DWE4051.
Specifications
The power consumption for different models of DeWalt grinders is different. So, for vibration devices, it can be relatively small, 230-350 W.
For eccentric type models, power consumption ranges from 400 to 530 W. For tape and corner devices, this technical characteristics can reach 800-1100 watts.
In addition to the power consumption, the number of revolutions per minute is different for different models of DeWalt grinders. It can fluctuate significantly between 7000-24000 rpm. The mass of grinders from this manufacturer most often does not exceed three kilograms.
An important characteristic is the diameter of the disc in the machine. After all, the area of the surface that will be processed and the depth of its cut depend on this. Typically, the diameter of this part is 150 mm (small), 150-200 mm (medium), or more than 250 mm (large).
The spindle thread is also an equally important technical characteristic of this technique. It depends on this value which disk can be used in this device model. The most common sizes of this part are 14 M and 16 M.
Selection recommendations
Before purchasing a particular sander, it is recommended that you pay attention to a few things. The choice of such a device depends on what kind of surface you are going to sand. If you want to process a wooden plane, then you should give preference to vibration types of devices.
If you want to process rough woods that are covered with an old layer of varnish or paint on top, then you are better off using wood belt sanders. If you need to carry out more delicate and accurate work, then it is better to purchase an orbital device, it is also perfect for grinding decorative objects made of wood.
If you will be using the grinder indoors, then you should pay attention to samples that have a built-in dust removal system.
Otherwise, a large amount of dirt may accumulate after completion of the work.
But it is also worth paying attention to the power cord that comes with the device itself. After all, an overly short wire may not be enough, and you will have to additionally buy an extension cord for a fee. In the assortment of DeWalt brand equipment, you can mainly find rechargeable devices, which, in general, work without a cord, but at the same time their cost is much higher.
Do not forget about the appearance of the product, about the shape of its handles. Before buying a typewriter, it is recommended to hold it in your hands for a while, try switching modes in order to understand whether it is convenient for you to use this device. Otherwise, you may experience discomfort when working with the equipment.
Look at the weight and dimensions of the grinder. Many experts recommend giving preference to a less powerful but faster grinding technique. This option will be much cheaper and more compact.
Before purchasing, it is also worth checking the accuracy of the fit of individual body parts. Do not forget about the vibration and noise levels emitted during the operation of the grinder.
For information on how to choose a grinder, see the next video.
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