Features of cut-off saws for metal
Modern saws are of high quality and functionality, making them suitable for a wide range of building materials. The use of cut-off saws ensures a neat and even cut.
Saws can be both universal and special. For example, today options for metal processing are very popular. These tools are designed to work with metal workpieces. That is why they are considered the optimal hand tools in the field of metal sheet processing.
Peculiarities
In the process of processing metal materials, it is very often necessary to cut various workpieces to the desired size. Among the most popular materials, one can single out profile pipes, steel corners, etc. Of course, you can use a grinder for these purposes, however, an assembly saw is considered a more optimal solution, since it allows you to achieve a better result.
Among the features of such a saw, one can single out its safety and ease of use. The main advantage of the metal cut-off saw is that it has been specially designed for cutting metal blades. The rotation speed is selected in such a way as to ensure maximum safety during operation.
Replacing discs is also much easier than with grinders, using a socket wrench.
Another feature of the cut-off saw is that it is the diameter of the blade, and not the saw itself, that affects the depth of cut. In other words, the larger the disc diameter, the deeper the cut will be.
Machines that can provide a size of 50-65 mm are very popular today. Due to their small mass, such tools do not require physical effort.
If you need to work with thin materials, then it is best to choose options with parameters from 40 mm.
That is why you should be extremely careful when choosing a particular cut-off saw so that it can fully cope with its tasks.
What are they?
A large number of metal cut-off saws are presented on the modern market, thanks to which each person can choose the best option for himself. One of the most popular is the cutting sawwhich boasts ease of use. To carry out metal processing, you just need to expose the workpiece on the work surface and apply pressure to the handle. In addition, the blade itself can affect the depth of cut, so you need to pay close attention to its selection.
The second most popular is a circular saw with a milling cutter., which is characterized by a smooth start, which greatly simplifies the operation process. An ordinary disc acts as a cutting tool here. In addition, such a saw can boast of excellent cutting accuracy, which has a positive effect on the working speed. Another feature of the circular saw is that it is reliably protected from overloads, so it does not fail even with active use.
If you need to process a huge amount of material, then it is best to choose saws that differ in a carbide blade.
Rating of the best manufacturers
There are many manufacturers on the market today who offer high quality saws. One of the companies is Makita, which has managed to recommend its products as one of the highest quality. It should be noted that most of the models presented by the manufacturer are designed for medium loads.
A feature of the brand's devices is that it provides for the possibility of mounting a shaft, so that you can quickly change the tool. In addition, most Makita metal cut-off saws are small and lightweight. And the increased protection of the saw is guaranteed by the presence of double insulation.
Saws from the company are also very popular. Metabodesigned for professionals. Most of the company's models are equipped with power drives that boast a power of 2000 watts. This is enough to ensure a high quality cut while guaranteeing an excellent cutting depth.
Given the fact that the company's equipment outperforms most of its competitors, it is actively used for most tasks.
Another well-known manufacturer is Elitech... He produces both amateur and professional models that are of high quality and reliability. In the production process, only high-quality materials are used, thanks to which the company's chain saws fully perform their functions even after active use.
Which one to choose?
Choosing the best saw for home or professional use is difficult without the necessary knowledge. This process should be approached with all responsibility, otherwise you can purchase a product with limited functionality and capabilities.
Among the main characteristics that you should pay attention to when choosing the optimal metal cut-off saw are the following.
- Cutting depth... If the machine will be used exclusively at home, then you can limit yourself to a depth of 70 mm. As for professional models, this indicator can reach a couple of hundred millimeters. First of all, you need to take into account the type of material used and then select the optimal machine in terms of depth.
- Control automation... Of course, if the saw was originally designed to handle plastic or PVC pipes, then it will not cope with metal materials. Machine tools are considered ideal, which can boast of the presence of an electronic control system. Their main task is to prevent a decrease in the rotational speed and at the same time to ensure the highest possible processing quality.
- Smooth start... Not all devices are equipped with such a function, however, its presence allows you to guarantee equipment protection from power surges and other problems that can lead to saw damage. In addition, the soft start makes it possible to protect household appliances from overvoltage.
- Reboot control system... If there is a similar element in the metal cut-off saw, then the equipment will not overheat. In case of problems, it will immediately restart, which is a reliable protection of the power plant from combustion.
- Cutting disc type - an extremely important indicator on which the reliability and durability of the cut-off saw depends.
To select the optimal model as competently and accurately as possible, you need to decide on the functions that the device should perform. It often happens that the master has planned only a small amount of work, so there is no point in buying an expensive and multifunctional saw to perform them.
When choosing a cut-off saw, attention should be focused on technical characteristics. The weight of the device is important.There are light models on the market, the weight of which does not exceed 20 kg, as well as saws over 50 kg. The latter options boast a belt drive to protect the power plant from overload.
During the purchase process, it is better to make sure that the purchased model will be equipped with a soft start function in order to ensure the minimum load on the electrical network. If you plan to use the saw frequently, you may need to replace the carbon brushes, so it is best to choose saws that can be replaced manually.... This will greatly simplify the maintenance process and save time.
The last thing you should pay attention to is the equipment of the saw. For example, if you often need to cut at an angle, then it will not hurt to have a special vice.
Operating rules
Despite the fact that modern saws are distinguished by a high degree of safety, in the process of using them you need to be extremely careful. Failure to do so may result in problems with device performance or operator safety.
Among the basic safety standards that should be adhered to when operating a metal cut-off saw, the following can be noted.
- Before using it, it is imperative that you familiarize yourself with the instructions and safe work techniques. Failure to follow the manufacturer's instructions may result in serious injury.
- If you do not have the skills to work with the tool, we recommend that you get the advice of a specialist or master.
- Before starting work, you should definitely check the workplace for unnecessary items. In addition, you do not need to work alone: it is best to get an assistant who can provide first aid if necessary.
- Visual inspection. Before each use of the saw, an external inspection should be carried out to ensure that there is no major damage. In this case, close attention should be paid to the reliability of the fastening of the disk and other assemblies, as well as the fastening handle. A defective tool should never be used as this could cause injury.
- Electrical safety. Do not use such equipment outdoors or touch the tool with wet hands. If an electric saw is used, make sure that it is double insulated. It is worth remembering, however, that such isolation is not a reason not to follow the usual precautions. That is why you need to be extremely careful when adjusting the speed of the collector motor.
- Integrity of the structure. In order for the device to fully perform its functions and be safe for use, its configuration or design must not be changed. If some part is out of order, then you do not need to make changes yourself using homemade tables and other elements.
If repairs are necessary, it is best to contact an Authorized Service Center that can use original parts and ensure that the saw will work properly and safely in the future.
Possible malfunctions
Cut-off saws are famous for their high quality and reliability, therefore, in most cases, breakdown is caused either by improper operation, or by an illiterate selection of additional elements. Such tools have enough power, so you should use them correctly and choose the accompanying parts wisely.
Among the main malfunctions that can be observed with a cut-off saw, the following can be distinguished.
- Does not turn on or works intermittently. The problem is most likely a broken wire. Such a failure is eliminated very quickly by replacing the old wire with a new one.
- The saw sparks and smokes. This happens due to problems with the power unit, and it can be solved by replacing the motor bearings.
- The disc does not rotate well or does not rotate at all.The reason is the wear of the belt drive.
In order for the device to retain its functions as long as possible, it is necessary to monitor it, remove dust from all systems and prevent overheating.
Thus, the metal cut-off saw is a unique device for processing this material. Products from many manufacturers are launched on the market, which are of high quality and reliability. This allows metal processing to be carried out at high speed and maximum safety.
The main thing is to choose equipment based on the tasks at hand. A review of the main manufacturers shows that it is the right choice that guarantees the longevity of the devices.
An overview of the Makita 2414NB metal cut-off saw, see the video below.
A very useful article, I was just looking for a pipe cutting machine.
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