The plasma arc and welding process has greatly advanced over the years as they today provide outstanding quality in cutting, piercing and gouging at high speed for an affordable price. Plasma cutting is basically the process where in an open arc similar to TIG welding and can be contracted by just passing it through the small nozzle from the electrode to start the job. Even though the technology used for this arc plasma cutting system is a little complicated, the process is rather easy to perform and learn.

The oxyfuel welders were actually one of the most common methods to cut carbon during the earlier days, the newer plasma cutting technology is gaining favor due to several reasons such as:
Plasma cutting can cut much faster compared to oxyfuel
The width of cut or kerf is small
The preheat cycle is eliminated
Smaller heat effected zone minimizes or prevents warping
Plasma cutting is clean and les expensive
The process can be used for any electricity conducting type of metal
There is dry, clean air used for most of the plasma cutting operations

There are some simple plasma cutter tips that can help you understand the technology and acquaint yourself with its use. The perfectly installed arc plasma cutting setup can be safer than the oxyfuel cutting system as there is a chance of flashbacks or even risk of combustible gases through exposed hoses when using oxy fuel torches. Plasma cutting is therefore easier for jobs like hole – piecing as it uses plasma jets. This jet is the swirling force of the air around the job arc with combination of the arc attachment and it focuses on the heat over the metal. This plasma cutting jet is also suitable when cutting stacked jobs.

Plasma cutting can be used for any application which is positive electrical conductor. They are different from chemical cutting, as they can be used for any metal applications like stack cutting, shape cutting, beveling, piercing and gouging. Plasma cutting can also be done successfully on a wide range of material sizes. This means that it has the capability to cut anything ranging from thin gage aluminum to stainless or carbon steel with high thickness levels but that depends on the power of your cutting machine.

Plasma cutting tips also suggest the proper safety procedures for the cutting operations, as you can be exposed to several hazards. So they should be followed carefully. You should be aware of the potential hazards implicated with this process that include high temperature and temperature, ultraviolet radiations, fumes and molten metal. Therefore proper welding and cutting clothing must be worn along with welding helmets that have dark lens which can protect you eyes and face. There are several welding and cutting accessories available online and you can stand to receive the highest quality of welding and cutting accessories at Longevity which offers you a wide range of high quality plasma cutters like ForceCut LP-60D and their accessories at affordable prices.

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Plasma Cutters

Welding is one of the important processes required in a manufacturing company. High heat temperature flame is expelled from the torch in the process of welding. Welding machines have undergone lot of refinement that has increased the output in reduced the time. Use of Plasma Cutters is often found in automobile industries or machine production industries. They are high quality cutters where metal can be designed in appropriate manner. Flexibility option is up to full mark as any design cut is possible. Use of CNC is helps to operate plasma cutters. They are high-specified computers that handle the operation of a plasma cutter. Local welding shops usually do not have such cutters, as they are costly and require high quality resources. The operation and maintenance charges are also more compared to other cutters. The plasma cutter has the capacity to force down 30,000 degrees of heat into sheet metal to tear it apart. Computer Numerical Control or CNC machines are required to use these cutters in action. Cutting can be done precisely as they are computer handled. Any of type of designs can be recorded in the computer. It then analyses the designs and begins the cutting. Special changes can be done as the machine ensures perfection. One of the benefits, it is never exhausted and 24/7 work can be continued.

Before continuing the process couple of changes are required which can give a good cutting job. The machine has to be set up according to the design pattern. The cutting can be done in any desired shape. Once the data is installed in the computer insertion of sheet can be done. The sheet needs to be cleaned before using it for cutting. Dust and spores with other harmful materials can be present which can damage the cutting equipment. You can clean them with special solutions. Once the metal sheet is cleaned insertion in plasma cutting section needs to be done. As the design is present in the computer the cutting will take place in the same manner. Computer will do the exact design in less time. Errors will be avoided as the computer is handling the process. The entire operation takes minutes depending on the size of the cut. Pressurized flame is expelled from the nozzle of the cutter. Plasma cutting is one of the inventions of latest technology. Any design can be set as the computer has the flexibility option. It is enabled with the help of a Plasma cutting table. It is precisely designed for plasma cutting. The table can move accordingly to the design.

You can get various types of plasma cutters on the internet. They are made according to the specification of the user. Plasma cutters according to the need are designed. Using a plasma cutter is easy as a computer handles the entire process. Option of 24/7 working environment can be enabled. The computer has the ability working continuous that can give outstanding results. With the help of latest technology plasma cutters have revolutionized engineering and taken it to a new height.

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Plasma Cutters cutters, Plasma Cutters

Plasma cutting is the technique used for cutting metals of different thickness. A plasma torch is used for the cutting and makes use of a few inert gases. An electrical arc is maintained in this process, just as observed in the TIG Welding process; these inert gases are blown on that arc which turns the gas into plasma. This plasma, though small in amount, is sufficient to melt the metal and cut it into two pieces. Basically plasma cutting techniques are used to get the fine finishing of the material to be cut. The hand cut material does not have that level of finishing. For industrial use, you need to have the finishing factor for every material. Plasma cutters use various methods for cutting. They give very high importance for environment in which the cutting is carried out. Plasma cutters in earlier times used very high voltage and high frequencies to start the arc. Plasma cutters also work near sensitive areas such as CNC (Computer Numerically Controlled) hardware or computers.

There are many leading brands in the market providing best plasma cutters. Most of them provide all the essential industrial features required for heavy job profiles. Best among the Plasma cutters can be judged from number of criteria. Some of the characteristics provided by the plasma cutters are Gouging, Piercing, Rated output, Rated cutting thickness for cutting mild steel, stainless steel, Aluminium, Recommended Generator Power and more. While choosing any plasma cutter, above such characteristics are to be taken into consideration. One of the best plasma cutter is the ForceCut LP-50D Pilot Arc provided by one of the leading brands in providing plasma cutters, Longevity. It has class of light industrial use and is specially designed for piercing. It has a rated output of 40 A at 60% or 30 A at 100% (110 V input) and has another variant. It can cut mild steel up to ¾ in, stainless steel ¾ in, and aluminium up to 3/8 in. Recommended generator power for this plasma cutter is 4000 watts. There are many such plasma cutters available with variable range and differing with respect to the use in the industry. Best plasma cutter can be judged by combining all of these qualities and choosing the best among them.

The analog plasma cutters usually use a heavy mains-frequency transformer. The inverter plasma uses a different strategy. They rectify the main supply to DC and this is fed to a high frequency transistor. Initially MOSFET transistors were used, but now the use of IGBT is increasing. Plasma is associated with many processes. Gouging is one of them. In gouging, different torch configurations are used, and the metal is blown away from a larger distance. This technique also has gained great industrial importance. Plasma cutters are now days also used in CNC machinery. CNC stands for Computer Numerically Controlled. Using a CNC mechanism, provides more efficiency as all the cutting and calculations are done by the computer. The computer controls the cutting head and hence we obtain fine and sharp cuts.

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Plasma Cutters Plasma Cutters

Plasma and laser cutting systems are two major kinds of metal cutting techniques that are being widely used in the industrial manufacturing applications. Mechanical and thermal machining, welding, flame cutting, electro discharge machining, flame cutting and many more are some other processes used for the cutting metals. However, comparatively laser and plasma cutting systems are considered faster and more efficient methods.

Overview of Plasma Cutting Process

Plasma cutting, also referred to as plasma arc cutting (PAC) process, was first originated in year 1950. Basically, this process was developed for the purpose of cutting stainless steel, aluminum and copper that cannot be easily cut by other processes. The method makes use of gases such as hydrogen, nitrogen, argon and oxygen that can easily conduct electricity and are capable of transmitting energy from an electrical power source. In addition, the system also involves the use of electrical energy sources called arc starting circuit and a plasma cutting torch. In this, the torch is connected to the power source, the circuit through the leads and cables, and the electrically conductive gases transmit energy from the source of electrical power through the plasma cutting torch, which is used for cutting materials.

Laser Cutting Process

Laser cutting technology, on the other hand, uses laser beams in order to cut the materials. Generally, it is used in many industries for the purpose of cutting, engraving, welding, drilling and structuring.

Best method: Plasma Cutting Versus Laser Cutting

While making selection between plasma and laser cutting, it is imperative that an appropriate evaluation of both the methods is done. Factually speaking, the process of laser cutting is known for its precision and accuracy. It is indeed considered very efficient for cutting metal and metal surfaces with accurate precision. While, Plasma cutting is used to cut any metal with 6.0 inch thickness. Although, it is less expensive than laser cutting, but can be used to cut aluminum and copper that cannot easily be cut through laser cutting.

Both the processes vary accordingly, so it is always appropriate to do a proper assessment and research before opting for any particular process.

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Plasma Cutters

It is obvious that welding has become a major activity today used by every core industry. And, Plasma cutting is a good scientific invention that has contributed to many of the industries. The method of plasma cutting uses plasma torch in order to cut metals like steel and other metals.

It uses an inert gas that is blown out of a nozzle in an extremely high speed. During the process it forms an electrical arc that go straight through the nozzle and into the surface that the welder is cutting, while converting the part of the gas into plasma.

Plasma is indeed very hot which easily cuts metals and quickly blows the metal that has melted away from the cut that is made. It is even used as an art of plasma arc welding. Several different ways are there in which this process works depending on the machine that is being used.

HF Contact – Such kinds can simply be found in some of the low budget models of machines. It makes use of a high voltage spark and a high frequency in order to ionize the air. It goes all through the torch head and initiates an arc when the torch comes in contact with the material that needs to be cut.

Pilot Arc – Pilot Arc use two cycles in order to produce the plasma. At first it use a high voltage, low current circuit that starts a small spark that has a high intensity. The overall process starts inside the body of the torch and generates a small pouch of plasma gas which is known as a pilot arc.

Also, there is a kind of an electrical path return which is already present in the torch head. It holds back till it comes in contact with the piece that are to be cut. And, at this stage it triggers a response that aids in the combustion of the main plasma arc for the cutting and at this point it is in an extremely hot position.

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Plasma Cutters

Cutting plasma is a process that is used by several manufacturing or automobile industries in order to cut steel and other metal products through plasma torch. The process of cutting plasma make use of an inert gas which is blown out of a nozzle at a high speed. At the same time an electrical arc is formed that goes through the nozzle to the surface that is being cut, turning the part of the gas into plasma.

Plasma is a very hot metal that can easily be cut and it quickly blows the metal that has melted away from the cut that is made. In fact, it is also used for the plasma arc welding process. Several methods are there in which this process works depending on the machine that is used. Described below are two different types that are used for cutting plasma. They are as follows:

1. Pilot Arc – This system uses two cycles in order to produce plasma. At first, they use a high voltage, low current circuit that starts up with a small spark having high intensity. This whole process begins inside the torch and generates a small part of plasma gas called pilot arc. Also, an electrical path return is already built into the head of the torch.

2. HF Contact – You can find HF contact in certain low budget models of machines. This uses a high voltage spark and a high frequency to ionize the air. It goes through the torch head to form an arc when the torch comes in contact with the material to be cut. Also, note that these machines do not cut any of the CNC applications.

You can use plasma to cut thin and thick materials effectively; in fact a hand held torch can often be used to cut certain materials. All you need to do is consider the process carefully as these need to be cut with very close precision.

Earlier, plasma cutters were used to work on the materials that could conduct electricity, but today, one can easily use it on any type of metals. The new technological innovations has made plasma cutters better in many aspects and this has created the ability for the cutting plasma to cut almost as well as a laser.

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Plasma Cutters

Cutting plasma refers to the process of the cutting steel or other types of metals of different thicknesses and characters. The use of metal cutting equipments like plasma torch is very useful to find the laser accuracy. The use of an inert gas (usually compressed air) has enabled to blow it at a high speed through the nozzle of torch.

An electrical arc is also formed through the gas thrown on the surface of the metal to be cut. This process can create plasma that is sufficiently hot to melt the metal put for cutting. Plasma cutting process does not cut metal by using a flame similar to the oxy acetylene. The cutters used under the procedure utilize a high voltage charge to energize a high velocity stream of inert gas that is converted into the plasma as soon as it reaches at the high temperatures. There is a little impact on the surrounding metal when plasma cuts through metal, so that you can use this method for a précised metal cutting.

The process of metal cutting follows a series of steps to get desired result. There is computer numerically controlled mechanism applied in plasma cutting. Laser cutting is also becoming very popular for the thinner metal cutting. Laser cutting is recognized as a modern technology famous for its high-powered laser and producing different shapes and forms. It gives high-quality surface finish and high level of accuracy gives more comfort as compared to conventional metal cutting methods. The accuracy is also higher because there is no direct contact between the laser and the surface of the metal.

A variety of materials can be cut by plasma cutting technique. Metals related to the weapons, construction, ornament, motor, packing material and others can be molten and given the desired shape and size. The metal cutting equipments required to cut materials depend upon the type, size and thickness of material. There are many welder sales offered to the needy people so you can easily purchase them as per your requirement.

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Plasma Cutters, Welding

Cutting plasma technique is used to cut steel and other metal materials of different thicknesses. In this process, a compressed air is blown out of a nozzle at the high speed. And, at the same time, an electrical arc is created through that gas busted from the nozzle to the surface, which is being cut. It can convert that gas into plasma. The plasma is hot enough to melt the metal and it moves the object sufficiently in order to blow the molten metal away from the weld.
While operating the cutting plasma, you have to consider the safety tips and need to know about the nature of metal to be cut. Some of the tips are mentioned here:
1. Voltages & Currents
Cutting plasma is an easy process to cut steel and other metals. In order to cut steel and the welding materials, most of the cutters require high voltage electrical arc and a compressed gas. Plasma cutting requires greater voltage than welding.

2. Electric Shock
Plasma cutting nozzle is connected with an electrical circuit between the work materials and the torch. If anyone touches to the work object, electric current will pass through that object. So, it is always suggested to avoid touching the torch body or the work object whenever operating a cutting plasma.

3. Ground Cables
Make sure that the ground cable is connected with the work object used during the plasma cutting system. Also, replace the plasma cutting machine ground clamp if damaged. So you have to make sure not to attach ground cable with the work object. This is because it will fall away when the cutting process is over.

Here are few important precautions given to consider for cutting plasma.
1. Do not remove the ground cable while cutting the material.
2. While the cutting process is on, you should avoid retrieving a work object and waste. Leave them on the cutting bench with the ground cables attached to it.
3. Make sure you are not in touch with the wet surface during the cutting plasma process.
4. Insulated boots and gloves are extremely important to wear during the process, as it always keeps you safe from dangerous spatters.

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Generators, MIG Welding, Multi Process Welding, Plasma Cutters, Stick Welding, TIG Welding, Uncategorized, Wire Welding

Welding was first introduced in the millennium AD when people consider the concept of converting iron into certain useful items to make life much easier. The first welded blades was introduced by the Arabian and since then it has improved immensely. The process involve the use of heat and some special equipments and tools which is used to achieve this system. However, one should have a proper knowledge and understanding about what is required and how to operate it, as it can be a tricky issue especially if considerations are not taken into account.

Welder is the most important tools for welding process and couple of issues are there that needs to be consider before deciding on the type of welder. Since there are several welders available that comes with varying sizes, so it is important to get the best one that consider all the major aspects. Another thing that is extremely important is the budget. One can find welder in different models and each has its own costs varying along with the features it has.

Welding items are another thing that you need to look for when buying a welder. Materials would respond differently with different welders, so it is important to identify the thickness of the metallic elements that will be welded. For example, aluminum is a thick and exotic material and it is therefore welded using a big welder that will perforate better into the thickness of the material.

There are certain crucial things that you need to consider when buying the welding equipments. These are: Welding helmet and Welding glasses. These two things provide a protection to the welder because in the case of welding, some heat sparks fly around, which can damage the eyes and skin. In addition, in order to ensure that you are getting a good pair of deal when buying a helmet, it is important to check whether a helmet has a magnifying lens on the front cover.

This is important because it provides a clear view while welding, especially if the item been welded is small. Welding glasses is also very much important because it specifically protects the eyes. So, while getting involved with the system of welding tools, you should shop around with a clear picture of what exactly required.

Generators, MIG Welding, Multi Process Welding, Plasma Cutters, Stick Welding, TIG Welding, Uncategorized, Wire Welding

Cutting Plasma is considered as a process used to cut steel and other metal of different thicknesses through a plasma torch. In cutting plasma an inert gas or compressed gas is blown with the maximum speed out of a nozzle and at the same time an electrical arc is formed through that gas from the nozzle to the surface, which is being cut, converting some of that gas to the plasma.

Plasma is hot to melt the metal that is being cut and it moves fast to blow molten metal away from the cut. While operating the process of cutting plasma, not only you should consider certain safety measures but also you need to know about how to cut an object. Mentioned here are some of the proper methods, which if performed properly will surely safe you from any sort of occurrence.

Electric Shock:

Plasma cutters are connected with an electric circuit between the torch and work object. And, if anything touches that object, an electric circuit will pass through that object also. So, make sure not to touch the torch body or the work object when plasma cutter is operating, or else you may risk your life in danger.

Voltages & Currents:

It is an easy tool to cut steel and some electrically conductive metals. For the purpose of steel cutting and welding, cutters need high voltage electrical arc and a compressed gas and plasma cutters electrical voltages are much greater than welding voltages.

Some safety precautions:

Make sure not to retrieve the object and waste cutoff while the cutting is operating. Just leave the work object on the cutting bench with the ground cables attached during the process.
Never remove the ground clamp and cable attached with the work object during the cutting process.
You should wear insulated boots and gloves while you are in cutting process.
Do not sit, stand or touch any wet surface when using the plasma cutter system.
Avoid the use of a plasma cutters without proper eye protection. This is because the plasma arc rays produce highly intense ultraviolet and infrared waves that can burn your eyes. In addition, remember to wear ear protection too, as it generate a noise levels up to 120 db during the high-amperage cutting operations.
Gloves, welding shoes and welding helmets are some of the essential elements that you should consider while cutting plasma.

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Plasma Cutters