Projection welding is a different form of spot welding. It is done with the help of a project welding machine. Projection welding involves designing of projections. These projections work as current concentrators for the process. As the power is circulated within the machine these projections carry the current and metals are welded together. This form of welding is highly efficient for aluminum, stainless steel and various other kinds of metals.
Initially welding was done by a mechanism which was known as forge welding, the method involved heating up of metal that are to be joined together and then hammering them with the help of bulky hammer to have a desiring shape. With time and technological innovations welding saw a tremendous growth technically and various types of welding equipment made their way into our lives.
The job of projection welding machine is to make welding easy and a less tiring process. Projection welding is basically used for high end processes that are involved in manufacturing of planes and other automobiles.
There are numerous companies across the world that offer projection welding machine for sale. People who are in the business of projection welding should buy these equipments as they are fine investment and are durable. They are very cost effective in the longer run. People who need projection welding machine for shorter duration can have them on rent. There are many online websites which offer information about projection welding machines. These websites bestow complete information along with the cost, performance and reviews of the product and makes it easy to buy the machine as per the requirement.