Exothermic welding powder supplier

Exothermic welding powder, sometimes referred to as exothermic welding or thermite welding, is a technique for permanently joining two or more metal conductors together mechanically and electrically. For grounding, bonding, and joining purposes for electrical and telecommunication systems, railroads, pipelines, and other infrastructure projects, this welding technique is frequently utilized.

The exothermic welding procedure operates as follows:

Components: A graphite mold, exothermic welding powder, a metal conductor (often copper or aluminium), and an ignition source are normally used in exothermic welding.

In order to ensure that the metal conductors are properly aligned for the required connection, they are first placed inside a graphite mold.

Exothermic welding powder, a compound of metal fuel and metal oxide, is ignited by being poured over the metal conductors inside the mold.


Exothermic reactions are started by an ignition source, such as a spark or a flintlock pistol. The metal oxide and the metal fuel in the powder undergo a highly exothermic (heat-releasing) chemical reaction as a result.


Metal Fuel and Metal Conductor Melting: The exothermic process produces a great deal of heat, which melts both the metal fuel and the metal conductors. A strong, metallurgical link is formed between the conductors when the molten metal pools around them.


Cooling: The joint is allowed to naturally cool after the reaction has occurred and the connection has been made. The mold aids in welding shape


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