How To Oxy Weld Cast Iron. However the arc is generator not by the current but by the energy provided by the oxy-acetylene torch. Its advantage is that it has minimum impact on the base metal.
As a gradual increase of temperature required an oven recommended before applying its heat gun. Use the flux sparingly-never throwing it in with the hands-the amount picked up by the hot welding rod is sufficient at all times. Welding Cast Iron Requires Lower Heat and Small Beads 1 At A Time to Avoid Cracking.
Its a good option to minimize the extreme heating and cooling of the electric welding processes and its easier to maintain the temperatures of the components with it.
Use the flux sparingly-never throwing it in with the hands-the amount picked up by the hot welding rod is sufficient at all times. Then fix any cracks or rips in the. This technique is commonly used to correct cracks on cast iron items. Unlike the traditional welding technique used to repair metal items brazing uses minimal heat to fix your cast iron pieces.