How To Weld Cast Iron Engine Block. Slow and careful and dont let cool once started. Thoroughly clean the surface to be welded grind file dress and dry.
Having a cracked engine block can feel like the end of your vehicles life. This is why it is the perfect metal for engine blocks and cylinder heads. The broken cast iron pieces were TIG welded using a 2 Thoriated Tungsten and Argon Gas.
Weld in very small points at a time not larger than 5-10 mm.
Its easier to do when the block engine is made up of iron cast. Weld Mold Company fillers help to eliminate the risk of cracking at the edge of the weld area or HAZ. Slow and careful and dont let cool once started. How to weld cast iron with a MIG welder.