Welding Cast Iron Cylinder Block. When welding cast iron its best to clean the block as well as you can before you even begin. These include cylinder heads blocks intake and exhaust manifolds and transmission cases.
Here a special oxyacetylene torch has a hopper onboard. Dont heat over 1400 degrees F since that will put the material into the critical temperature range. We also work on marine industrial and heavy-duty parts.
This drives off moisture and relieves stress.
The hopper carries a formulated metal powder. Another technique for repairing cracks in cast iron heads and blocks is flame spray powder welding. MIG welder is highly possible for welding cast iron. Prepping the areas youll be welding starts here too.