Afrox Transcast 55 Is An All-Position Electrode Having A Bimetalcore Wire And Depositing A Nickel Iron Alloy Weld Metal; Which Is Machinable Without Undue Difficulty; The Weld Metal After Machining Provides A Close Colour Match With The Casting; The Low Electrical Resistance Of The Core Wire Avoids Heat Build-Up In The Electrode And Ensures Consistent Arc And Flux Characteristics; This Electrode Has Been Specifically Developed For Strengthwelding Of High Duty Cast Irons Such As Alloyed Cast Iron; Meehanite; And Malleable And Nodular Irons; It Is Ideal For Welding Various Types Of Cast Irons To Each Other Or To Steel; It May Also Be Used To Weld High Phosphorous Castings And To Join Sections Of Grey Iron To Same Or To Ferrous Materials. Althoughpreheating Is Recommended