• Step 1
    Setting mold and metal surface in place,then put the disk into mold.
  • Step 2
    Gently tap all welding powder into the mold and trace the starting powder onto the mold.
  • Step 3
    Ignite the starting powder with flint gun.
  • Step 4
    The exothermic reaction is on.
  • Step 5
    Cool the mold.
  • Step 6
    Unlock the clamp.
  • Step 7
    Leave the weld form at the place.