Separating Body Components

In the case of 3-layer spot-welded panel joints with a hardened bonded layer in which only the outer panel needs to be replaced, drill the outer panel in the area of the spotwelds sufficiently without damaging the spotweld and bonded joint in the second component layer.

Fig 1: Identifying Separating Body Components

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

In the case of 3-layer spot-welded panel joints with a hardened bonded layer on the outer panel, drill the outer panel in the area of the spotwelds sufficiently without damaging the spotweld in the second component layer.

Fig 2: Identifying Separating Bonded Body Components

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

After removing the loosened body part, old adhesive must be removed and any uneven spots must be sanded down.

The flange area must then be pre-treated for bonding.