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Adhesive Joint Principles

Fig 1: Identifying Adhesive Joint Condition
G09406728Courtesy of SAAB-SCANIA OF AMERICA, INC.
Callout Description
1 Depiction of adhesive forces
A chain is formed from:
A Adhesion of the adhesive to the top plate
B Cohesion within the adhesive layer
C Adhesion of the adhesive to the bottom plate
2 Depiction of good bonding
Good coating of assembly components with adhesive
3 Depiction of poor bonding
Poor adhesive coating on assembly component surfaces (for example, due to poor preparation or contamination)