Glass expert peformed a bottle failure analysis on a broken bottle of steak sauce . Intitally it was stated that this was a new and unopened bottle; however, examination revealed that there was sauce on the bottle threads. In addition, the “band” below the plastic lid was not connected. From this it was concluded that […]
Failure Analysis Expert Discusses Metal Fatigue
Failure analysis was performed on a failed pin from a large tractor. The upper right gives an overview of the pin. Upper left is a close up of the fracture surface. The fatigue crack originated at the top of the photo and progressed downward until the final overload failure.
GLass Expert Analyzes Wine Bottle Failure
Glass expert analyzed several leaking wine bottles that eventually broke in half. All the bottle failures occured on the heal. Also, during failure analysis, it was discovered that all of the bottle failures were made in one cavity of a multi-cavity bow mold tool. Bottles from the other cavities did not have this problem. These […]
Tempered Glass Expert Shows Multple Views of Nickel Sulfide Particle
The result of a failure analysis, a glass expert presents several views of a 180µ diameter origin (nickel sulfide particle) of a failed tempered glass door. The upper left photomicrograph is taken with a low power optical microscope and it includes the NiS particle and the initial Wallner lines. Upper right and lower left are […]
Glass Failure Analysis of Laminated and Tempered GLass
Glass failure analysis was performed by a failure analysis expert on a large laminated window of which one layer was tempered glass. The tempered half of the lamination failed. The other half of the window held the system together, and this allowed a failure analysis to be performed. The upper left photo is an […]
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