Larger Point Impact (1/8″ Dia.) Fracture Surface at Originof 1/8″ at 40X Small Point Impact (1/32″ Dia.) Fracture Surface at Originof 1/32″ at 40X Often bottles and other glass objects fail as a result of “point impact”. Given here are two examples of point impact failure origins discovered as a result of glass failure analysis […]
Glass Cookware Failure Analysis: Pyrex Pie Plate Failure
Fracture Surface at One Failure Origin Assembled Pie Plate Showing Several Failure Origins Read Consulting Failure analysis lab performed a glass failure analysis. An annealed borosilicate glass Pyrex baking dish failed as a result “thermal shock”. There were multiple origins for the failure, and these all initiated at damage sites on the bottom of the […]
Failure Analysis Lab Analyzes Shower Door Failure
Installed Shower Door Top Roller at Stop Disassembled Roller Fracture Surface at Origin Tempered glass shower doors have been modernized. Recent designs have the doors suspended by rollers that ride on a pipe. In certain cases the door stop is on the top. In this case, the roller is stopped by a rubber […]
Glass Experts Examine Interior Wall of Champagne Bottles
The gas in champagne and most other sparkling wines results from the addition of a small amount of sugar after fermentation has ended. After the sugar addition, bottle is capped. The sugar reacts with remnant yeast and converts to alcohol and carbon dioxide. Because the bottle is sealed, the CO2 gas enters the wine as […]
Tempered Glass Oven Door Thermal Shock Test Failures
Glass experts at Read Consulting performed a glass failure analysis on several fully tempered glass oven doors that failed in an unexpected manner during thermal shock testing. 100% of these doors failed the glass thermal shock test. The subject tempered glass doors were painted with a 20µ thick picture frame on one side (top left […]
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