Glass failure expert analyzed a failed beer bottle to determine if there was a product defect. It was stated that the bottle exploded when it was put into a cooler filled with ice. The failure analysis revealed that the bottle had been hit with a sharp object. The photograph on the left is the bottle […]
Read Consulting Failure Analysis Blog
In addition, READ CONSULTING provides services to industry in the areas of failure analysis, process development and process improvement. Read Consulting is prepared to use its experience and expertise to analyze customers' specific problems.
Tempered Safety Glass
California glass failure expert discusses the safety aspects of tempered glass; Tempered glass is safer than standard (i.e. annealed) glass because “dices” into small pieces under certain failure modes. In reality, the overall glass failure is driven by residual stresses put into the glass by the tempering process. That is, tempered glass “destroys” itself. If […]
Bottle Sealing Requirements
Glass expert discusses a manufacturing defect that can prevent the sealing of a bottle. The client was using a Polyseal 01 with a cap to seal 750 ml bottles of a solvent. These bottles were packaged 4 to a case and sent to customers. During shipping a fixed percentage of the bottles would leak. A […]
Pyrex Glass Bakeware
Glass expert discusses recent changes in glass bakeware: Traditionally glass bakeware was made from Pyrex type glass (i.e. borosilicate) glass. Borosilicate glass has a lower coefficient of thermal expansion than soda lime glass, and therefore, stresses generated by thermal gradients are less. This has changed. Now glass bakeware is made from tempered soda lime glass. […]
Analysis of Failed Glass Baking Dish
Glass failure analysis expert analyzes failed glass baking dish”Pyrex”. Traditionally, glass baking dishes have been made from annealed borasilicate glass (i.e. Pyrex glass). Now baking dishes are made from tempered glass. The glass is still called pyrex but it is really tempered glass (soda lime). As a result of this change, the newer dishes are […]
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