California glass expert discusses the importance of edge finish on tempered glass. Tempered soda lime glass has replaced low expansion borosilicate glass for small oven doors and glass tops for cookware. This reduces costs, but can reduce reliability. One important aspect of these tempered glass pieces is the edge quality. Poor edge finishing can introduce […]
Tempered Glass Expert Discusses Edge Finish
Tempered glass expert reminds those using tempered glass as oven doors or in other applications where the glass will be non-uniformly heated that the glass edge finish is critical. If the center of the glass door is heated first, the door edge is put into tension. If the edging is poorly done, the door […]
Glass Failure Expert Witness Analyzes Failed Wine Bottle
Glass expert performed a root cause failure analysis of a broken wine bottle. The bottle had broken at the neck into three pieces (Upper left photograph). One piece still contained the cork with the cork screw still in place. In this case the cork screw was off center and had exited the cork when it […]
Glass Failure Analysis Expert Discusses Window Damage
Window damage expert examines window scratching from a metal blade (see above photo). A California glass failure analysis expert was asked to evaluate window damage at a newly constructed home. The windows at this site were scratched during cleaning with a six-inch metal blade. The blade traps abrasive dirt and drags it across […]
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 […]