Degradation Mechanisms – Loss in contact normal force In the previous article on wear as a degradation mechanism, I noted that wear is an indirect degradation mechanism. Wear of the contact finish, if it exposes the underlying base metal of the contact spring, introduces additional sources of corrosion directly at the contact interface. Similar commentsRead More

Dr. Bob Q&A on Ferrules The following question didn’t fall into Dr. Bob’s area of expertise, but Bishop & Associates’ Karl Jalbert, offered this response. Dear Dr. Bob, Why hasn’t the industry considered moving away from the ceramic ferrule to the borosilicate glass ferrules? Working as a DOD contractor, we have almost exclusively used theRead More