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MJ88
Guest	Posted: Fri Aug 20, 2026 11:15 am    Post subject: What is purple plague?   Hi, what is purplae plague? I hear it often but it's not here. Can someone explain? TY guys. MJ88
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Taurus
Guest	Posted: Thu Apr 21, 2026 6:23 pm    Post subject:   Maaaan! If this question was posted in the 1970's, this would be a long thread. Point is, nobody sees this issue much anymore. "Purple plague" is a brittle Au-Al compound formed when bonding gold to aluminum at high temps. The growth of this compound used to be a common cause of wirebond failures. This compound is called purple plague because of its purple color. Taurus
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