Cleanliness of Stencils and Cleaned Misprinted Circuit Boards Cleanliness of Stencils and Cleaned Misprinted Circuit Boards There are long-established standards and test methods for ionic cleanliness levels for bare printed circuit boards
SMTnet Express, November 29, 2018, Subscribers: 31,504, Companies: 10,734, Users: 25,458 Process Control of Ionic Contamination Achieving 6-Sigma Criteria in The Assembly of Electronic Circuits Authors: Robert Bosch LLC Automotive Electronics
SMTnet Express, July 13, 2017, Subscribers: 30,584, Companies: 10,624, Users: 23,496 Divergence in Test Results Using IPC Standard SIR and Ionic Contamination Measurements K. Tellefsen, M. Holtzer, T. Cucu, M. Liberatore, M. Schmidt - Alpha
