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manufacturing

Accuracy and Quality

Whether its screened silver circuits or graphics,accuracyand quality are first and foremost at Bergquist.Our state-of- the-art screen making and printing facilities feature the latest technologies and professionals who know how to use them.
SCREEN MAKING SCREEN PRINTING PROCESS CONTROLS Our state-of-the-art CADsystem outputs directly to finished film via a photo laser imagesetter. Finished film is then exposed directly to screen stencils. All film layers are registered using optical equipment to ensure consistently accurate registration of screened circuitry and graphics. Pneumatic screen stretchers are utilized for accuracy and each screen is tested for uniformity of pressure before use. Our screen printing facility isQS-9000/ISO 9002 certified and a model of cleanliness, precision and efficiency. Automatic, semi- automatic and manual presses are matched to each switch project for maximum productivity and cost- efficiency. The Bergquist Companyuses a computerized color match- ing system to formulate custom colors for your membrane switch. This system helps us make the necessary color adjustments need- ed to provide colors that will match the rest of your assembly from start to finish. Bergquist employs a widevariety of process control tools and techniques including: •Variety of SPC controls to insurerepeatable product quality•Heat stabilization of circuit andgraphic substrate materials•Statistical monitoring of screentension•First article inspection of eachscreened layer•Belt speeds and UVlightoutput are monitored using SPC techniques for accurate process control•UVhardcoats are cured using aLinde nitrogen curing system 11