Stencil Cleaning Ultrasonic SMT Stencil Cleaning Systems The Challenge: Safely and efficiently cleaning SMT stencils, fine-pitch screens, PCBs, blades, dispensing nozzles and other tools without the use of solvents, alcohol or hand-wiping. The Answer: Aqueous ultrasonic cleaning to thoroughly remove flux, solder paste and adhesives without harming the part or generating hazardous waste. The Model 85E is an electrically heated wastewater evaporator. PMR Systems is an authorized dealer for EMC products. PMR Systems presents a highly efficient, easy to use and environmentally benign cleaning system developed exclusively for use with PCB stencils and related components. In partnership with Ultrasonic Power Corporation the leader in advanced ultrasonic cleaning technology, PMR Systems offers this economical, hazard-free alternative to conventional solvent cleaning methods. The PMR 3600 are sleek, two-tank units featuring 40 kHz ultrasonics, heat, filtration and ergonomically-designed operator controls and fixtures for ease of use and thorough cleaning results. The ultrasonic washing process permits penetration of minute crevices to remove solder paste, flux or SMD adhesives more efficiently than spray washing or hand-wiping and without the use of harmful solvents or aggressive chemicals. The Model 3600 will accommodate any size of stencil. Options include custom-designed parts-holding racks and a supply of our specially blended cleaning agents formulated for use in the PMR ultrasonic stencil cleaning systems.