Sawa Eco-Roll SC-ER360 wiper roll cleaner removes solder paste using ultrasonic vibration. Is said to clean wiper rolls in 20 min., permitting their reuse. Measures 900 x 850 x 1200 mm. Works with most solvents recommended by paste manufacturers.
Seika Machinery Inc., www.seikausa.com
IPC-5704, Cleanliness Requirements for Unpopulated Printed Boards defines recommended requirements unpopulated single, double-sided and multilayer printed circuit boards. Provides specifications and requirements for maximum limits of ionic contamination using ion chromatography testing. Delivers guidance on cleanliness testing for both product acceptance and process control, verifying equipment and chemistries are stable.
IPC, www.ipc.org/ipc-5704