Q. We are a large manufacturer of circuit boards and have been upgrading our cleaning methods. Alconox Inc. Technical Support recommended we use Detergent 8 to clean circuit boards. Why is it beneficial to use Detergent 8 when cleaning circuit boards and electronic components? A. Detergent 8® Low-Foaming Ion-Free Detergent contains no conductive metal cations, such as … [Read more...] about How to: Clean Circuit Boards & Electronic Components
Q: We are a biotech company looking to upgrade our cleaning with phosphate-free detergents used in CIP systems. We were recommended to contact Alconox Inc. Can you describe the uses of your low foam detergents, like Solujet, Tergajet and Detergent 8? Any others? What surfactants and cleaning constituents are there? A: Great question. As you are interested in alkaline, … [Read more...] about How To Choose a Phosphate-Free Clean In Place (CIP) Detergent
Q. I am seeing a white powder around solder joints on PCBs. Is this solder flux residue? We use Detergent 8 for cleaning. Do you know why this is happening and how to stop or remove it? A. The most likely source of white powdery residue around solder joints on printed circuit boards (PCBs) is the formation of insoluble metal salts from the solder flux. Lead or other solder … [Read more...] about Flux Residue Removal
Q: We need to remove RMA solder flux on indium/lead soldered sub assemblies. Most aqueous cleaners attack this solder. A: Generally speaking, indium lead solders are alkali resistant solders. Rosin mildly activated (RMA) flux traditionally consists of rosin, solvent, and a small amount of activator. The RMA solder flux is best cleaned by alkaline/saponifying cleaners with … [Read more...] about Removing RMA Solder Flux
Q: What types of Alconox Inc. detergent would I use to clean a mold release agent? As an aside, is there any chance I could use the same detergent to also clean copper traces off a printed circuit board? A: Mold release and circuit board in one detergent? Yes! You may indeed be able to use one detergent in both these cleaning applications. But it will only work if the copper … [Read more...] about One Detergent for Mold Release and Circuit Board Cleaning?