Customized PCB Nylon Bristal Brush  

The grinding brush roller used in the PCB manufacturing process can be divided into two categories according to its function, that is, the grinding brush roller and the cleaning brush roller, and the grinding brush roller accounts for the vast majority, and the cleaning brush roller is only used after the finished product is cleaned or cleaned after the grinding, and the number is relatively small, so it is collectively referred to as the grinding brush roller. Grinding brush roller according to the use of material is divided into: nylon needle brush roller, non-woven brush roller and ceramic brush roller three categories, they have their own characteristics in use. Nylon brush roller is characterized by long service life, moderate grinding effect, especially used in the surface treatment of PCB manufacturing process under the condition of line width/line distance (L/S) ≥200um (=8mil), copper foil thickness ≥ 35um. Played an important role in the early PCB manufacturing indus…