Performance Characteristics
The expansion adopts special organic matter, which has remarkable swelling effect and is conducive to KMnO4 biting;
Excellent degumming effect;
The solution is stable;
The glass fiber nail head in FR4 can be removed more effectively.
Treatment Effect
SEM photo of hole wall after desmear is enlarged by 500X times
The resin on the glass fiber is removed, and the SEM photo is enlarged by 3000X times
SCAN