Description CAIG Rosin NO-CLEAN Soldering Flux, Type RSF-R39 – 8g Syringe Part No. RSF-R39-8GPrecision No-Clean Flux for Electrical Soldering Overview:CAIG’s Rosin NO-CLEAN Soldering Flux (RSF-R39) is engineered for precision soldering applications, particularly where post-solder cleaning is not desired or necessary. With its mild activation, this flux offers excellent performance for electrical and electronic soldering, including P.C.B. repair and rework, ensuring high reliability without requiring refrigeration or additional cleaning steps. Formulation & Use: Rosin-based flux with proprietary ingredients Designed for precision soldering of electrical connections No cleaning required post-soldering, making it ideal for delicate electronic applications Key Features: Mildly Activated: Higher activity than water-white rosin for superior soldering results No-Clean Formula: Can be safely left on circuit boards after reflow without cleaning Excellent for P.C.B Repair: Ideal for rework and precision soldering tasks Nonflammable & Noncorrosive: Safe for use in a variety of electronic applications No Refrigeration Necessary: Shelf-stable for up to 12 months Brief Specifications: Appearance: Smooth and tacky amber paste Viscosity: Typically 200 – 280 Malcom at 5 rpm @ 25°C Tack Strength (per IPC J-STD-004): Meets performance standards Halide Content: ROL0, halide-free Halogen Content: None intentionally added Shelf Life: Nominally 12 months unopened IPC SIR J-STD-004B: Pass Bellcore SIR: Pass at both 96 and 500 hours Ideal For:Precision soldering where a clean finish is essential and post-solder cleaning is not feasible, making it the perfect choice for P.C.B. repairs and electronic applications. For general soldering needs, consider CAIG’s Soldering Flux, TYPE RSF-R80 Related
