The Relife RL 421 OR flux paste is a professional, high-activity solder flux designed for accurate and efficient mobile repair, ensuring clean joints and reliable conductivity.
Specifications Relife RL 421 or flux paste
- High activity for strong solder adhesion
- No-clean, low-residue formula
- Non-corrosive and non-conductive
- Suitable for BGA, SMD, and PCB rework
- Fast tinning with stable heat resistance
- Compatible with leaded and lead-free solder








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