Soldering Flux Paste – RMA-223 / NC-559-ASM (Tube) & ZJ-18 (10g Cup) – No-Clean SMD Rework Flux
This professional-grade soldering flux collection is designed for BGA reballing, SMD soldering, PCB repair, and precision electronic rework applications.
Now available in four carefully selected variants to meet different soldering requirements — from general PCB repair to high-precision BGA chip rework.
Each variant provides excellent wetting performance, strong solder joint formation, and reliable insulation while maintaining minimal residue and high SIR value.
Variants
| RMA-223 – 10ml Syringe Tube | A moderately active rosin-based flux widely used in SMD and mobile repair work. It provides smooth soldering results, good insulation, and high SIR value. |
| NC-559-ASM – 10ml Syringe Tube | A high-viscosity, no-clean professional flux designed for precision BGA reballing and advanced chip-level repair. |
| NC-559-ASM – 30ml Syringe Tube | Professional bulk-use version of NC-559-ASM, ideal for high-volume repair workshops and industrial environments. |
| ZJ-18 – 10g Cup (Jar Type) | ZJ-18 is a moderately active rosin-type soldering paste supplied in a convenient 10g jar format, suitable for general PCB soldering and repair applications. |
Comparison
| Feature | ZJ-18 | RMA-223 | NC-559-ASM |
|---|---|---|---|
| Type | Rosin Paste | Rosin Mildly Activated | No-Clean High Viscosity |
| Residue | Light | Light | Very Minimal |
| Tackiness | Medium | Medium | High |
| Precision Work | Good | Good | Excellent |
| Best Use | General PCB Repair | BGA & SMD Rework | Professional BGA Reballing |
Applications
| BGA Reballing |
| SMD Component Soldering |
| PCB Rework & Repair |
| Mobile Phone Motherboard Repair |
| Laptop & Desktop Chip Repair |
| Industrial Electronics Maintenance |
Tutorial
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Discussion Forum
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Feel free to ask questions, share tips or report issues.