Kester 959T Flux

Kester 959T Flux

icon-lich.svg August 19, 2026

Kester 959T Flux for Wave Soldering Applications

The Kester 959T Flux is a high-grade no-clean, non-corrosive liquid flux engineered for wave soldering conventional and surface mount circuit board assemblies. Classified as ORL0, this specialized formula is designed to minimize micro-solderball formation during wave soldering operations. Learn more about advanced electronics assembly solutions at Kester.

Key Features of Kester 959T Flux

Engineered for high-reliability assembly processes, this solvent-based flux delivers key manufacturing benefits:

  • 0.5% Rosin Content: Contains a small percentage of rosin (0.5%) that enhances solderability, heat stability, and surface insulation resistance.
  • Micro-Solderball Reduction: Specifically formulated to restrict the formation of micro-solderballs during wave soldering.
  • Superior Joint Aesthetics: Provides optimal wetting performance and creates exceptionally shiny solder joints for solvent-based no-clean chemistries.
  • Uniform Residue Distribution: Leaves evenly distributed, non-corrosive residues for superior cosmetic appearance post-soldering.

Optimized for High-Precision Electronics Manufacturing

Integrating Kester 959T Flux into wave soldering lines reduces micro-solderballing issues on densely packed circuit boards. Its balanced rosin addition reinforces thermal endurance throughout the heating cycle without compromising board cleanliness or post-process electrical performance.

Technical Specifications

Property Specification
Product Name Kester 959T
Flux Type Liquid, Solvent-Based, No-Clean, Non-Corrosive
Flux Classification ORL0
Rosin Content 0.5% Rosin
Primary Application Wave Soldering (Conventional & SMT Assemblies)
Key Benefit Minimizes Micro-Solderballs, High Heat Stability

Conclusion

Deploying Kester 959T Flux ensures reliable solder wetting, minimal micro-solderball defect rates, and pristine joint aesthetics. For official supply details and technical support, please visit Contact – LORIOT INDUSTRIAL.


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