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Alpha EF-6808HF liquid soldering flux – halogen-free, no-clean formulation optimized for wave soldering, delivering excellent hole-fill, minimal bridging, and outstanding surface insulation resistance on complex PCB designs

  • Item Number: EF-6808HF

  • Manufacturer: MacDermid Alpha®

  • Flux Type/ Chemistry: Halogen-free, no-clean liquid flux

  • Viscosity/ Form: Low viscosity liquid

  • Activity/ Classification: No-clean; IPC J-STD-004 classification ROL0

  • Packaging: Contact to Techniq VN for details.

  • Shelf Life: Contact to Techniq VN for details.

1. Product Overview

Alpha EF-6808HF Liquid Soldering Flux is a high-performance, no-clean flux designed for both lead-free and tin-lead soldering applications. It provides superior wetting, reliable solder joint formation, and minimal residues, ensuring consistent and high-quality results in electronics assembly. The flux formulation is optimized for fine-pitch components and high-density PCB assemblies, supporting precision and repeatable soldering operations.

2. Applications

EF-6808HF is suitable for wave soldering, selective soldering, hand soldering, and rework processes. It is widely used in PCB assembly, repair, and rework operations where accurate and consistent soldering is critical. The flux performs effectively in both automated and manual soldering methods.

3. Typical Properties – Specifications

  • Flux Type: No-clean, mildly activated

  • Form: Liquid

  • Halogen Content: Halogen-free

  • Residues: Minimal, non-corrosive, compatible with no-clean processes

  • Compatibility: Works with both lead-free and tin-lead solder alloys

  • Activation: Provides consistent wetting and reliable solder joints

  • Storage: Store in a cool, sealed container to maintain flux activity and shelf life

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