Product Overview

ALPHA 857 is a low-smoking, efficient foam water soluble flux. Using moderate air flow rates, its fine-bubble foam head is fast-breaking and recovers rapidly for effective coverage at high production speeds.

This highly active flux produces bright shiny solder connections. Water washing can be done without the use of rinse aids. ALPHA 857 produces little to no foaming.

The flux is formulated so that the cleaning process water effluent is completely biodegradable. Local regulations may require pretreatment to raise the pH.

 

Product Features

  • Water Soluble
  • Non-neutral pH 
  • Low ionic contamination
  • Biodegradable Effluent
  • Defect-free soldering with low bridging and solder balling
  • ORH1 per J-STD-004
Technical Bulletin
Documentation icon - Technical Bulletin

ALPHA 857 Liquid Flux Technical Bulletin English

High Performing Water Soluble Flux

ALPHA 857 is a 18% solids, non-neutral pH, high activity water soluble flux that is suitable for wave, spray and dip applications.

Developed with a modified surface tension to aid in soldering, this flux formulation possesses improved wetting characteristics and superior corrosion inhibiting properties.

rows of circuit boards after cleaning

Related Products

  • Water Soluble
  • Non-Corrosive Residues
  • Low Ionic Contamination
  • Biodegradable Effluent

Product Type

Product Name

Neutral pH

VOC Free

Halogen Free

Best Used Assembly Type

Liquid Flux

ALPHA 856

YES

No

No

II, III

Rework Flux

ALPHA 870-25

YES

No

No

I, II, III

Liquid Flux

ALPHA 3355-VF

No

YES

No

II, III

Liquid Flux

Kester 2331-ZX

YES

No

No

II, III

Cored Wire

ALPHA Aqualine 6000

No

No

YES

N/A

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