Product Overview

This flux cored solder wire version of the popular Kester 2331-ZX Liquid Flux, Kester 331 is more effective than rosin fluxes in soldering difficult metals.

The same fast action and mild properties are exhibited with Kester 331 Organic Flux as with Kester 2331-ZX. The flux is more heat stable than most organic fluxes, resulting in minimal smoke and odor. The residue can be completely removed with a simple heated water rinse.

Deionized water is suggested to prevent introduction of chemistries from unknown water sources. Kester 331 is classified as ORH1 per J-STD-004.

 

 

Product Features

  • Excellent solderability to a wide variety of metallizations
  • Easy removal in hot DI water
  • Compatible with leaded and lead-free solder alloys
  • Classified as ORH1 per IPC J-STD-004 
Technical Bulletins
Documentation icon - Technical Bulletin

Kester 331 Flux-Cored Wire Technical Bulletin English

Kester 331 Organic Water Soluble Flux Cored Solder Wire

This flux cored solder wire solders a wide variety of difficult metals more effectively than rosin fluxes without sacrificing fast action and mild properties.

Its heat stability leads to low smoke and odor and it can easily be cleaned with hot DI water.

AS Kester 331 Promo Block
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