ALPHA 3355-HB

Harmonization Code : 3208.20.90 | Paints and varnishes that are dispersed or dissolved in a non aqueous medium

ALPHA 3355-HB

Main features

  • Broad Conveyor Preheat Window
  • Multi-Method Flux Application
  • Defined Hot-Water Cleaning Process

Product Description

ALPHA LONCO 3355-HB Water Soluble Flux is a clear, water-soluble liquid soldering flux formulated with a surfactant system for a broad preheat window. It is used primarily in foam and conveyorized processes and also supports spray, dip, wave, and brush application. A topside preheat range of 82 to 110 deg C is typical. Monitor specific gravity during use and replace evaporated solvent with ALPHA 3355 Additive. Flux residues must be removed with 50 to 70 deg C water, preferably immediately after soldering and within four hours. Use plastic or titanium for applicators and reservoirs.

Key features

  • Broad preheat window: A typical 82 to 110 deg C topside range gives conveyorized processes practical preheat latitude.
  • Versatile flux application: Foam, spray, dip, wave, and brush methods support multiple soldering-line configurations.
  • Defined residue-removal process: Hot-water cleaning at 50 to 70 deg C within four hours provides a clear post-solder process window.

Applications

Applications include water-soluble fluxing for conveyorized soldering with foam and supported spray, dip, wave, or brush application.

Product Family

ALPHA 3355-HB

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TDS, SDS & Technical Documents

Technical Specifications

General Properties
Solids
30 %
Specific Gravity
Specific gravity (SG) is the ratio of the density of a substance to the density of a reference substance; equivalently, it is the ratio of the mass of a substance to the mass of a reference substance for the same given volume. For liquids, the reference substance is almost always water (1), while for gases, it is air (1.18) at room temperature. Specific gravity is unitless.
0.960 ± 0.005 @25°C

Additional Information

Technical properties

As-supplied / before-processing properties

Monitor specific gravity in use and replenish evaporated solvent with ALPHA 3355 Additive.

PropertyValueUnitMethod / condition
AppearanceClear, colorless liquidAs supplied
Solids content30%Typical
Specific gravity0.960 +/- 0.00525 deg C
Flash point71deg FTypical
Acid number40 +/- 4mg KOH/gTypical
Chloride content2.0 +/- 0.2%Typical
Flux classificationORH1IPC J-STD-004
Shelf life540daysFrom date of manufacture

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