Paste Fluxes

Paste Fluxes
Since 1968, The Gasflux® Company has manufactured a variety of brazing paste and powder fluxes for silver and bronze brazing applications. Carefully formulated to help filler metals flow with low, medium, and high temperature applications, our pastes work with ferrous, nickel, and non-ferrous base metals.
Name
Form
Application
Filler Metal Type
Specification
Temp Range
Data Sheets
(.pdf format)
Type "U"
White Paste*
All-purpose flux for all silver alloys
BAg & BCuP
AWS FB3-A
AMS 3410
1050-1600° F
565-870° C
coming soon
Type "H"
Black Paste *
All-purpose flux for all silver alloys
For extended heat cycles.
BAg & BCuP
AWS FB3-C
AMS 3411
1050-1700° F
565-925° C
coming soon
Type "G"
Green Paste

Substitute for black flux for extended heat cycles.
No Elemental boron.

BAg & BCuP
AWS FB3-C
AMS 3411
1050-1700° F
565-925° C
coming soon
Type "T"
White Paste

All purppose flux for silver alloys.
No potassium fluoride

BAg & BCuP
AWS FB3-A
AMS 3410
1050-1600° F
565-870° C
coming soon
Type "G-1"
White powder
All purpose flux for silver alloys.
BAg & BCuP
AWS FB3-F
1050-1600° F
565-870° C
coming soon
Type "B"
Blue Paste
All purpose high temp flux for brazing with bronze and nickel silver
RBCuZn
AWS FB3-D
1400-2200° F
760-1205° C
coming soon
Type "B-1"
White powder
All purpose high temp flux for brazing with bronze and nickel silver
RBCuZn
AWS FB3-J
1400-2200° F
760-1205° C
coming soon
* Available in dispensable form.

Standard Packaging:

  • 1/4 lb. jar / 24 per case
  • 1/2 lb. jar / 24 per case
  • 1 lb. jar / 12 per case
  • 5 lb. jar / 6 per case
  • 10 lb. pail
  • 30 lb. pail
  • 60 lb. pail

Paste Flux brochure (.pdf format - 392KB)

If you would like a sample, please click here or contact us at 1-800-253-7932.

The Gasflux® Company recognizes that each brazing application is unique. We would welcome the opportunity to discuss your application and recommend the right paste flux that best suites your needs.

 

 


Photographs by Jeff Bishop
Avantage Studios
Last updated: 03/26/2012
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