3
All-State
Fluxes and Fluxing Systems
Suggested Active
Type
and Product
Filler Metal TemperatureRange
Specifications
31 For
brazing aluminum sheet and extruded shapes. Extremely active 31
1050°F to 1250°F
AWS A5.31,
removes
oxides just below melting point of base metal. TypeFB1-A
AMS 3412D 31NC
Non-corrosive residue requires no clean-up.
Effective on 31
1050°F to 1100°F
aluminum
and aluminum alloys with up to 1% magnesium,
such as
6061. Non-hygroscopic. Water and/or alcohol may
be added
to form a slurry. 35
For braze welding aluminum. Designed to clean
base 31 1080°F
to 1350°F AWS A5.31,
metal
and protect against porosity. Type
FB1-A AMS 3412D
53 For
welding, brazing and soldering aluminum and
53, 55
to 700°F AWS A5.31,
zinc
based alloys.
Type FB1-A 61
For welding or brazing most magnesium alloys.Use
as a protective 61-T
950°F
to 1200°F AWS A5.31
coating
on base metal and filler rod to weld with oxy/fuel torch.
Type FB1-A 107
For soldering aluminum, mild steel and copper
alloys. 107
to
720°F Flammable
— indirect heat is recommended.
