Brazing Aluminum Sheet Metal

Brazing is a metal joining process in which two or more metal items are joined together by melting and flowing a filler metal into the joint the filler metal having a lower melting point than the adjoining metal.

Brazing aluminum sheet metal.

As well as aluminium brazing seen here we can tig mig and spot weld all commercially available sheet metal materials including stainless steel mild steel zintec galvanised steel and aluminium. Brazing is also much easier then welding it s a lot like using a glue gun. Brazing is a technique for joining pieces of metal together by filling the join between the two metal pieces with a molten intermediary metal. The equipment in this project can be bought for as little as 30 dollars.

3 4 for oxyacetylene braze welding see ses w04 f01. In most aluminum brazing cases a flux is required to remove and prevent surface oxides in addition to wetting the base metal. Magnesium can also be added to aluminum to assist in the facilitation of oxide dispersion in vacuum brazing. Brazing is a quick and inexpensive alternative to welding.

Aluminum alloys are widely used in the hvac automotive and refrigeration industries. Then clean the surfaces using soapy water or a degreaser. Aluminum brazing filler metals. For over 25 years lynch metals has been north america s largest stocking distributor of aluminum brazing sheet stainless steel other metal alloys.

3 6 for weldments of sheet metal see ses w06 f19. Home contact blog 888 272 9464 908 686 8401. Commercial brazing filler metals for aluminum alloys are aluminum base. In most cases an overlapped joint will be stronger and braze together easier than a gapped.

A convenient method of preplacing filler metal is by using a brazing sheet an aluminum alloy base metal coated on one or both sides. There are many ways to heat the joint automatically many forms of brazing filler metal and many ways to deposit them so that a brazing operation can easily be automated for almost any level. Bernzomatic al3 aluminum brazing welding rods. Use the wire brush or emery cloth to scuff the surface of the metal.

The characteristics of the brazing process broad heat applications and ease of filler metal positioning help eliminate the potential for problems. Brazing is distinguished from welding because it uses an intermediary material usually a copper zinc alloy to join the two metal pieces rather than melting the pieces. 3 7 all welding and tack welding shall be done by welders who have satisfactorily passed welder s qualification tests. Position the metal as desired.

These filler metals are available as wire or shim stock. Quick and easy brazing aluminum copper and nonferrous metals. Bronze brazing welding rods.