celebrating 51 years
in business

"Atlas, thanks for your help on locating the materials I needed for my project. I will be back." - Henry Levenson

Non Ferrous
to the Art

Atlas Metal Sales was founded in 1975 as an aluminum ingot distributor.

Silicon Bronze

Silicon Bronze Ingot - CDA 873 - Everdur


Copper 95
Silicon 4
Manganese 1

Physical Properties

Melting Point (Liquidus) 1790F
Melting Point (Solidus) 1590F
Pouring Temperture (Light) 2000-2150F
Pouring Temperture (Heavy) 1850-1950F
Density .302 lb/cu. in.

Suitability for Being Joined by:

Brazing Good
Oxyacetylene Welding Good
Carbon Arc Welding Fair
Gas Shield Arc Welding Good
Coated Metal Arc Welding Good
Machinability Rating 40
Patternmakers' Shrinkage (in./ft) 1/4"


Polished Shot, 1/2" Cubes, 2" Cut Lengths, 5 lb Bars, 20 lb Ingots