Silicon Aluminum Alloy Si Al Powder, also known as silicon aluminum alloy powder, is an alloy powder composed of two elements: silicon and aluminum. This powder combines the excellent properties of silicon and aluminum, possessing both the high hardness, high melting point, and good chemical stability of silicon, as well as the lightweight and excellent conductivity and thermal conduc... https://www.rboschco.com/products/metal-alloy/silicon-aluminum-alloy-si-al-powder/