With the rapid growth of the commercial aerospace industry, weight reduction has become a core objective in satellite design. Reports indicate that a space technology company has successfully applied its independently developed magnesium-lithium alloy to the brackets and partial hull of a new-generation communications satellite for the first time. Magnesium-lithium alloy is the world's lightest metallic structural material, with a density approximately half that of traditional aluminum alloys. This application achieves approximately 30% weight reduction in satellite components, effectively increasing payload capacity. It may significantly lower the cost per kilogram per launch, marking a crucial step forward in China's application of lightweight materials in aerospace.
Aerospace's New Darling: Ultra-Light Magnesium-Lithium Alloy Applied to Satellite Components, Launch Costs Expected to Decrease
2026 01/19