Baowu Magnesium and Estun unveil ER4-550-MI magnesium-alloy robot
Baowu Magnesium and Estun launched the ER4-550-MI magnesium-alloy industrial robot and signed a wider development partnership.

Evidence notes
- Baowu Magnesium and Estun unveiled the ER4-550-MI at the World Intelligent Manufacturing Conference in Nanjing.
- The magnesium-alloy design reduced total robot weight by 11%, increased cycle speed by 5% and lowered operating energy use by 10% versus the aluminum-alloy version.
- The companies also signed an agreement to jointly develop, manufacture and promote magnesium-alloy robots.
Company context
Estun Automation is a Chinese industrial automation and robotics company spanning motion control, industrial robots and digital manufacturing. Its robotics business includes articulated robots, collaborative robots, workstations and automation systems.