Started mass production of Hyosung Heavy Industries' COPPER ROTOR
Started mass production of Hyosung Heavy Industries' COPPER ROTOR (Copper rotor) From May 2019, the company started producing copper rotors and supplying them to Hyosung Heavy Industries. It is a rotor used for premium class (IE3) motors, and CASTMAN is the only company in Korea to have production technology and production results.









![Figure 18- 2D creep deformation mechanism map for coarse pure Zinc, red frame means the region researched in the project [11]](https://castman.co.kr/wp-content/uploads/image-3299-300x300.webp)

![Fig. 3. Casts of an previous gasoline engine piston with diameter Ø 90 mm; a) after lowering the permanent mould casting machine; b) simply flat piston crown [7]](https://castman.co.kr/wp-content/uploads/image-3268-187x300.webp)










