Manganese Metal Company (MMC) , based in Mbombela (Nelspruit, Mpumalanga Province), is the world’s largest producer of 99.9% electrolytic manganese metal (EMM). The company has been in operation since 1974, has a unique global marketing network
Manganese Metal Company (“MMC”), based in Mbombela (Nelspruit, Mpumalanga Province), is the world’s largest producer of 99.9% electrolytic manganese metal (“EMM”). The company has been in operation since 1974, has a unique global marketing network and