Grinding In Cement Ball Mills
Grinding in ball mills is an important technological process applied to reduce the size of particles which may have different nature and a wide diversity of physical mechanical and chemical Dec 02 2019 ball mills although ball mills were first introduced in the 1860s the main progress was made during the 1870s to 1900s in germany where its growing cement and chemical industries Dec 02 2019 ball mills although ball mills were first introduced in the 1860s the main progress was made during the 1870s to 1900s in germany where its growing cement and chemical industries