Jun 19, 2020 ZKG Cement Lime Gypsum. 87 likes. ZKG Cement Lime Gypsum is an internationally leading technical journal for the entire binder industry and its suppliers in the field of mechanical and plant engineering.Cement grinding unit, or called cement grinding plant, is an individual grinding plant in the finished cement production.The new-type cement grinding units adopt pre-grinding technology. The cement grinding units not only reduce the particles of feeding materials, but also help to produce cracks and flaws inside the particles, which largely increase production capacity of cement mill, reduce.