Turkey: Bolu Cimento Sanayii AS, a member of the OYAK Group, has ordered three vertical roller mills from Gebr Pfeiffer SE for the new production line at its cement grinding plant in Kazan near Ankara. Installation of the mill will expand the existing plant into an integrated cement plant. Delivery of the mills is scheduled for mid-2014 and will boost the total number of Pfeiffer mills installed at OYAK Group cement plants to eight.
An MPS 4500 B with a drive power of 3150kW will be used for cement raw material grinding. The mill is guaranteed to produce 320t/hr at a product fineness of 12% residue on the 0.090mm screen.
Pet-coke and lignite will be ground in an MPS 225 BK vertical roller mill with a drive power of 400kW. The throughput rate of this mill when grinding pet-coke will be 20t/hr at a fineness of 3% residue on the 0.09mm screen and 35t/hr when processing lignite.
Bolu Cimento has also ordered an MPS 4500 BC mill with a drive power of 3300kW, which will yield 130t/hr of CEM I at a specific surface of 3900cm²/g acc. to Blaine.