Vertical Roller Mills for Coal Grinding | Industrial Efficiency .Vertical roller mills (VRM) can replace ball mills or tube mills used for preparing coal. Today VRMs with capacities up to 50 tph are the dominant technology for.coal mill technology,Loesche Grinding Technology for the Power Industry1927 First Loesche coal mill delivered for the Klingenberg power station in Berlin . grinding technology and is certified in accordance with. EN ISO 9001:2008.
coal mill technology