2020-3-6 · Fote 4R Raymond Roller Mill in India. Mr. Arnav in India has a coal plant. Coal needs to be ground into powder to improve the combustion efficiency. 3 years ago, he found Fote engineers on the Internet and provided requirements. ... Output Size(mm) 0.173-0.044: 0.173-0.044: Shift Output of Different Material Fineness(t) 16-176: 8-78: Rotation ...Raymond Mill,Raymond Roller,4R Raymond Mill,Ling Heng …2021-8-10 · Raymond Mill is applicable to the grinding and processing of more than 280 kinds of non-flammable and non-explosive materials with hardness less than 7 and humidity less than 6% in mining, construction, chemical industry and metallurgy, such as stone flour, barite, bentonite, calcium carbonate, clinker, coal, dolomite, lead xide, limestone, marble, quartz, ultrafine.