... density less than 1.67 t /m3 and temperature less than 60 Celsius degree Multifunctional Belt ConveyorSpecification ... Transporting bulk materials or packaged product, such as stone, sand, coal, concrete, cement, gravel, fertilizer, mineral ore, limestone, ... carbon black, component/part, etc. *Widely used in mine, metallurgy, coal mine, chemical, construction, food, machinery, building material, light ...