... 3.smaller land,smaller noise 1.Raymond Grinder/Grinding Mill:Raymond grinder is suitable for making powder equipment at ... kinds of mine, chemical industry, building material, metallurgy. It can mill quartz, feldspar, calcite, talc, barite, fluorite, rare-earth, ... the grinding chamber for regrinding and the fine powders are blew into the cyclone and poured out through the output-powder pipe as the ...