Which models can be selected for processing ultrafine Barite powder? HGM grinding mill: ... YGM Raymond mill: 61333 micron(30325 mesh); D90=30 micron. CLUM vertical roller mill: 205 micron( mesh); D50=2 micron D97=4 micron . How to get the latest quotation? You can leave a message online or contact CLIRIK directly: