ULTRAFINE GRINDERA set of swing hammer mill is held between two
rotor disks much as in a convention hammerHammer mill with internal
classificationSolid particles are suspended in a gas stream and
conveyed at high velocity in a circullar or elliptical
path.Fluid-energy millThe charge is agitated with a multiarmed
impellerAgitated millULTRAFINEGRINDER
