High Shear Mill pulverizes chemicals, pigments, wood, bones, paper and more Easy access for sample recovery and cleaningMicroswitch prevents operation while lid is openPowerful dual speed motor, 14, 000/18, 000 rpm60 minute timer, speed selector switch and amperage meter Will pulverize materials with a hardness of up to 6 mohs in as little as 60 seconds. An electronic brake stops the motor 5 seconds after the grinder is turned off. Feed funnel baffle is removable for large sample feeding. Push-fit...