... 65% -75%.4. Never agate beads grinding machine shut in the long run under the conditions. ... of the grinding machines easily smashed.5. Grinding machine running for some time, to add appropriate agate ... Tablet press,Mixer,Crusher,Granulator,Dryer,Coater,Packing machine,Filling Machine,Miller and Pulverizer, Feeder,Oven, Deduster, Dust ... passed the CE Certification. Agate Grinding Balls Machine