Host blade system, Inverter control, automatic feed discharge. Host and contact with some materials made of 304 or 316L. Host drive system for two-stage gear deceleration, and AC variable frequency stepless speed control. This drum machine with filter aid (kieselguhr, perlite, activated carbon) of thickness 80mm or more. Host continuous operation, smooth running, easy maintenance. The machine of the separated solids concentration is very low, very fine grain size, easy plugging of filter fabric suspension