... smooth design, ensured the sample no residua;3,Adjustable rotational speed, may adjust the appropriate rotational speed by different seed;4,It's ... sampler must be divided many times;6,Advanced the dividing speed, made the rotary aluminum plate which underneath the motor-driven ... 1,ividing quantity;200-1500g2,Motor power;25W3,Motor rotational speed;0-1440r/min (may continuous adjustable)4,Dividing error; ...