... special workpiece. It goes with high-frequency power or super audio frequency power or medium frequency compatibly and can satisfy to formal ... stability, long service life.7.Workpiece rotation driven by Variable frequency DKM, speed adjustment range, adjustment intuitive, easy; and the ... s)1.5~150Part rotation speed((r/min)20~200 (Frequency conversion)Power of main motor(kw)Servo motor:2.6The power ...