Get current pricing for Siebentechnik, TS 250 Siebtechnik Screening Disc Mill Ts 250. 380 V. 50 Hz. 750 W. 1000 Rpm. Diameter Of The Vibrating Plate: 155 Mm. Ginding Tools: 2x Colmony 250, 2x 1chr . Product Category: Lab Equipment, Sub Category: Mills/grinders: