... New digital display table,which use electric, hydraulic automatic memory (3)Mechanical electric control using PLC, it has complete functions, ... , to save 4/5 area)6 other auxiliary equipment (control cabinet, hydraulic pressure station, etc.) 1. Product specification1) Length: 666mm2 ... scrape out the upper surface tongue-and-groove, then hydraulic jacking out the formed gypsum blocks, then space clamp ...