... 12 Positioning Accuracy Measuring method conforms to VDI/DGQ3441 Positioning accuracy of C axis20Repeatability of C axis8 VTM 260 ... type structure, the worktable moves forward and backward and the cross rail up and down along gantry column, the ... CQC, CNAS 00110Q24496R2L/6100 Scope: Design, development, production and service of gear grinding machines, machining center, Plastic machineries, Hydraulic ...