Numturn 420 SI ECO CNC Cycle Lathe

Powerful CNC Technology for high flexibility and easy handling, available in 4 versions

• manually transverse the X and Z axes via 2 electronic hand wheels
• User-oriented cycle interface for easy parts programming - turning cycles with many programming options to create a complete parts program
• USB port for easy data transfers (Sinumerik 808 D on PC included in standard equipment)
• induction-hardened, ground guideways
• Longitudinal and transverse movements via high-quality preloaded ball screws and servo drives
• smart central lubrication system for low-maintenance operation

• Working area Workpiece length (max.) Turning diameter over bed Turning diameter over support Turning length (max.)	1.000 mm 420 mm 230 mm 920 mm
  Travels Travel X-axis Travel Z-axis	220 mm 920 mm
  Headstock Spindle speed Spindle mount Spindle bore Bar capacity (incl. chuck)	60 - 3.000 rpm A2-6 66 mm 60 mm
  Rapid feed Rapid feed X-axis Rapid feed Z-axis	4.000 mm/min 8.000 mm/min
  Tool head Number of tool stations	1 Pieces
  Tailstock Tailstock taper Tailstock quill diameter Tailstock quill stroke	MT 4 60 mm 100 mm
  Accuracies Positioning accuracy X-axis Positioning accuracy Z-axis Repeatability X-axis Repeatability Z-axis	0,006 mm 0,008 mm 0,005 mm 0,008 mm
  Drive capacity Motor rating main drive Motor rating coolant pump Motor rating X-axis Motor rating Z	7,5 kW 0,125 kW 1,5 kW 1,5 kW
  Measures and weights Overall dimensions (length x width x height) Weight	2.850x1.580x1.750 mm 2.750 kg

Control:

The Tengzhou Datong Machine Tool Co.,Ltd. is one of the leading manufacturers and exporters of machine tools in Shandong Province in China. We are specialized in the manufacturing of the XW series Universal Lifting Platform Milling Machine,the XQ series Universal Swivel Head Milling Machine,the ZX series Universal Drilling and Milling Machine,the ZQ serie Universal Radial Drilling Machine.Varies models of Hydraulic Machine,Automatic Boring Drum Machine,HD2006-A laser beam level truck locator and hydraulic auto-maintain equipment.

Datong has the right to import and export,and gained CE and ISO9001 System Certification.It has all the integration of R&D,manufacturing & processing,management & marketing,technical service,import & export and into one.At present,we have more than 300 employees,among them,160 have college education which more than 50 persons hold junior,middle and senior professional post .More than 200 sets of main production equipment and testing equipment.The products are widely exported to Europe,South-America and Southeast Asia and other countries and regions.

"Honesty Basic,Quality First"is the company's purpose,"continuous progress to satisfy the requirements of the customers" is the quality policy. 

The Tengzhou Datong Machine Tool Co.,Ltd.sincerely wishes to cooperate with friends at home and abroad to realize mutual development!