CNC Vertical Machining Center

Knuth CNC Vertical Machining Center EcoCenter 250

The Machining Center for batch production of small parts

Compact, fast, and productive - with new Siemens control

compact, yet heavy due to a premium cast-iron machine frame with superior rigidity
linear guides and preloaded ball screws with servo drives on all axes
wide speed range from 100 to 5000 rpm, infinitely variable
time saving features - fast rapid feeds up to 10000 mm/min and 8-station tool changer ensure reduced down times
Siemens 808 D control: virtually self-explanatory control operation - also ideal for training purposes
DIN programming or cycle programming with graphically supporting cycle masks and contour calculator
quick data transfers via USB port, plus standard "Sinumeric 808 on PC" Software for external programming
completely equipped with easy access enclosure and central lubrication system

working area
travel X-axis	250 mm
travel Y-axis	200 mm
travel Z-axis	300 mm
table dimensions	450x180 mm
table load capacity	60 kg
number of T-slots	3 Pieces
T-slots, width	12 mm
T-slots, spacing	49 mm
spindle nose-to-table surface distance	80 - 380 mm
throat	320 mm
headstock
speed range	100 - 5000 rpm
spindle mount	MAS-BT 30
feed
rapid feed X-axis	10000 mm/min
rapid feed Y-axis	10000 mm/min
rapid feed Z-axis	10000 mm/min
work feed X-axis	4000 mm/min
work feed Y-axis	4000 mm/min
work feed Z-axis	4000 mm/min
tool head
number of tool stations	8 Pieces
tool Ø	63 mm
tool weight max.	2,5 kg
tool-changing time chip/chip	7 s
tool-change time tool/tool	9 s
accuracies
positioning accuracy	0,01 mm
repeatability	0,01 mm
drive capacity
motor rating main drive	2,2 kW
motor rating for X-axis drive	0,75 kW
motor rating for Y-axis drive	0,75 kW
motor rating for Z-axis drive	0,75 kW
total power consumption	5,5 kVA
measures and weights
overall dimensions	2250x1300x2500 mm
weight	1440 kg