Knuth CNC Electric Discharge Machine DEM 320 A

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Knuth CNC Electric Discharge Machine DEM 320 A


High precision and quality plus excellent price/performance ratio

  • great alternative for wire electrical discharge machines - with excellent cutting performance and cost-effectiveness
  • extra rigid cast-iron frame made with stress-free annealing in T Design
  • THK Precision Linear Guides (Japan) on all axes
  • all machines are measured using laser interferometer systems and subjected to strictest quality controls
  • low-maintenance modular construction
  • precision preloaded ball screws for lasting mechanical precision
  • the PC-based control system with servo drives is fine-tuned to the manufacturing process requirements, it is user-oriented and reliable
  • the pulse generator uses the newest technology for efficient machining
  • the two-directional wire guide system is the heart of the machine, featuring perfect wire feed even with workpieces with large tapers or heights
  • the patented 4BLS system simplifies machining of workpieces with tapers up to ± 30°, without sacrificing accuracy or surface quality
  • integrated central lubrication
  • handheld control for quick machine setup

Specifications - DEM 320 A - CNC Electric Discharge Machine

working area  
workpiece length (max.) 570 mm
workpiece width (max.) 350 mm
workpiece thickness (max.) 300 mm
workpiece weight (max.) 500 kg
travel X-axis 320 mm
travel Y-axis 250 mm
travel U-axis 55 mm
travel V-axis 55 mm
wire diameter 0,18 mm
wire tension (max.) 6 N
cutting angle 30 °
wire guide Linearführung
cutting capacity (max.) 180 mm²/min
mean current 8 A
CNC control  
software DM-XPCNC
controlled axis 4
input increment (min.) 0,001 mm
dielectric system  
dielectric fluid Emulgierender Agent
dielectric, tank capacity 60 l
drive capacity  
total power consumption 4,5 kVA
supply voltage 400 V
positioning accuracies 0,015 / 300
repeatabilities 0,01
best surface roughness 0,8 - 1 µm Ra
measures and weights  
overall dimensions 1300x1800x2100 mm
weight 1500 kg

Standard equipment - DEM 320 A - CNC Electric Discharge Machine

CAD/CAM software, erosion wire 0.18 mm, filter, handheld control, RS-232 interface , operating tools, operator manual
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