Manufacturer: Mitsubishi
Model: FX20K
Type: Wire EDM machine (Wire erosion)
Year of Manufacture: 1999
Workpiece and Table Specifications
- Maximum workpiece size (W x D x H): 1,050 x 800 x 295 mm
- Maximum workpiece weight: 800 kg
- Table dimensions: 780 x 630 mm
- Axis travel (X / Y / Z): 500 x 350 x 300 mm
- Maximum table feed rate: 1,300 mm/min
Wire and Cutting Specifications
- Wire diameter: 0.2 to 0.3 mm
- Maximum wire feed rate: 250 mm/sec
- Wire tension: 2 to 25 N
Machine Dimensions and Weight
- Overall machine dimensions (W x D x H): 1,810 x 2,310 x 2,050 mm
- Machine weight: 2,550 kg
Filter System
- Tank capacity: 635 litres
- Filter flow rate: 30 l/min
- Filter fineness: 3 micrometres
- Filtration: Paper filter (2 units)
- Conductivity control: 0.5 to 100 x 10 ohm/cm
- Filter unit dimensions (W x D x H): 800 x 1,700 x 1,720 mm
- Filter unit weight (empty): 230 kg
Generator Unit
- Power unit type: Transistor stage
- Maximum working current: 50 A
- No-load voltage settings: 16
- Working current settings: 18
- Pulse pause settings: 16
CNC Control System
- Control type: CNC closed-loop
- Controlled axes: X, Y, U, V, Z — max. 5 simultaneous
- Input resolution: 1 micrometre on all axes
- Minimum command increment: 0.1 micrometre
- Interpolation: Linear, circular, and spiral
- Display: 14 inch / 37 cm colour screen
- Character representation: Alphanumeric
- Command input: Absolute and incremental
- Scale magnification: 0.000001 to 99.999999
- Feed control: Automatic optimisation based on spark gap or constant
feed
- Path offset: plus/minus 99,999.999 mm, OFFSET 1 to 900
- Technology packs: 1 to 1999
- Number of program addresses: 1 to 99,999,999
- Subroutine nesting: 30 levels
- RS-232C interface: Yes (including DC1, DC3)
- MDI data input: 100,000 characters (260 m NC tape equivalent)
- Power supply: 3-phase, 200/220 VAC plus/minus 10 percent, 50/60 Hz,
13.5 kVA
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