1978: DWC 80 CNC-2
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First Mitsubishi Wire EDM to enter the North American market at IMTS 78
Ten Amp transistor over capacitor power supply cut 3 square inches/hour with .008 soft brass wire
Full 4-axis machine with 5 degree/side taper cutting with conical or sharp corner modes
Dedicated Mediapt 70-1 programming system can send the program to the machine without making paper tape
Upgraded to Future Cut in 1980. Added flushing pressure and hard brass wire increased cutting speeds up to 6 square inch/hour | |
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| 1982 & 1983: Series F and F1 |
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The F series introduced four new machine sizes, the 70, 80, 90, 110 and 200 covering work areas from 8 x 10 x 4" to 16 x 30 x 8"
Introduction of the AWF system. The SK device was our first mechanical tube type auto wire feed unit. It could auto-thread .008~.012" wire
Introduction of the first fully transistorized 10 amp power supply, cutting 12 square inch/hour with .012" brass wire. No capacitors meant better finishes
1983 brought the F1 series which increased flushing pressure and added a 15 amp power supply to increase cutting speeds up to 18.5 square inch/hour
This was the first machine to cut 4-axis independent programs (square to circle type cuts) | |
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1985 & 1988: Series H and H1
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The H series introduced an 18 amp power supply along with the high pressure turbine pump for cutting speeds of 23.5 square inch/hr with .013" brass wire
The multi CPU style control offered full multi-tasking functions and 14" color graphics with 3D-wire frame program checking
FS (fine surface finish) option is an AC skim cut circuit that can achieve surface finishes down to a 6 micro inch Ra
The H1 series offered the first water-jet auto-threading unit with hydrovac lower arm retrieval, improving reliability and reducing maintenance
The H1 control was revised to increase CPU speeds up to 10 times faster than the H series unit | |
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1987: C Series
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Low cost entry level machine the 90C came with a twin 16 bit CPU full multi-tasking CNC control with a 12" monochromatic CRT
Simplicity at it's best; the hydrovac wire retrieval system made hand threading a snap
New power regeneration system reduces power consumption by 20% and produces 30% less heat
10 amp power supply cut at 13 square inches/hour with .01" brass wire
1989 the 110 C2 version was introduced offering a full 12 x 18 x 10" cutting area with speeds up to 23.5 square with .013" brass wire | |
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1990: SB Series
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The 90SB is Mitsubishi's first submerged wire EDM machine
A F1 water-jet auto threading and the C series type control made the SB a very operator friendly workhorse
Big machine style power supply and flushing system pushed the cutting speed up to 21.5 square inch/hour with .012" brass wire
The chiller came standard with the SB, so thermal stability and accuracy were better than its C series machine cousin | |
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1990: HA Series
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The HA machines offered working areas of 10 x 12 x 6" all the way up to 32 x 40 x 18" with workpiece weights from 380~5000 lb.
Introduces the first 32-bit fully multi-tasking control to wire EDM. Increased CPU speeds along with an AC smart servo drive system make the HA our most accurate machine with 4 millionths resolution
Table sprinklers maintain thermal stability in the workpiece area for improvd accuracy
Using .013" diameter Mega Cut HS wire, teh HA could reach cutting speeds as high as 34.2 square inch/hour
The new TL circuit improves wall straightness as well as surface finish in less skim cuts | |
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1992: SZ Series
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The 90 and 110 SZ machines are the first Ultra-High Accuracy submerged wire EDM machines from Mitsubishi
Great attention to thermally stable construction and direct drive AC smart servo system prove to make our most accurate machine to date
This machine offered the US market its first optional AE (anti-electrolysis) power supply, sold mostly to carbide users at this time
AF2 introduced the new wire guide/power feeder design to improve auto threading reliability and maintenance. 48 position carbides can be indexed without cutting the wire
1994 brought forth the 150 SZ machine with a much larger working area | |
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1994: SX Series
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SX10 and SX20 offer the next generation of Ultra-Precision in a submerged wire EDM machine
Standard high speed AE power supply and optional FM and FS circuitry allow the SX to achieve as low as a sub 2 micro inch Ra surface finish
The AE power supply protects your workpiece from the corrosive effects of electrolysis from the rough cut through the finish skim
CAE (cad aided engineering) was used to design the machine castings for optimal rigidity with minimal bulk
The AF2 unit on the machine will auto thread wire sizes from .003~.012" diameter | |
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1996: FX Series
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The FX series comes in 2 machines sizes, and your choice of submerged or non-submerged models
Traveling column design machine helps reduce floor space requirements and increases workpiece weight capacity
PM2 (second generation Power Master) makes it possible for the operator to key in a few job requirements and PM compiles all power settings, offsets, and feed rates to complete your job
Corner Master software helps to create more accurate corner geometry by modifying the actual program path
Newly developed cutting technology gets your job from rough-cut to finish skim as fast as possible | |
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1998: FX-K Series
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The FX-K series is available in 3 submerged and 2 non-submerged models. Working areas of 10 x 14 x 8.6" up to 19.7 x 29.5 x 13.8" handle workpiece weights ranging from 1102 to 4409 lb.
AE3 power-supply offers improved finish machining performance with the newly developed fine-pulse control (MP and ST2 circuits)
Corner Master has been upgraded to include precision control of small corners throughout the machining process
AF3 unit has been upgraded to drastically reduce automatic threading cycle time
Motorized lubrication is new standard equipment on X and Y-axes to reduce maintenance cycles | |
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1999: QA Series
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QA10 and QA20 offer the next generation of Ultra-Precision in a submerged wire EDM machine.
New Z-Axis Casting, is cooled by the chilled system DI water. This maintains thermal stability between the table/workpiece area and the upper head of the machine. power-supply offers improved finish machining performance with the newly developed fine-pulse control (MP and ST2 circuits)
NEW 64-Bit PC based Multi-Tasking Control allows the operator to perform different tasks concurrently using a familiar Windows style graphical user interface on a 10.4” TFT liquid-crystal display.
AWF is reliable with wire sizes that range from .002” to .010” (.008” standard).
MP Circuit this newly developed fine-pulse control technology allows for more precise discharge energy resulting in shorter machining times, particularly with fine wire sizes.
FS3 (Standard) 1.5 ~ 2 μ inch Ra. finish is attainable using fine wire with the FS3 Machining. A 2 ~ 4 μ inch Ra is attainable with normal wire and workpiece sizes. No insulated fixtures are required when using “FS3 Machining”, workpieces may be clamped directly to the machine table, cut and finished fully submerged for complete thermal stability. | |
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2000: RA Series
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New RA90 Series non-submerged entry level wire EDM with or without AT unit provides high machining speeds at a low-cost.
Automatic Wire Threading (AT) is the world’s fastest auto-threading device with a 10 ~ 15 second insert time.
Fine Hole Insert allows the AT unit to insert wire into start holes as small as .020".
Programmable Self-Cleaning Function allows the number of inserts and cutting hours to be programmed. When that number is reached, a 15 second self-cleaning operation is triggered insuring longer unattended operation.
64-Bit Multi-Tasking Control allows the operator to perform different tasks concurrently using a familiar, Windows-style graphical user interface on a 10.4” TFT liquid-crystal display.
E.S.P.E.R. CAD/W provides on-board programming of part geometry. DXF and IGES CAD files can be imported directly and turned into cut profiles easily. Anti-Electrolysis (AE3-HS) Power Supply is standard. The HS means HIGH-SPEED. 30 sq.”/hr. using .012” Mitsubishi “V” wire. 25 sq.”/hr. using .012” brass wire. | |
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2000: FA Series
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The all new submerged machining FA10 and FA20 series introduce a new level of reduced maintenance design with all stainless steel construction and many self cleaning systems.
Newly designed, self-cleaning stainless steel seal plate and seal plate movement transfer mechanism.
Auto-Lock Mechanism for machining tank door uses a unique, vertically moving, space saving door is engaged by the simple push of a button.
Direct Drive 32mm Ball Screws, with a newly designed motor coupler, insure highly accurate column movement with zero backlash.
New Digital AC Servo Drive System allows unexcelled cutting accuracy and high speed positioning.
New Auto-AT Maintenance Pages are set by the operator for total maintenance intervals. Complete maintenance instructions pop up on-screen when that value has been reached.
10KG (22 lb.) Wire Spool Standard allows up to *40 hrs. of unattended machining time.
Econo-Cut can reduce wire usage 40% with only a negligible loss of cutting speed. Any loss of machining accuracy is kept to a minimum. | |
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2002: FA-P Series
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FA10P and FA20P offer the next generation of Ultra-Precision in a submerged wire EDM machine.
New Digital 500 Watt AC Servo Drive System allows unexcelled cutting accuracy and high speed positioning.
Advanced Friction Control (AFC) suppresses disturbances during high-accuracy movement insuring highly precise positioning.
New 4 millionths Linear Glass Scales, are standard equipment on 4-axes, XY and UV.
Fine Resolution Encoder Feedback, producing 2 millionths resolution, promotes machine positioning and part geometry accuracy.
AT unit is highly reliable with wire sizes that range from .004" to .012" in either plain brass or with some coated high-speed wires (.010" standard).
WFAP Power Supply introduces a new, non-isolated fine finishing circuit with new power/ground cable routing. PF and SL Circuits improve fine-finishing speed and part straightness. This new system can produce single digit surface finishes up to 30% faster than our previous FM Circuit.
Best Surface Finish of 1.0µm Ry (4.0inch Ra) can now be achieved with the standard PF Circuit on the AE Power Supply. No isolated tooling required. |
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2003: FA-V Series
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FA-V Series set new world cutting speed records with it’s new V500 AE Power Supply.
V500 Anti-Electrolysis Power Supply is standard. V500 means ULTRA HIGH-SPEED.
PM4 Power Master Control can select all machining parameters including cutting feed rates and offsets. A new addition to PM4 is complete technology support for both brass and high-speed coated wires with up to a 50% increase in machining speed.
BL Circuit is a newly developed, high voltage, fine-pulse control technology that allows more precise discharge energy which improves cutting of low conductivity materials such as PCD, CBN and graphite.
New Absolute Control System maintains location through an absolute feedback system , even after a loss in power.
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2004: FA-S Series
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16 Step Programmable Flushing Control.
Linear Scales (X,Y).
Small Wire Device .004” (Does not include guides).
Wire Processor (Chopper).
Fine Surface Machining (PF Circuit).
DNC Hardware (Ethernet FTP).
New Digital 500 Watt AC Servo Drive System allows unexcelled cutting accuracy and high speed positioning.
Large Taper Angles possible: Forty five degrees per side is possible with special guides, flush cups and the Angle Master option.
The newly designed wire processor chops the used wire into small pieces, allowing several large spools to be consumed before the catch basket needs to be emptied.
Several self-cleaning features, along with the Auto-Oiler, reduce maintenance time by as much as 90% over previous models. |
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2005: FA50V
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Very Large Wire EDM Machine. Max. workpiece dimensions 78.7 x 63.0 x 15.6 (in).
Submerged machining range 51.2 x 39.4 x 15.7 inch in the all new, stainless steel work tank with the newly designed, self-cleaning stainless steel seal plate and seal plate movement transfer mechanism.
Maximum Workpiece weight 8,800 (lbs).
Automatic Level Control sets the DI fluid level to the correct height according to the Z-axis position.
Auto-Lock Mechanism for machining tank door uses a unique, vertically moving space saving door designed by Mitsubishi. The Automatic Rise and Fall Door is engaged by the simple push of a button.
Fine grain Dianite casting material, designed using CAE (computer aided engineering), increases casting thickness and height to guarantee accuracy and repeatability. The machine unit now weighs in at 19,842 lb.
U-V Taper Unit allows up to 15° per side taper cutting in a 10.25" workpiece. Thirty degrees per side is possible, with optional guides and flush cups, in a 4.5" thick part.
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2005: MD+PRO
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New low cost machine designed for both Medical and Small Parts 24/7 production.
Submerged machining to 8.6 inches in the all-new, stainless steel work tank with the newly designed self-cleaning stainless steel seal plate and seal plate movement transfer mechanism.
Vertical Movement Machining Tank Door uses a unique, space saving door designed to operate in two easy motions without removing your hands from the door. It is also equiped with a safety switch that will not allow a tank fill with the door open or ajar.
Moving Table Design provides the most rigidity, flexibility and thermal stability for handling workpiece weights of up to 1100 lbs.
Fine Resolution Encoder Feedback promotes machine positioning and part geometry accuracy. The optical encoder sends 130,000 machine movement pulses back to the control (per one revolution of the ball screw) producing 2 millionths resolution.
E.S.P.E.R. Light Operation provides a one-screen, simple, step-by-step approach to programming the machine and workpiece setup for a particular material and job type. |
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