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Used Machines
Expand Machinery Gen Mill-6328
Model:
Gen Mill-6328
Year:
2021
Stock #:
601381
Manufacturer:
Expand Machinery
2021 Expand Machinery Gen Mill-6328 Vertical Machining Center
X:
63"
Y:
27.56"
Z:
27.56"
Power:
25 hp
RPM:
12,000 RPM
Taper:
CAT 40
# ATC:
40
Table-W:
68.9"
Table-L:
27.56"
Mitsubishi M830 CNC Control
12,000 RPM Direct-Drive Beltless Spindle
Belt Type Chip Conveyor with 38” barrel height discharge
Big-Plus dual-contact High-Performance precision spindle
40-Tool High-Speed Twin-Arm Chain-Drive Tool-Changer
300 PSI “Through-the-Spindle” Coolant with rotary union
Chip Wash- Down System
32-GB Solid-State Data Server integral to CNC control
Twin Chip Augers to push chips forward
Full Machine Enclosure w/Top Covers & precut exhaust duct
Spindle Air Blast by M-Code
Spindle Oil Cooler – Thermostatically controlled
Remote Operator MPG Hand wheel with magnetic base mount
High-Speed Synchronous Rigid Tapping
4th and 5th Axis Prewired with quick-disconnect connectors
Dual High-Intensity LED Worklamps
6 - Thru-Tool-Coolant Pull Studs
To the best of our knowledge all details listed below are deemed correct.
It is the buyers responsibility to confirm ALL details prior to purchase.

General Specifications:
Axis Travel
   X-Axis (6 Cross Roller Trucks):        63"            (1,600mm)
   Y-Axis (4 Cross Roller w/ 8 Trucks:    27.56”         (700mm)
   Z-Axis:                                27.56”         (700mm)
   Spindle to Rotary Table Surface:       5.9”– 31.5”    (150 – 800mm)
   Spindle Center to Z Way Covers:        28.74”         (730 mm throat dimension)

Table
   Table Size:                            68.8" x 27.56" (1,750mm x 700mm)
   T-Slot Width (3 T-Slots Total):        18mm           100mm Centers
   Table Load:                            3,397 lbs      (1500 kg load for full accuracy)

Spindle
   Spindle Motor:                         25-HP 30-min rating / 20-HP constant duty rating
   Spindle Speed:                         12,000 RPM / (15,000 & 20,000 RPM Optional)
   Spindle Torque:                        90 ft-lb @ 1,500 RPM
   Tool Type:                             CAT #40 Taper
   Retention System/Holding Capability    BellVille Spring Stack (1650-1760 lbs)
   Spindle Runout:                        <0.000040" TIR
   Spindle Bearings - Rear:               110mm NSK70BNR 2-P4 Class 7 Bearing
   Spindle Bearings - Front:              110mm NSK70BNR 2-P4 Class 7 Bearing
   Retention Knob:                        #40 Japanese standard, JMTBA double 45° head angle

Axis Feeds
   Rapid Traverse (X,Y):                  944 ipm        (24m / minute)
   Rapid Traverse (Z):                    944 ipm        (24m / minute)
   Cutting Feedrate:                      0.4-393 IPM
   Ballscrews (X,Y,Z):                    50mm Ballscrews (10mm Pitch(
   Least Input Command Increment:         0.0001"/0.000040" (0.001mm( (40 Millionth)
   Accuracy X,Y,Z Axis (JIS6338):         +0.0002"/12"   (+0.005mm Over 300mm)
   Repeatability X,Y,Z Axis (JIS6338):    +0.0001"/12"   (+0.003mm Over 300mm)

Tool Changer
   Tool Capacity (40+1):                  40 Tool Twin Arm
   Tool Shank:                            CAT#40 Taper
   Tool Change Time:                      1.7 Seconds Tool to Tool
   Tool Diameter / w/adjacent tool:       5.90" / 3.15"  (150mm/80mm)
   Tool Length/Weight (from gage line):   11.81"/15 lbs  (300mm/7Kg)
   Tool Selection/Tool Access             Random         Bi Direction 

General
   Coolant Capacity:                      148-Gallons    (560 Liters)
   Electrical - Connected Load:           75 amps        220vac+5%, 60hz
   Air Service Requirements:              85 PSI @ 14-scfm
   Machine Dimensions:                    219” x 92” x 104” (558 x 232 x 256cm)
   Machine Weight:                        26,455 lbs     (12,000 kg)


Machine Options
Factory Machine Installation: “Peace-of-Mind Factory Installation” – Includes Expenses:..$2,995.00
Factory On-Site 3-Day Machine Operation and Program Training – Includes Expenses:........$4,995.00
Substitute #50-Taper Direct-Drive 10,000 RPM Spindle:....................................$10,495.00
Upgrade to 15,000 RPM CAT-40 Taper Spindle:..............................................$7,395.00
Heidenhain Linear Scales for all 3-Axis - Installed:.....................................$18,395.00
Upgrade to 60-Tool Tool Changer:.........................................................$10,000.00
Renishaw OMP60/OTS/CAT40 Hardware and Software Kit Installed:............................$8,990.00
Fanuc 0iMF Control and Drive Package is Available with 2-Year Warranty:..................$6,995.00