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Serial No. 8911 New - 1980
SPECIFICATIONS:
Rotary Table Diameter 24"
Workpiece Diameter - Maximum 26"
Grinding Heigth Over Table - Maximum 12"
Vertical Dial Graduations .0005" + Vernier
Digital Automatic Fine Downfeed (DC Stepping) .00005"
Travel of Fine Downfeed 1-3/16"
Cup Grinding Wheel 12" X 5" X 4"
Grinding Spindle Drive Motor 7.5kW, 10 HP
Grinding Spindle Drive Motor - Speed 1445 RPM
Grinding Spindle RPM (3 Steps) 1250 / 1480 / 2090 RPM
Cutting Speed 4000 SFM
Approximate Table Speed (Steplessly Adjustable) 0.8 - 20 RPM
Approximate Torque of Table 15 MKP
Table Plane Eccentricity (1/2 TIR) - Within 2um (.000080") at 600mm Dia.
Table Bearing Support w/ Eccentric Load 100kp/um (220Lbs./.000040")
Actual Dimensions - Machine 51"L X 44"W X 78"H
Actual Dimensions - Controls 28"L X 25"W X 60"H
Actual Dimensions - Electrical and Hydraulic 56"L X 30"W X 80"H
Approximate Weight 7,000 Lbs.
EQUIPPED WITH:
Fully Automatic Grinding Cycles
Digital Automatic Fine Feed Downfeed for Roughing and Finishing Modes
Size of Feed Steps 0 to .000550"
Spark Out Time (0 - 5 Minutes)
Marposs Measuring Control
*Preliminary Specifications Subject to Verifications.
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