USED MOORE G-48

Moore Nasa G-48 CNC Jig Grinder

Key Technical Specifications

The NASA-Moore G-48 is a heavy-duty, double-column "Bridge Type" continuous-path CNC jig grinder. Remanufactured and upgraded by NASA Machine Tools
These ultra-precision machines overlay advanced 4-axis or 5-axis CNC sub-systems onto classic, stable Moore large-capacity castings.

Key Technical Specifications
Work Envelope & Travels
Table Longitudinal Travel (X-Axis): 48" (1,219 mm)
Spindle Cross Travel (Y-Axis): 24" or 24" x 48" depending on frame setup
Spindle Housing Vertical Travel: 13" (330 mm)
Quill Travel (Z-Axis): 5" (127 mm)
Distance Between Columns/Bridge: 32" (813 mm)
Table Dimensions & Work Area
Working Surface (L x W): 48" x 24" (1,219 mm x 610 mm)Table Flatness: Hand-scraped to within 0.000050" (50 millionths)
Grinding Spindle & Speeds
Grinding Head Options: Frequently accommodates Moore 40,000 RPM or high-speed pneumatic/electric heads.
Spindle Speed Capability: Range from 9,000 to 175,000 RPM depending on head configuration.
CNC Rotation (C-Axis): 360-degree automatic normalcy and planetary modes.
Programmable Outfeed (U-Axis): Absolute programmable U-axis outfeed equipped with home and limit switches.CNC Control & MotionControl System:
Typically modernized with Fanuc (e.g., Fanuc 0i-MF)
Programmable Axes: Standard 4-axis continuous path (X, Y, C, U), with optional Z or A axes for dynamic depth and contour hole grinding.
Traverse Rates: Rapid traverse of 40 IPM; contouring rate of 15 IPM.
Mechanical Motion: Ultra-precision ballscrews submersed in oil baths and heavy-duty precision roller bearing way systems.Physical FootprintApproximate Floor Dimensions: ~12' L x 7' W x 9' H
Weight: 13,000 lbs (approx. 5,900 kg)