GMC GMSG-820AH & GMSG-820AHD
Standard Features:
- ISO 9001
- Precision roller ball ways
- Heavy Duty "Meehanite" Casting
- Roller tracks are Turcite-B coated for long life
- "Turcite B" Coating on ways
- Double Vee on cross slide
- Model # GMSG-820AHD has automatic down feed
- Complete coolant system included
- Full splash guards
- Over 680 pounds table load capacity
- Hardened & precision ground & hand scraped ways
- Dynamically balanced spindle run-out within 0.00008"
- Automatic down feed is driven on V-type guideway
- Safety 24 low voltage electric controls & overload protection
- Automatic continuous lubrication for all ways & leadscrews
- Adjustable longitudinal table stops and cross feed lock
- (4) preloaded class 7 (P4) high precision angular contact spindle bearings for high precision grinding
- Power source: 208V / 220V / 230V, 3-phase (option: 440V/460V, 3-phase)
- One year industrial warranty for parts
Standard Equipment:
- Complete coolant system with splash guards
- Halogen work light installed
- (1) Grinding wheel with flange 8" dia. x 1/2" thick x 1 1/4" bore
- Grinding wheel extractor
- Diamond wheel dresser with base
- Balance stand & wheel wrench & balance arbor
- Automatic lubrication system
- Tool box with tools & leveling pads
- Operation and parts manual
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SPECIFICATIONS
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Model
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GMSG-820AH
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GMSG-820AHD
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Table
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Size ( chuck size )
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8" x 20"
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Load Capacity
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680 LBS
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T-slot size
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9/16"
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Grinding capacity, W x L
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8-1/2" x 20"
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Max. longitudinal manual table travel
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20"
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Hydraulic automatic longitudinal table travel
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20"
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Automatic longitudinal travel speeds
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3' to 82' / min.
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Max. cross manual table travel
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9"
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Cross rapid traverse
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48" / min.
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Automatic cross table increment feeds
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0.006" - 0.30"
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Cross handwheel graduation
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0.001"
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Cross handwheel per revolution
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0.2"
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Vertical automatic down feed-rapid traverse
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---
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9" / min.
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Automatic vertical down feed rate, variable
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---
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0.00004" - 0.0004"
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Vertical downfeed handwheel graduation
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0.0002"
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Vertical downfeed handwheel per revolution
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0.05"
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Max. spindle centerline to table surface
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16-1/4"
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Spindle speed
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3,600 rpm
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Spindle motor
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3 HP, 3-phase 230V
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Hydraulic pump motor
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1 HP, 3-phase 230V
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Cross feed motor
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1/2 HP, 3-pahse 230V
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Automatic down feed motor
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1/4 HP, 3-ph, 230V
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Coolant pump
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1/8 HP, 3-ph, 230V
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Coolant tank capacity
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8 Gal.
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Wheel size, Diameter x Thickness x Center Bore
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8" x 3/4" x 1-1/4"
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Machine weight, LBS
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2,870 LBS
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2,960 LBS
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Machine dimensions: L x W x H
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66 x 50 x 78"
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78 x 56 x 83"
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There is no further information.
Optional Equipment
- 8"x20" standard permanent magnetic chuck # SMC-820
- 8"x20" fine pole permanent magnetic chuck # FPMC-820
- Dust collector system for GMSG-820AHD # DC-820
- 2 axis NEWALL #C 80 for GMSG-820, USA, installed # NW-820
- Parallel dresser # PDR
- Variable spindle speeds from 50 rpm to 3,600 rpm # VARI-SP
- Rotary phase converter, USA, 7HP # R7-820
- Coolant system with paper filter & magnetic separator
