Sharp Industries 8" X 20" Fully Automatic Surface Grinder Magnetic Chuck SG-820-2AN
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$45,700.00
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The model has NC spindle downfeed, hydraulic table feed and motorized cross saddle feed. It is designed with auto grinding cycle, spark out, auto return to zero, traverse and plunge grinding cycle.
- 8″ x 20″ table, 25″ x 23.6″ travel
- 2 HP spindle motor – 3,420 rpm
- Turcite ways
- Ball screw on cross
- NC spindle downfeed
- Slide ways are hand scraped and coated w/ TURCITE
- Hydraulic table feed
- Automatic crossfeed
- Accurate slot-grinding capability
- Hydraulic table stroke setting
- Double “v” way cross travel
- One “v”, one flat way longitudinal travel
Specifications and Manual
| Specification | Value (Inch / Metric) |
|---|---|
| Capacity | |
| Max Grinding Length | 21.7 in. / 551.18 mm |
| Max Grinding Width | 8.7 in. / 220.98 mm |
| Max Distance: Table to Spindle Center | 15.7 in. / 398.78 mm |
| Table | |
| Table Size | 8 × 20 in. / 203.2 × 508 mm |
| Longitudinal Travel | 23.6 in. / 599.4 mm |
| Cross Travel | 9.25 in. / 234.9 mm |
| Longitudinal Feed of Table | |
| Hand Feed per Revolution | 2.7 in. / 68.58 mm |
| Hydraulic Feed | 3.3–82 ipm / 83.82–2,082.8 mm |
| Cross Feed of Saddle | |
| Hand Feed per Revolution | 0.2 in. / 5.08 mm |
| Hand Wheel Graduation | 0.0005 in. / 0.0127 mm |
| Intermittent Feed | 0.006–0.4 in. / 0.152–10.16 mm |
| Continuous Traverse Feed | 47 ipm / 1,193.8 mm/min |
| Specification | Value (Inch / Metric) |
|---|---|
| Vertical Feed of Wheel | |
| Hand Feed per Revolution | 0.05 in. / 1.27 mm |
| Hand Wheel Graduation | 0.0001 in. / 0.00254 mm |
| Grinding Wheel | |
| Outside Diameter | 8 in. / 203.2 mm |
| Wheel Bore | 1.25 in. / 31.75 mm |
| Wheel Width | 0.5 in. / 12.7 mm |
| Motors | |
| Spindle | 2 HP / 1.49 kW |
| Hydraulic Table | 1 HP / 0.75 kW |
| General | |
| Floor Area (W × H × L) | 6.91 × 4.91 × 6.5 ft. / 2.10 × 1.49 × 1.98 m |
| Approximate Weight | 2,600 lbs. / 1,179.3 kg |
| Power Consumption (220V) | 4 KVA / 11 amps |
| Power Consumption (440V) | 4 KVA / 5.5 amps |
Standard Equipment
- NC spindle downfeed system
- Grinding wheel
- Kanetsu chuck with coolant system (12 gal) and splash guard
- Auto-lube system
- Wheel adapter/flange
- Wheel balancing arbor
- Work light
- Diamond dresser
- Tool kit
- Wired 220V or 440V
- Fully loaded special package available
Optional Add-Ons
Call for Price
- Permanent magnetic chuck (fine pole)
- Electro-magnetic chuck (fine pole) w/ control
- Overhead manual parallel dresser
- Balancing stand
- Extra wheel adapter (flange)
- Dust collector
- Coolant system w/paper filter (25 gal) & magnetic separator, 220V/440V
- Digital Readout System
- CE mark