Sharp Industries 8" X 20" Semi-Automatic Surface Grinder Magnetic Chuck SG-820-2A
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$36,700.00
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The model has hydraulic table feed and motorized cross saddle feed. Besides regular surface grinding it can perform slot grinding.
- 8″ x 20″ table, 9.2″ x 23.6″ travel,2 HP
- Ball screw on crossfeed
- Advanced hydraulic system w/ independent oil tank for vibration free table
- Slide ways are hand scraped and coated w/ TURCITE
- Automatic crossfeed
- Accurate slot-grinding capability
- 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 |
| Specification | Value (Inch / Metric) |
|---|---|
| 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 |
| 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
- 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