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Freeport 6" x 18", 8" x 16" and 10" x 20" Manual Precision Surface Grinders |
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SGS-816-M |
SGS-1020-M |
M models are all manual feeds MR models have rapid traverse up and down |
| View a video on the Freeport double column surface grinders. Well produced and in English) This shows grinding on several different models of the double column machines. Work shown includes flat thin plates, bases, columns and tables of machining centers, V-bed lathes, boring mill sub-tables etc. Click on the icon below. |
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SGS-618 M and MR |
SGS-816 M and MR |
SGS-1020 M and MR |
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| Max. grinding surface WxL | 152 x 457mm 6" x 18" |
203 x 406mm 8" x 16" |
254 x 508mm 10" x 20" |
| Working Surface of table. | 150 x 457 5.9" x 18 " |
160 x 406 6.3" x 16" |
230 x 500 9" x 19.7" |
| Max. Horizontal travel of table. | 480mm 18.9" |
430mm 16.9" |
540mm 21.3" |
| Max. Cross travel of table. | 163mm 6.4" |
213mm 8.4" |
263mm 10.4" |
| Distance between table surface and spindle center | 460mm 18.1" |
500mm 19.7" |
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| Table speed | Manual |
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| Automatic cross feed of saddle | Manual |
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| Vertical handwheel (1 gra) | 0.01mm 0.0005" optionally 0.0001" |
0.01mm
0.0005" |
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| Vertical handwheel (1 rev) | 2mm 0.1" optionally 0.05" |
2mm 0.1" |
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| Cross feed handwheel (1 gra) | 0.02mm 0.001" |
0.1mm 0.005" |
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| Cross feed handwheel (1 rev) | 0.01mm 0.005" |
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| Down feed micro adjustment (1 gra) | MR 0.001mm 0.00005" |
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| Down feed micro adjustment (1 rev) | MR 0.1mm 0.005" |
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| Longitudinal travel adjustable | Manual |
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| Cross feed travel adjustable | Manual |
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| Spindle motor | 2 Hp |
2 Hp optionally 3 Hp |
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| Hydraulic pump motor | Manual |
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| Cross feed motor | Manual |
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| Down feed motor | MR 1/5 Hp |
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| Grinding wheel OD x T x ID | 205 x 13 x 31.75mm 8" x 1/2 " x 1.25" |
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| Spindle speed | 3500 RPM |
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| Coolant motor | 1/8 Hp |
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| Dust collector motor | 1/2 Hp |
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| Net Weight | 700 kgs 1,540 lbs |
650 kgs 1,340 lbs |
1,200 kgs 2,640 lbs |
| Gross weight | 850 kgs 1,870 lbs |
800 kgs 1,760 lbs |
1,400 kgs 3,080 lbs |
