1.Machine structure is manufactured from high quality Meehanite class FC cast iron
2.Direct type spindle use high precision P4 bearing and go with V3 grade spindle motor provide excellent rigidity and stability
3.Saddle guide way use double V designed, coated with Turcite-B and hand-scraped provide smooth movement
4.Auto lubrication system use pump for forced cycle lubrication
DESCRIPTION | UNIT | 1A820 | 2A820 | 3A820 | 3A820H | ||
---|---|---|---|---|---|---|---|
General Capacity | Table size (lxw) | mm | 200x510 | ||||
Max.grinding length | mm | 550 | |||||
Max.grinding width | mm | 220 | |||||
Distance from table surface to spindle center | mm | 380 | |||||
Standard mag. Chuck size | mm | 200x500 | |||||
Longitudinal Movement | Manual travel | mm | 600 | ||||
Hydraulic traverse | mm | 510 | |||||
Hydraulic feed (table speed) approx. | m/min | 1~25 | |||||
Cross Movement | Manual travel | mm | 230 | ||||
Auto cross feed | mm | 230 | |||||
Hand feed per revolution | mm | 5 | |||||
Hand feed per graduation | mm | 0.02 | |||||
Continuous cross feed (approx.)50/60HZ | mm/min | 510/650 | |||||
Increment cross feed | mm/min | 0.5~10 | |||||
Vertical Downfeed | Rapid traverse (approx.) | mm/min | - | 230 | |||
Hand feed per revolution | mm/MPG | 1mm | |||||
Hand feed per graduation | mm/MPG | 0.005mm | |||||
Manual pulse generator | - |
| x1,x5,x10 | ||||
Grinding Wheel | Wheel size (diax width xbore) | mm | Ø180x13x31.75 | ||||
Spindle speed (50/60HZ) | r.p.m | 3000/3600 | |||||
Motor | Spindle drive motor | HP | 3 | ||||
Hydraulic motor | HP | 1 | |||||
Cross feed motor | W | 40 | |||||
Elevating motor | W |
| 40 | ||||
Rapid hand elevatipn servo motor | W | 400 | |||||
Weight | Net weight / gross weight (approx.) | kg | 1470/1620 | ||||
Packing Size | Length × width × height | mm | 1780x1600x2200 |
※ The manufacturer reserves right to modify the design,specification mechanisms etc. without notice.