Operating Tips:
| Specification | Unit | UG-500(A) | UG-630 | |
| *General capacity | ||||
| Distance between centers | mm | 1500, 2000, 3000, 4000 | 2000, 3000, 4000, 5000 | |
| Center height | mm | 270 | 370 | |
| Dia. Ground (O.D) | mm | 25-500 | 30-630 | |
| Dia. Ground (I.D) | mm | 30-200 | 30-250 | |
| Max. length ground (O.D) | mm | 1500, 2000, 3000, 4000 | 2000, 3000, 4000, 5000 | |
| Max. length ground (I.D) | mm | 320 | 320 | |
| Max. weight of workpiece | kg | 1000(2000) | 3000 | |
| * Workhead | ||||
| Swiveling angle | ° | ﹢90° | ﹢90° | |
| Center taper (MT) | MT | 6 | 6 | |
| Spindle speed | r/min | 50HZ:20-224 Stepless | 50HZ:14-140 Stepless | |
| * Wheelhead | ||||
| Wheel spindle speed | r/min | 1330/665 | 1100/550 | |
| Wheelhead rapid travel | mm | 100 | 100 | |
| Max. travel | mm | 370 | 450 | |
| Swiveling angle | ° | 30° | ±30° | |
| Hand feed per.rev | mm | rough:4, fine:0.5 | rough:4, fine:0.5 | |
| Hand feed per.gra | mm | rough:0.02, fine:0.0025 | rough:0.02, fine:0.0025 | |
| Wheel size (ODXWXID) | mm | 500x75x305 | 600x75x305 | |
| Peripheral velocity | m/s | 35/17.5 | 35/17.5 | |
| * Internal grinding device | ||||
| Spindle speed | r/min | 10000 | 10000 | |
| Dimension of wheel | mm | max:175x32x32, min:30x25x10 | max:175x32x32, min:30x25x10 | |
| * Table | ||||
| Hand feed per.rev | mm | 5 | 5 | |
| Max.swiveling angle of table | Clockwise | ° | 3° (1500), 2° (2000, 3000), 1°(4000) | 2° (2000), 1°(3000, 4000, 5000) |
| Anticlockwise | ° | 6° (1500), 5° (2000), 3° (3000), 2°(4000) | 4° (2000), 3° (3000), 2.5°(4000), 1.5°(5000) | |
| Longitudinal speed range of table | m/min | 0.1-3 | 0.1-2.5 | |
| * Tailstock | ||||
| Center taper (MT) | MT | 6 | metric 80# | |
| Quill travel | mm | 70 | 70 | |
| * Motor | ||||
| Wheelhead motor power | kw | 5/7.5 | 7/11 | |
| Internal grinding motor power | kw | 1.5 | 1.5 | |
| Workhead motor power | kw | 4(7.5) | 15 | |
| * Machine | ||||
| Gross weight | T | 11 (1500), 12 (2000), 15(3000), 17(4000) | 20(2000), 22(3000), 24(4000), 26(5000） | |
| Packing dimension (LXWXH) | cm | 510x228x210 (1500) | 695x242x226(2000) | |
| 585x228x210 (2000) | 890x242x226(3000) | |||
| 785x228x210 (3000) | 1100x242x226(4000) | |||
| 1000x228x210(4000) | Divided packing length 1250（5000） | |||
Note:
CNC models are also available as requirement!
