| Item | Unit | 158CH-iQ | 208CH-iQ | 308CH-iQ | 408CH-iQ | ||
| Capacity | Maximum passage width | mm | 1,050 | ||||
| Table working surface size (length x width) | mm | 2,050×850 | 2,550×850 | 3,550×850 | 4,550×850 | ||
| Distance from table top to wheel bottom (chuck top to wheel bottom is shown in) | mm | 600(500) | |||||
| Optional chuck dimensions (length x width x height) | mm | 1,500×800×100 | 2,000×800×100 | 3,000×800×100 | 4,000×800×100 | ||
| Table load capacity (including chuck weight) | kg | 2,500 (800) | 3,200 (1,180) | 4,800 (1,770) | 6,400 (2,400) | ||
| Table (longitudinal feed) | Maximum travel distance | mm | 2,250 | 2,750 | 3,750 | 4,750 | |
| Hydraulic feed rate (average) | m/min | 2~30 | |||||
| Crossrail (cross feed) | Cross manual feed | Feed per handwheel revolution | mm | 0.01/0.1/1.0 | |||
| Feed per handwheel graduation | mm | 0.0001/0.001/0.01 | |||||
| Cross automatic feed | Traverse feed (also known as intermittent feed) | mm/min | 0.1~4.0 | ||||
| Bias feed (also known as continuous feed rate) | mm/min | 0~6,000 | |||||
| Maximum travel distance (Crossrail) | mm | 910 | |||||
| Rapid feed rate (Crossrail) | mm/min | 6,000 | |||||
| Feed rate (F code command) (Crossrail) | mm/min | 0~6,000 | |||||
| Jog feed rate (Crossrail) | mm/min | 0~3,000 | |||||
| Wheel head (vertical feed) | Manual infeed amount | Feed per handwheel revolution | mm | 0.01/0.1/1.0 | |||
| Feed per handwheel graduation | mm | 0.0001/0.001/0.01 | |||||
| Automatic infeed amount (traverse & bias feed) | Rough grinding | mm | 0.0001~0.9999 | ||||
| Fine grinding | mm | 0.0001~0.9999 | |||||
| Number of sparkout | times | 0~99 | |||||
| Maximum travel feed (Wheel head) | mm | 620 | |||||
| Rapid feed rate (Wheel head) | mm/min | 2,000 | |||||
| Feed rate (F code command) (Wheel head) | mm/min | 0~2,000 | |||||
| Jog feed rate (Wheel head) | mm/min | 0~2,000 | |||||
| Grinding wheel | OD × W × B | mm | φ510×50×φ127 (OP: 610×50×127) | ||||
| Spindle speed | min⁻¹ | 400~1,600 | |||||
| Motor | for wheel spindle | kW/P | 15 (OP: 22kW mountable) | ||||
| for vertical feed (AC servo motor) | kW | 4 | |||||
| for cross feed (AC servo motor) | kW | 3 | |||||
| for hydraulic pumps | kW/P | 5.5 | 5.5 | 7.5 | 7.5 | ||
| Power supply | Required power supply | – | AC200V, 50/60Hz 3-phase | AC200V, 50/60Hz 3-phase | AC200V, 50/60Hz 3-phase | AC200V, 50/60Hz 3-phase | |
| Machine space | Length × Width × Height | mm | 7,800×4,600×3,600 | 8,500×4,600×3,600 | 11,000×4,600×3,600 | 12,000×4,600×4,200 | |
| Machine weight | Standard model | kg | 15,500 | 17,000 | 20,000 | 25,000 | |
