Precision grinding machines with internal grinding equipment, and coolant system.
| Model | UG20x750 |
| Center Height | 135mm |
| Travel of Worktable (Max) | 850mm |
| Grinding Length | 750mm |
| Grinding Diameter Without Steady Rest | 8-200mm |
| Grinding Diameter With Steady Rest | 8-60mm |
| Inside Grinding Diameter Without Rest | 25-100mm |
| Inside Grinding Diameter With Steady Rest | 35-100mm |
| Inside Grinding Depth | 125mm |
| Workpiece Weight Between Centers (Max.) | 80kg |
| Table Swivel Range (Max.) | 2/6° R / L |
| Feeds |
|
| Table Feed, Infinitely Variable – Longitudinal Axis | 0,1-4m/min |
| Traverse Per. Rev. of Headwheel (mm) | 2（coarse）/0.5（fine）mm |
| Traverse Per. Div. of Headwheel (mm) | 0.01（coarse）/0.0025（fine）mm |
| Work Feed On Traverse Axis (Grinding Unit Back And Forth) | auto |
| Headstock |
|
| Work Spindle Speeds | 25 – 380 1/min |
| Working Headstock Swivel Range | 0 – 45° |
| Spindle Taper | MT4 |
| Grinding Headstock |
|
| Inside Grinding Spindle Speed | 10000 1/min |
| Grinding Headstock Swivel Range (r+l) | 10 degrees CCW± ° |
| Grinding Head Travel | 200mm |
| Grinding Wheel Peripheral Speed | 35 m/s |
| Grinding Wheel Speed | 1670 1/min |
| Tailstock |
|
| Tailstock Taper | MT4 |
| Quill Travel | 25mm |
| Drive Capacity |
|
| Motor Rating Main Drive | 5.5kw |
| Motor Rating of Internal Grinding Unit | 1.1kw |
| Motor Rating of Hydraulic Pump | 0.75kw |
| Motor Rating of Working Spindle | 0.75kw |
| Motor Rating of Coolant Pump | 0.13kw |
| Accuracies |
|
| Run-Out Deviation | 0.003mm |
| Cylindrical Deviation（O.D/I.D | 0.008/0.01mm |
| Roughness（O.D/I.D） | 0.32/0.63 µm Ra |
| Roundness (O.D/I.D) | 1.5/2.5µm |
| Measures and Weights |
|
| Grinding Wheels Dimensions | 400 x 50 x 203mm |
| Grindstone Dimensions, Inside Grinding (Max.) | 50 x 40 x 16mm |
| Grindstone Dimensions, Inside Grinding (Min.) | 45 x 35 x 10mm |
| Overall dimensions (Length x Width x Height) | 3000 x 1800 x 1650mm |
| Weight | 3500kg |
Standard Accessories
• 3 Jaw Chuck
• Periperal Wheel Dresser
• Coolant System
• LED Light
• Grinding Wheel
• Open Type/Closed Steady Rest
• Balancing Stand and Arbor
• Extractor
• Drive Dog
• Centre
• Levelling Wedge
• Inverter Workhead
• Internal Grinding Attachment
• Wheel Dismount Tool
• Hydraulic Tailstock
• Front Guard With Interlock
Optional Accessories
• Magnetic Filter System
• 50L Paper Filter with Magnetic Separator and Coolant
• 100L Paper Filter with Magnetic Separator and Coolant
• 2 Axis DRO
• Radial Dresser
• End Dresser
• Half Center
