Surface Grinding Machines Series PC by GUBEN
Surface Grinding Machines Series PC by GUBEN include models SG-104PC, SG-104PC2, SG-105PC, SG-52PC, SG-52PC2, SG-73PC, SG-73PC2—reliable and high-precision equipment engineered to efficiently handle both small-batch and mass production tasks. All models share a modern control system, robust construction, and a high degree of automation, while differing in specifications, configuration, peripherals, and optional equipment.
Use the table below to quickly compare key specifications and select the machine that best fits your production requirements.
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
1020mm x 400mm
T-slots
3pcs / 14mm
Distance from spindle center line to surface of the table
630mm
Table rapid move speed
3m/min — 25m/min
Max. load
680kg
Headstock
Spindle speeds
2300rpm
Grinding stone
Grinding wheel size
400mm x 127mm x 40mm
Feeds
Table longitudinal travel (X-axis)
1140mm
Automatic crossfeed of saddle
440mm
Vertical movement by hand wheel
0.001mm / 0.1mm
Crossfeed handwheel
0.01mm / 1mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
7.5kW
Rapid lifting motor
0.85kW
Hydraulic Power
2.2kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
3450kg
Overall length
3500mm
Overall width
2600mm
Overall height
2300mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
1020mm x 400mm
T-slots
3pcs / 14mm
Distance from spindle center line to surface of the table
630mm
Table rapid move speed
3m/min — 25m/min
Max. load
680kg
Headstock
Spindle speeds
2300rpm
Grinding stone
Grinding wheel size
400mm x 127mm x 40mm
Feeds
Table longitudinal travel (X-axis)
1140mm
Automatic crossfeed of saddle
440mm
Vertical movement by hand wheel
0.0005mm / 0.05mm
Crossfeed handwheel
0.005mm / 0.5mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
7.5kW
Rapid lifting motor
0.85kW
Hydraulic Power
2.2kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
3450kg
Overall length
3500mm
Overall width
2600mm
Overall height
2300mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
1040mm x 500mm
T-slots
3pcs / 14mm
Distance from spindle center line to surface of the table
630mm
Table rapid move speed
3m/min — 25m/min
Max. load
1000kg
Headstock
Spindle speeds
2300rpm
Grinding stone
Grinding wheel size
400mm x 127mm x 60mm
Feeds
Table longitudinal travel (X-axis)
1280mm
Automatic crossfeed of saddle
550mm
Vertical movement by hand wheel
0.001mm / 0.1mm
Crossfeed handwheel
0.01mm / 1mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
11kW
Rapid lifting motor
1.8kW
Hydraulic Power
2.2kW
Power of coolant pump motor
0.55kW
Crossfeed motor
2.9kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
6600kg
Overall length
5800mm
Overall width
3100mm
Overall height
2300mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
520mm x 200mm
T-slots
1pcs / 14mm
Distance from spindle center line to surface of the table
470mm
Table rapid move speed
3m/min — 25m/min
Max. load
210kg
Headstock
Spindle speeds
3500rpm
Grinding stone
Grinding wheel size
255mm x 50.8mm x 25mm
Feeds
Table longitudinal travel (X-axis)
580mm
Automatic crossfeed of saddle
230mm
Vertical movement by hand wheel
0.001mm / 0.1mm
Crossfeed handwheel
0.01mm / 1mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
4kW
Rapid lifting motor
0.85kW
Hydraulic Power
1.5kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
2250kg
Overall length
2700mm
Overall width
2200mm
Overall height
2200mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
520mm x 200mm
T-slots
1pcs / 14mm
Distance from spindle center line to surface of the table
470mm
Table rapid move speed
3m/min — 25m/min
Max. load
210kg
Headstock
Spindle speeds
3500rpm
Grinding stone
Grinding wheel size
255mm x 50.8mm x 25mm
Feeds
Table longitudinal travel (X-axis)
580mm
Automatic crossfeed of saddle
230mm
Vertical movement by hand wheel
0.0005mm / 0.05mm
Crossfeed handwheel
0.005mm / 0.5mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
4kW
Rapid lifting motor
0.85kW
Hydraulic Power
1.5kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
2250kg
Overall length
2700mm
Overall width
2200mm
Overall height
2200mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
720mm x 300mm
T-slots
1pcs / 14mm
Distance from spindle center line to surface of the table
630mm
Table rapid move speed
3m/min — 25m/min
Max. load
400kg
Headstock
Spindle speeds
2300rpm
Grinding stone
Grinding wheel size
400mm x 127mm x 40mm
Feeds
Table longitudinal travel (X-axis)
820mm
Automatic crossfeed of saddle
340mm
Vertical movement by hand wheel
0.001mm / 0.1mm
Crossfeed handwheel
0.01mm / 1mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
5.5kW
Rapid lifting motor
0.85kW
Hydraulic Power
1.5kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
3450kg
Overall length
3500mm
Overall width
2600mm
Overall height
2300mm
Specifications
Basic feauturies
Control
Semi-automatic
Working table
Working table size
720mm x 300mm
T-slots
1pcs / 14mm
Distance from spindle center line to surface of the table
630mm
Table rapid move speed
3m/min — 25m/min
Max. load
400kg
Headstock
Spindle speeds
2300rpm
Grinding stone
Grinding wheel size
400mm x 127mm x 40mm
Feeds
Table longitudinal travel (X-axis)
820mm
Automatic crossfeed of saddle
340mm
Vertical movement by hand wheel
0.0005mm / 0.05mm
Crossfeed handwheel
0.005mm / 0.5mm
Accuracy
Machining Accuracy
0.002mm / 300mm
Best surface roughness
0.08μm/Ra
Engines and power supply
Main motor power
5.5kW
Rapid lifting motor
0.85kW
Hydraulic Power
1.5kW
Power of coolant pump motor
0.18kW
Crossfeed motor
0.85kW
Voltage
380V / 50Hz / Three phase / AC
Overall dimensions and weight
Weight
3450kg
Overall length
3500mm
Overall width
2600mm
Overall height
2300mm