Cylindrical grinding machines Series B by qd
Cylindrical grinding machines Series B by qd include models GD-3080B, GD-5020B, GD-8020B—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.
Caiman B
Universal Cylindrical Grinding Machine GD-3080B
Model: GD-3080B
Price on Request
More Details
Specifications
Basic feauturies
Control
Manual
Grinding
external + Inner
Capability
Center height
115mm
Grinding length
300mm / 65mm
Diameter of cylindrical grinding
2mm — 80mm
Diameter of internal grinding
10mm — 60mm
Max. weight of workpiece
10kg
Grinding stone
Min. size of grinding wheel
180mm x 75mm x 25mm
Max. size of grinding wheel
250mm x 75mm x 25mm
最大线速度
35m/sec
Working table
Swivel angle
-3° / 7°
Feeding speed
0.1m/min — 4m/min
Table stroke
320mm
Tailstock
Morse cone
MT3
Engines and power supply
Total motor power
3.16kW
Spindle for internal grinding
Spindle speeds range
15000rpm
Accuracy
Grinding roundnessОкруглость шлифования磨削真圆度
0.002μm / 0.005μm
Best surface roughness of grinding
0.25μm / 0.63μm
Identity of internal diameters of longitudinal sections
-
Overall dimensions and weight
Weight
950kg
Overall length
1360mm
Overall width
1240mm
Overall height
1000mm
Headstock
Spindle speeds range
-
Morse cone
-
Caiman B
Universal Cylindrical Grinding Machine GD-5020B
Model: GD-5020B
Price on Request
More Details
Specifications
Basic feauturies
Control
Manual
Grinding
external + Inner
Capability
Center height
135mm
Grinding length
500mm / 125mm
Diameter of cylindrical grinding
8mm — 200mm
Diameter of internal grinding
30mm — 100mm
Max. weight of workpiece
50kg
Grinding stone
Min. size of grinding wheel
280mm x 203mm x 50mm
Max. size of grinding wheel
400mm x 203mm x 50mm
最大线速度
35m/sec
Working table
Swivel angle
-5° / 7°
Feeding speed
0.1m/min — 4m/min
Table stroke
640mm
Tailstock
Morse cone
MT4
Engines and power supply
Total motor power
5.625kW
Spindle for internal grinding
Spindle speeds range
14000rpm
Accuracy
Grinding roundnessОкруглость шлифования磨削真圆度
1.5μm / 2.5μm
Best surface roughness of grinding
0.32μm / 0.63μm
Identity of internal diameters of longitudinal sections
5μm / 8μm
Overall dimensions and weight
Weight
2500kg
Overall length
2500mm
Overall width
1600mm
Overall height
1500mm
Headstock
Spindle speeds range
25rpm — 380rpm
Morse cone
-
Caiman B
Universal Cylindrical Grinding Machine GD-8020B
Model: GD-8020B
Price on Request
More Details
Specifications
Basic feauturies
Control
Manual
Grinding
external + Inner
Capability
Center height
135mm
Grinding length
750mm / 125mm
Diameter of cylindrical grinding
8mm — 200mm
Diameter of internal grinding
30mm — 100mm
Max. weight of workpiece
50kg
Grinding stone
Min. size of grinding wheel
-
Max. size of grinding wheel
400mm x 203mm x 50mm
最大线速度
35m/sec
Working table
Swivel angle
-2° / 6°
Feeding speed
0.1m/min — 4m/min
Table stroke
800mm
Tailstock
Morse cone
MT4
Engines and power supply
Total motor power
8.225kW
Spindle for internal grinding
Spindle speeds range
10000rpm
Accuracy
Grinding roundnessОкруглость шлифования磨削真圆度
2.5μm
Best surface roughness of grinding
0.32μm / 0.63μm
Identity of internal diameters of longitudinal sections
5μm / 8μm
Overall dimensions and weight
Weight
3700kg
Overall length
3400mm
Overall width
2000mm
Overall height
2000mm
Headstock
Spindle speeds range
25rpm — 380rpm — 50Hz
Morse cone
MT4