| Customization: | Available |
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| After-sales Service: | Available |
| Warranty: | 2 Years |
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Δ This machine is a two axis (X-axis, Z-axis) CNC Internal Grinder, which is mainly used to grind the inner hole, step hole, iner end face and outer end face of the work piece. The grinding cycle is completed automatically
| Model of machine tools | GK250 | |
| The range of grinding diameter of hole(mm) | 100-500 | |
| Maximum grinding depth (mm) | 500 | |
| Swing diameter of work piece (mm) | Inside the shell(mm) | 510 |
| Outside the shell (mm) | 720 | |
| The maximum stroke of feeding slide(mm) | 200 | |
| The maximum stroke of workbench(mm) | 730 | |
| Maximum rotation angle of lather head(° ) | 30° | |
| Rotating speed of work piece (r/min) | 30-500stepless speed regulation | |
| Rotating speed of grinding wheel (r/min) | 2000-10000(stepless speed regulation) | |
| Motor power of workpiece(kw) | 4 | |
| Motor power of grinding wheel(kw) | 5.5 | |
| Motor power of X-axis servo motor(kw) | 2 | |
| Motor power of Z-axis servo motor(kw) | 4 | |
| The power of oil pressure motor (kw) | 0.55 | |
| Cooling motor power (kw) | 0.09×2 | |
| Rated power(kw) | 17.8 | |
| Maximum speed of workbench m/min | 6 | |
| Grinding speed m/min | 0-4 | |
| Feed speed of grinding wheel m/min | 5 | |
| X-axis minimum resolution mm | 0.001 | |
| Z-axis minimum resolution (mm) | 0.001 | |
| Maximum load capacity of workpiece (kg) | 300 | |
| Flow of cooling pump(L/min) | 30 | |
| The pressure of hydraulic system (MPa) | 0.4 | |
| Flow of oil pump(L/min) | 25 | |
| The weight of machine tools(kg) | 5600 | |
| Machine overall dimension(mm) | 4000× 1900×2000 | |
| Roundness of internal hole(um) | 3 | |
| Machining precision |
Cylindricity of internal hole(um) | 5 |
| Surface roughness of internal hole (um) | Ra0.63 |
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| Roughness of end face(um) | Ra0.8 |
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Q: What are your normal lead times?
A: Normally, 30 to 60 days
Q: What kind of package do you offer?
A: Standard wooden case packing
Q: Do you have certification of your machine?
A: CE certificate
Q: How about the warranty service?
A: 24 months
Q: How about the installation and commissioning?
A: we will enclose the production specification with the machine, and we could provide the video online to you, and our engineers are available to debug machinery overseas.
Q: How to select the suitable machine?
A: Pls tell us the machine you need, Includes drawings, specifications and other requirements.
Q: How to do it if we meet the issue during the operation?
A: We provide completely after sales service, and our engineers are available to service machinery overseas.
Q: If we want to learn how to operate the machine, Can you provide it?
A: Yes, we have special service team which will offer you professional guidance.
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