RA Power Solutions having experience of more than four decades has emerged as a leader in providing services for onsite crankshaft grinding, crankshaft repair, crankshaft polishing, and crankpin reconditioning in Asia, the Middle East, South America, Parts of Europe, and many countries all over the world. The technology and process used for crankshaft repair are of the latest design, which ensures that the quality after the crankshaft grinding and repair is maintained strictly as per the engine manufacturer’s specifications and tolerances.
The combination of the latest design of onsite crankshaft grinding machine possessed by RA Power Solutions and experienced technicians who have collectively repaired more than 10,000 crankshafts gives confidence to our clients for successful repairs of crankshaft once the job is entrusted to RA Power Solutions.
Following are the main abnormalities observed in the crankshaft which require crankshaft repair:
- Bearing line marks and development of rough surface.
- Damage of radius fillet, lubricating oil hole due to an accident.
- Development of taper and ovality beyond the limits specified by the engine manufacturers.
- Increase in hardness beyond the permissible limit due to overheating.
- Cracks were observed on crank pins and the main journal.
- Presence of watermarks and rough surface.
Crankshaft Grinding and Repair process followed by RA Power Solutions:
- Dimensional inspection of the crankshaft in detail is undertaken by RA Power technicians
- A hardness check of the damaged CR Pin or main journal of the Crankshaft is conducted.
- Crack detection by MPI, dye penetrant, or ultrasonic crack detection is done.
- Visual inspection
The inspection report in detail is studied by our senior technicians and the necessary planning for onsite repair is done. The onsite crankshaft grinding and polishing is undertaken by RA Power in the shortest possible time.
We also possess portable onsite crankshaft grinding machines which have minimum vibrations. This facilitates us to undertake crankshaft grinding and repair even while the vessel is sailing on the high seas.
After crankshaft grinding and repair, the final inspection reports are prepared by our technicians and submitted to clients for their records. RA Power also extends services for repair crankshaft, crankshaft refurbishment, engine overhaul and maintenance, metal stitching, rebabbitting of bearings, spares, etc.
The author is Mr. Raj Shahani Managing Director of RA Power Solutions having experience of almost four decades of working on high-capacity diesel engines, crankshaft, turbines, and rotary equipment.
For more information regarding crankshaft polishing, grinding of crankshaft, onsite inspection of crankshaft, crankshaft grinding and repair, onsite crankshaft grinding and polishing services, and crankpin grinding, please email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.
