Crankshaft Grinding | Crankshaft Repair | Crankpin Grinding – RA Power Solutions

RA Power Solutions having experience of more than four decades has

Repair of Crankpin by Portable Crankshaft Grinding Machine on Vessel
Repair of Crankpin by Portable Crankshaft Grinding Machine on Vessel

emerged as leaders in providing services for onsite crankshaft grinding, crankshaft repair and crankpin reconditioning in Asia, Middle East, South America, Parts of Europe and many countries all over the world. The technology and process used for crankshaft repair is of latest design which ensures that the quality after the grinding and repair of crankshaft 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 technicianns who have collectively repaired more than 10,000 crankshafts gives the 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 requires Crankshaft repair:

I) Bearing line marks and development of rough surface.
II) Damage of radius fillet, lubricating oil hole due to an accident.
III) Development of taper and ovality beyond the limits specified by the engine manufacturers.
IV) Increase in hardness beyond the permissible limit due to overheating.
V) Cracks observed on crank pins and main journal.
VI) Presence of water marks and rough surface.

Crankshaft Grinding & Repair process followed by RA Power Solutions:

I) Dimensional inspection of crankshaft in detail is undertaken by RA Power technicians
II) Hardness check of damaged CR Pin or main journal of Crankshaft is conducted.
III) Crack detection by MPI, dye penetrant or ultrasonic crack detection is done.

IV) Visual inspection

Inspection of Crankpin Under Process
Inspection of Crankpin Under Process
Inspection of Crankpin Before Grinding
Inspection of Crankpin Before Grinding
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 has minimum vibrations. This facilitates us to undertake crankshaft grinding and crankshaft repair even while the vessel is sailing in high seas.

Grinding & Polishing of Crankshaft by RA Power Solutions
Grinding & Polishing of Crankshaft by RA Power Solutions
After crankshaft grinding and Crankshaft repair, the final inspection reports are prepared by our technicians and  submitted to clients for their records. RA Power also extends services for engine overhaul and maintenance, metal stitching, rebabbitting of bearing, spares, etc.

Crankpin After Grinding & Polishing
Crankpin After Grinding & Polishing
Crankpin After Grinding on Board a Vessel
Crankpin After Grinding on Board a Vessel
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 equipments.

For more information regarding onsite crankshaft grinding and polishing services, please email us on info@rapowersolutions.com

RA Power Solutions having experience of more than four decades has emerged as leaders in providing services for onsite crankshaft grinding, crankshaft repair and crankpin reconditioning in Asia, Middle East, South America, Parts of Europe and many countries all over the world. The technology and process used for crankshaft repair is of latest design which … Continue reading “Crankshaft Grinding | Crankshaft Repair | Crankpin Grinding – RA Power Solutions”