Grinding of Crankshaft in Oman by RA Power Solutions

A vessel sailing near Oman  reported serious breakdown of auxiliary engine of Yanmar model 6N18AL. RA Power Solutions team which is always ready for emergency response left for Oman and conducted the detailed inspection of the engine. It was observed that crankpin no. 4 bearing seized resulting to the damage of CR pin no. 4. All other crankpins also developed ovality to the extent of maximum 0.20 mm.

Damaged Crankpin of Yanmar Engine
Damaged Crankpin of Yanmar Engine
Crack Detection Test of Crankpin
Crack Detection Test of Crankpin

After checking the hardness, crack and other parameters of the crankpins the grinding was started. The ship was to sail to the next port and it was decided that grinding of crankshaft is to be executed by RA Power Solutions technicians while the sailing of the vessel. RA Power Solutions having portable latest design of crankshaft grinding machine with almost no vibrations started the grinding of crankshaft while the sailing of the vessel. The 6 crankpins grinding to 0.40 mm undersized was completed in a short time of 60 hours. The repair of crankshaft was successful as the engine was put back in to operation and is performing satisfactory.

Onsite Crankpin Grinding is in Process
Onsite Crankpin Grinding is in Process

RA Power Solutions having 40 years of experience in field of crankshaft grinding has achieved many land marks and have performed more than satisfactory for the clients spread all over the world. The expert team of crankshaft grinding technicians can undertake the grinding of crankshafts up to 700 mm.

Crankpin Grinding by Onsite Crankshaft Grinding Machine
Crankpin Grinding by Onsite Crankshaft Grinding Machine

All the parameters like taper, ovality, surface finish etc. after crankshaft grinding are maintained strictly as per the manufacturer’s specifications. RA Power Solutions undertakes all the jobs related to repair, maintenance, overhauling of high capacity of diesel engines and diesel generating sets onsite all over the world.

 Only company which has undertaken repair of more than 11,000 crankshafts and is highly respected for its commitment

For more information, please email us on info@rapowersolutions.com

Onsite Crankpin Grinding is in Process
Onsite Crankpin Repair is in Process
Inspection and Grinding of Crankshaft is in Process
Inspection and Grinding of Crankshaft is in Process

A vessel sailing near Oman  reported serious breakdown of auxiliary engine of Yanmar model 6N18AL. RA Power Solutions team which is always ready for emergency response left for Oman and conducted the detailed inspection of the engine. It was observed that crankpin no. 4 bearing seized resulting to the damage of CR pin no. 4. … Continue reading “Grinding of Crankshaft in Oman by RA Power Solutions”

Onsite Crankshaft Grinding Machine for Crankshaft Repair

RA Power Solutions  with 4 decades of experience have now introduced onsite crankshaft grinding machine which is portable and can undertake crankshaft machining, crankshaft grinding, crankshaft repair onsite.

Now there is no need to remove the crankshaft from engine block and sending it to the workshop. Crankshaft grinding machine has following features:

I) The crankshaft grinding machine is introduced by RA Power Solutions having experience of 4 decades in crankshaft repair

II) After extensive trials and experience, the machine is now introduced in the open market for the benefit of shipping companies, engine repair workshops, power plants, etc.

III) The onsite crankshaft grinding and polishing machine is of latest design having minimum vibrations during operation. Onsite crankshaft grinding machine can be used while sailing of the vessel.

Grinding of Crankpin using Onsite Crankshaft Grinding Machine
Grinding of Crankpin using Onsite Crankshaft Grinding Machine

IV) Tolerances achieved after crankshaft grinding and crankshaft polishing are far better than the manufacturer’s specifications. This is proven as repairs executed are class approved.

In case of emergency, this onsite crankshaft grinding and polishing can be operated round the clock. Onsite crankshaft grinding and polishing machine is easy to operate and on job training is provided.

This machine is supplied ready to use and complete in all respect. More than 70 machines supplied all over the world.

For more information, please drop en email at info@rapowersolutions.com

Crankshaft Grinding Machine Packed in Steel Box for Dispatch
Crankshaft Grinding Machine Packed in Steel Box for Dispatch
Onsite Crankshaft Grinding Machine
Onsite Crankshaft Grinding Machine

RA Power Solutions  with 4 decades of experience have now introduced onsite crankshaft grinding machine which is portable and can undertake crankshaft machining, crankshaft grinding, crankshaft repair onsite. Now there is no need to remove the crankshaft from engine block and sending it to the workshop. Crankshaft grinding machine has following features: I) The crankshaft grinding … Continue reading “Onsite Crankshaft Grinding Machine for Crankshaft Repair”

Crankshaft Repair at Low Cost

Crankshaft repair is required in case of following observations:

I) Development of taper and ovality due to continuous running.

II) Seizure of bearing, increase in hardness and development of crack

III) Loss of alignment of crankshaft or change in web deflection of crankshaft and many more reasons

RA Power Solutions Pvt. Ltd. undertakes crankshaft repair. We have team of experienced technicians who undertake crankshaft repair onsite.

These days there is no need of removing the crankshaft from the Engine block and send it to workshop for crankshaft repair.

RA Power Solutions undertakes crankshaft repair, crankshaft grinding and crankshaft polishing onsite without removal of crankshaft from the engine block. The onsite repair of crankshaft not only reduces the downtime but saves considerable cost in terms of removal of crankshaft, packing, transportation etc.The sending of  crankshaft to the workshop now is outdated.

RA Power Solutions have facility to undertake onsite crankshaft repair from 50 mm to 700 mm diameter.

Damaged Crank Pin of MAN Diesel Engine
Damaged Crank Pin of MAN Diesel Engine
Crack Detection of Crankpin Before Grinding
Crack Detection of Crank-pin Before Grinding

 

 

 

 

 

 

 

Having more than 37 yrs of experience, we have highly skilled in house technicians to execute crankshaft repair.We are most respected and cost effective company in Asian region.  We also manufacturer crankshaft repair machine/crankshaft grinding and polishing machine which is light weight, easy to operate.

Crankshaft Grinding of Damaged Crankpin on Board the Vessel
Crankshaft Grinding of Damaged Crank pin on Board the Vessel
Crankshaft Repair on Board the Vessel
Crankshaft Repair on Board the Vessel

 

 

 

 

 

 

 

The range of machine is from 50 mm to 700 mm which is reasonably priced and we have sold more than 63 machines all over the world.

Crack Detection of Crankpin After Grinding
Crack Detection of Crank pin After Grinding
Crankpin After Grinding
Crank-pin After Grinding

 

 

 

 

 

 

 

Author of this blog is Raj Shahani, Managing Director of RA Power Solutions Pvt. Ltd. having experience of more than 36 years. Company deals in onsite crankshaft grinding, crankshaft repair, rebabbitting of bearings, metal stitching/metal locking of cast iron, connecting rod repair, etc.

Crankshaft repair is required in case of following observations: I) Development of taper and ovality due to continuous running. II) Seizure of bearing, increase in hardness and development of crack III) Loss of alignment of crankshaft or change in web deflection of crankshaft and many more reasons RA Power Solutions Pvt. Ltd. undertakes crankshaft repair. … Continue reading “Crankshaft Repair at Low Cost”