Crankshaft Grinding by Pneumatic Grinding Machine

Onsite crankshaft grinding is the latest trend in shipping industry. Removing crankshaft from the engine block involves dis assembly of all major parts which require time, efforts and money. The best solution for this is to undertake crankshaft grinding and crankshaft polishing onsite without dis assembly of the crankshaft from the engine block.

Pneumatic Crankshaft Grinding Machine
Pneumatic Crankshaft Grinding Machine

The onsite grinding is undertaken by inserting the onsite crankshaft grinding machine from the inspection window.

Pneumatic Crankshaft Grinding Machine for Small Diameter
Pneumatic Crankshaft Grinding Machine for Small Diameter

RA Power Solutions undertake onsite crankshaft grinding and onsite crankshaft polishing and repairs up to 700 mm diameter.

We have team of experience technicians, they travel all over the world with portable and light weight equipment. It is now possible to execute the crankshaft repair in few hours depending on the diameter and extent of the damage of crankshaft.

RA Power Solutions has executed repairs of more than 10,000 crankshaft all over the world for leading shipping companies, power plants, heavy engineering companies, etc.

We are respected in industry for quality, sincerity and low price.

Crankshaft Grinding by Pneumatic Grinding Machine
Crankshaft Grinding by Pneumatic Grinding Machine
Crankshaft Grinding & Repair by Grinding Machine is in Process
Crankshaft Grinding & Repair by Grinding Machine is in Process

Crankshaft Repair & Crankshaft Grinding by Crankshaft Grinding Machine

Crankshaft Repair does not require crankshaft to be removed from entablature. In recent past due to seizure of bearing or development of taper, ovality, loss of alignment of crankshaft it was necessary to remove the crankshaft from the engine block and send it to the designated workshop for crankshaft grinding and crankshaft repair.

Crankshaft Repair by Crankshaft Grinder
Crankshaft Repair by Crankshaft Grinder

The introduction of a light weight, vibration free crankshaft grinding equipment facilitates grinding of crankshaft, crankpin and crank main journal on the spot while the crankshaft is assembled in the engine block. There is no necessity of even decoupling of alternator and other accessories from the diesel engine. The portable crankshaft grinding machine is placed on the crankpin or crank main journal through the inspection window of the entablature and the grinding and polishing operation is done.

The crankshaft grinding machine is centre less, vibration free equipment which ensures that the centre line of the crankpin is maintained. The crankshaft grinding and crankshaft polishing is done in one setting.

Crankpin Repair
Crankpin Repair
Portable Crankshaft Grinder
Portable Crankshaft Grinder

 

 

 

 

 

 

 

The crankshaft grinding machine is manufactured by us of diameter ranging from 60 to 700 mm. The machine is simple and easy to operate. We also provide training at the customer’s site for the operation and maintenance of the crankshaft grinding machine.

Company has sold more than 65 crankshaft grinding machine all over the world which are performing satisfactory. The machines are priced low and are ideally suited for large engineering, shipping companies, repair workshops, etc.More then 10000 Crankshafts are  successfully repaired by us which is a record.

Crankpin After Repair
Crankpin After Repair
Crankshaft Grinding from Engine Block Window
Crankshaft Grinding from Engine Block Window

 

 

 

 

 

 

 

For more information,

Call: +91 – 124 – 4378292 , +91 9213604692

Email: rajshahani@rapowersolutions.cominfo@rapowersolutions.com

Repair of Crankshaft on Board a Vessel

Crankshaft repair is possible without removing the crankshaft from the block.

Crankshaft Repair on Board a Vessel
Crankshaft Repair on Board a Vessel

In case of failure of bearing, it is generally observed that the crankshaft is damaged. While it is easy to replace the bearings it is challenging proposition to undertake the repair of crankshaft and put the engine back in to operation.

Removal of crankshaft for repair from the engine block inevitably translates to high cost of repair and downtime. RA Power Solutions undertakes repair of crankshaft on site without removing it from the engine block. The portable, light weight crankshaft grinding machine is taken to the site by experienced technicians to undertake crankshaft repair by grinding.

Repair of Crankshaft from Engine Block Window
Repair of Crankshaft from Engine Block Window

The important parameters prior to crankshaft repair are checked like taper and ovality, hardness, crack, physical profile of lube oil and radius fillet, etc. In the event all the major parameters falls within the stipulated tolerances of the manufacturer’s specifications and tolerances crankshaft repair is undertaken.

RA Power Solutions can undertake crankshaft repair of diameter ranging as small as 60 mm to 700 mm onsite. The repair of crankshaft is also possible on board the vessel or while the vessel is sailing in high seas. All our technicians have necessary qualifications and have valid seaman passport.

Repair of Crankshaft and Engine Block After Major Accident
Repair of Crankshaft and Engine Block After Major Accident

RA Power Solutions has successfully undertaken repair of more than 10,000 crankshafts and is having four decades of experience to execute crankshaft repair successfully.

Crankshaft Grinding
Crankshaft Grinding

 

Crankshaft Repair

Crankshaft repair is recommended in case of following:

I) Development of excessive taper and ovality in crank pin journal and crank main journal.

II) Development of crack and increase in hardness due to failure of bearing.

III) Loss of Alignment of crankshaft

IV) Development of deep bearing line marks, rough surface, pitting, etc.

Crankshaft repair is undertaken by rap by grinding of crankshaft onsite. Crank pin journal and main journal of crankshaft grinding is done of diameter ranging from 60 mm to 700 mm.

We are cost effective and have four decades of experience in Crankshaft repair and crankshaft grinding.

Crankshaft Repair
Crankshaft Repair

 

Crankshaft Grinding on Board a Vessel
Crankshaft Grinding on Board a Vessel