RA Power Solutions is engaged in onsite crankshaft grinding, crankshaft machining and crankshaft repair of small and high capacity engines. The crankshafts and all cylindrical shafts of rotatory equipment are repaired onsite without disassembly.
Onsite Crankshaft Grinding While Vessel is on Move
Following are the main features of the services offered related to crankshaft repair:
Experience technicians undertake crankshaft inspection which includes dimensional calibration for taper, ovality and hardness testing.
In case of failure of bearing or serious damage, it is important to undertake a crack check. We recommend magnetic particle inspection and dye penetrant.
Checking loss of alignment of crankshaft by deflection gauge or taking the run-out of the main journal.
Straightening of crankshaft is undertaken if required.
Radius fillet original profile is maintained in case of damage.
Onsite crankshaft grinding, crankshaft repair is undertaken by using
Onsite Crankshaft Grinding & Polishing Machine
crankshaft grinding equipment maintaining the crankpin and main journal tolerances as per manufacturers.
Surface finish after crankshaft grinding and polishing is of great importance and is maintained.
Main points related to crankshaft repair services offered by RA Power Solutions:
A company having 40 years of experience in repair of crankshaft can easily detect the damage caused to the crankshaft due to accident.
We are experts in salvaging the crankshafts which as per the manufacturers are rejected. This is possible due to our vast experience, knowledge and use of the latest technological equipment.
A large team of experienced technicians have a valid passport and seaman book and can travel all over the world in the shortest possible notice.
In field of crankshaft repair, we are the leaders, most experienced, sincere and trustable.
The services provided is on the lowest rates and can be compared with other companies.
The only company having executed more than 11,000 jobs of crankshaft repair and engine overhaul maintenance worldwide.
All the repair services related to high capacity diesel generating sets is offered with a guarantee.
Inspection of Crankpin is in Process
Repair of Crankpin by Crankshaft Grinding Machine
The only company in the world manufacturing onsite crankshaft grinding machine and onsite polishing machine and have sold more than 70 units all over the world.
RA Power Solutions offer onsite crankshaft repair services for the last four decades to the land-based engine and engines installed on vessels.
The crankshaft needs repair or grinding in case of the following defects:
Development of excessive taper and ovality more than the tolerances stipulated.
Loss of alignment of the crankshaft.
Seizure of bearing, development of line marks.
Development of pitting and rough surface of crankshaft main journal and crankpin
Crankshaft Repair Services While Vessel is Sailing
Crankshaft Grinding Services- Power Plant
The onsite repair services of crankshaft help in getting the engine back into operation in minimum time. Following crankshaft grinding services are offered by RA Power Solutions at Sea, on land, or in the shipyard:
Onsite Crankshaft Repair
Crankshaft Straightening
Onsite Crankshaft journal repair
Crankshaft Regrinding
Onsite Crankshaft polishing
Onsite Main bearing Regrinding
Onsite Crankshaft machining
Orbital crankpin machining/regrinding
Main bearing machining
Insitu Main bearing Main Journal Polishing
Crankshaft Grinding is being done on a Small Crankpin Width
Crankpin After Grinding by Crankshaft Grinding Machine
RA Power Solutions has technicians who are well-trained and have executed successfully more than 11,000 jobs of crankshaft repair. We are also considered to be the lowest-priced in the industry.
RA Power Solutions is the first company to introduce portable, lightweight, onsite crankshaft grinding andcrankshaft polishing machines, crankshaft polishing tools, and crankshaft repair machines at the lowest price.
With the introduction of a revolutionary onsite crankshaft grinding machine, now it is possible to save the repair cost of the crankshaft. The onsite crankshaft grinding repair machine has proven its worth with 70 clients based all over the world.
Crankshaft Grinding Machine Packed in Steel Box for Dispatch
The onsite Crankshaft Grinding Polishing Machine has the following features:
Onsite crankshaft grinding polishing machine can undertake crankshaft grinding and crankshaft polishing up to 700 mm diameter without dismantling the crankshaft.
In terms of taper and ovality tolerance can be maintained within 20 to 30 microns or as per the manufacturer’s requirement.
For the long life of bearings and crankshaft it is important to have a high level of surface finish with onsite crankshaft grinding polishing machine it is possible to maintain a surface finish of 0.15 RA value.
Onsite Crankshaft Grinding Polishing Machines can be carried as a accompanied suitcase by technicians all over the world.
The onsite crankshaft grinding polishing machine is ideal for grinding and polishing of main engine and auxiliary engine on board the vessel. All popular make of engine crankshafts can be repaired like MAK, MAN, Wartsila, Daihatsu, Ruston, Yanmar, Mirrless Blackstone, SKODA, etc.
Onsite crankshaft polisher machine supplied all over the world including Nigeria, Dubai, Singapore, South America, Italy, Maldives, Indonesia, Bangladesh, etc.
Crankshaft grinding or crankshaft repair is required in case of development of taper and ovality in the crankpin or crank main journal.
In case of accident, bearing failure, crankshaft needs grinding and repair. RA Power Solutions having experience of more than 4 decades in repair of crankshafts of high-capacity marine engines and diesel engines installed in power plants have introduced onsite crankshaft grinding machine which is capable of undertaking machining, grinding and polishing of crankshaft, main journal and crankpin onsite without disassembly of the engine. The onsite crankshaft grinding machine is easy to operate and can be taken to the site.
RA Power Solutions as a repair company is using the crankshaft grinding machine for last more than 20 years and have executed more than 10,000 jobs of repair and grinding of crankshafts. The performance of crankshaft grinding machine is proven and is highly recommended by the leading workshops undertaking the repair and grinding of crankshafts in various countries like Sudan, Nigeria, Singapore, Dubai, South America, Indonesia, Mauritius, Greece, etc.
There is no need of replacement of major components of engine or the equipment installed in heavy engineering plants in case of development of crack or damage of casting. It is possible to undertake onsite repair of crack and damaged component irrespective of its application and profile by metal stitching and metal locking process.
JIBB PLATE OF 225 TON
BROKEN AREA
REPAIR BY METAL STITCHING PROCESS
Finished by RA Power Solutions, India
The main features of undertaking crack repair and repair of damaged casting of engine block and heavy cast components by metal locking are as follows:
It is possible to replace the large portion of damaged components by using new casting piece, this is done by metal stitching and metal locking process.
Metal Stitching of Engine Block in Process
Metal stitching and metal locking is the most trusted technology of crack repair as no heat is generated. It is a cold process and there is no change in the shape and profile of the component unlike in the welding process.
Repair of crack by metal stitching and metal locking is possible onsite without disassembly of the equipment.
The crack repair and repair of damaged casting by lock and stitch method is far more cost-effective than the purchase of expensive and new parts.
Only company providing crack repair services on board the vessel while it is sailing. All repairs undertaken are guaranteed by RA Power Solutions engineers. A company with four decades of experience.
To know more about metal stitching, engine cylinder liner, metal stitching engine block, cold stitching cast iron, cold stitching engine blocks, metal surgery, and cast iron crack repair, contact us at rajshahani@rapowersolutions.com .
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 disassembly of the crankshaft from the engine block.
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. Contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383 for more information.
Crankshaft Grinding by Pneumatic Grinding Machine
Crankshaft Grinding & Repair by Grinding Machine is in Process
RA Power Solutions has been the leader in the manufacturing of Babbitt bearings and the repair of white metal Babbitt bearings lining which gets worn out due to continuous operation. These services are offered by us for the last four decades. The production of new white metal Babbitt bearings as per the drawing provided by the user is done, alternatively, it can also be manufactured as per the sample.
Turbine White Metal Pad bearing Under Manufacturing
The new Babbitt bearing and white metal bearing after repairing i.e. rebabbitting can be tested by Lloyds, Veritas, etc if required. We follow stringent quality control procedure which include testing the bonding of white metal with steel lining by using latest breed of ultrasound equipment.
We are located close to New Delhi, India (International Airport) and can make necessary arrangements for import and re-export after repairs in a short duration and in an economical way. That is the main reason for our catering to more than 36 countries for their critical requirement of new white metal Babbitt bearings and for rebabbitting of bearings in case they are damaged.
Inspection of White Metal Bearing
SKODA White Metal Bearing
We develop and rebabbitt the following type of bearings:
Diesel engines Connecting rod and main journal bearing
Gearboxes
Turbines
Generators- Alternator bearings
Pumps
Compressors
Propeller Shaft Bearings
Tri metal Bearing of Engine
Journal Bearing of Marine Engine
Bearing Remetallic Services
These services, we are extending to land-based diesel power plants and for the engines installed on board the vessel. We are well-known for undertaking bearing remetallic services in a short time to reduce the breakdown time and losses. The bearing remetallic services are extended with the guarantee as these services are provided through our experienced and quality-conscious technicians. All the aspects required for satisfactory performance of the white metal Babbitt bearing are taken care of and recorded.
Babbitt Metal | White Babbitt Metal Manufacturer
We manufacture a broad range of Babbitt white metal which is used for different applications. We are ISO 9001:2015 certified company with experience exceeding more than four decades in manufacturing of Babbitt white metal and manufacturing of new white metal bearings up to 1500 mm bore size exported all over the world. The Babbitt white metal manufactured is as per the customer’s requirement and specifications. The white metal manufactured by us meets ASTM standards. We are priced low in comparison to Babbitt white metal manufacturers based in Europe and US.
BEZ Generator Bearing | CKD Skoda BEZ Bearing | Bearings for BEZ Alternator
BEZ alternator and babbitt white metal bearings are commonly fitted with CKD skoda diesel sets and other make of diesel-generating sets, especially those which are slow RPM. The BEZ alternator Babbitt bearings are developed and manufactured by us as per the drawing or as per the sample provided by the client. In fact, we have developed, manufactured, and supplied a number of BEZ generator bearings to the clients who were not able to operate their CKD Skoda diesel generating sets due to the non-availability of BEZ generator bearing.
We have been regularly manufacturing and exporting BEZ generator bearings to various countries all over the world including Czech Republic, Germany, Russia, Iran, Iraq, etc.
We have also undertaken successfully rebabbitting of old BEZ generator bearing, white metal of which gets worn out or damaged by undertaking the rebabbitting. The rebabbitting of the BEZ generator bearing has proved to be far better than the original bearing as the white metal used by us for babbitting is of higher grade and of the latest specification in comparison to the grade of white babbitt metalwhich was used by the BEZ generator company 30-40 years back. The alternator bearings up to 1500 mm outer diameter are regularly manufactured by us.
BEZ Generator Bearings after Machining
Daihatsu Engine Crankpin and Main Journal Bearing
We as a crankshaft repair company undertake grinding of crankpin and main journal of crankshaft. The extent of undersize of crankpin and main journal diameter depends on the damage of the crankpin and main journal diameter. Obviously, after grinding of crankpin and main journal the undersize bearings are required. We maintain a large stock of Daihatsu engine crank pin and main journal bearings. The bearings of all the undersize Daihatsu, crankpin, and main journals recommended by the manufacturer are available in stock. We also maintain the stock of Daihatsu bearings for the engines which are more manufactured by Daihatsu and the bearings/ spare parts are not available.
For your requirement of Daihatsu standard and undersize bearings and spare parts, you can get in touch with us.
Yanmar Engine Crankpin and Main Journal Bearings
Yanmar engine crankpin and main journal bearings of undersize, special size are generally not available. We have experienced that our clients face a lot of problems in arranging the bearings and spare parts for Yanmar engines.
We as an onsite crankshaft repair company understand the problem of the non-availability of Yanmar undersize crankpin and main journal bearings. In order to meet our client’s urgent requirement as they cannot hold the vessel for the want of bearings, we maintain a large stock of Yanmar, crankpin, and main journal bearings. All the step size bearings as recommended by Yanmar are available with us. We also supply spare parts for engines like Wartsila, Mirrlees Black Stone ESL, MAJOR K series Generators, Ruston, Allen, MAN B&W, Daihatsu, MAK, SULZER, MTU, PIELSTICK, CATERPILLAR, BERGEN, MVM, NOHAB POLAR, ALPHA B&W, HATLAPA, SPERRE etc.
For more information on white metal bearing supplier, white metal bearing manufacturer, engine block repair, engine bearing manufacturer, bearings for Daihatsu engine,bearings for Yanmar engine, white metal bearing repair, babbitt bearings suppliers, babbitt bearing, or engine bearing manufacturer, babbitt metal manufacturer and supplier please email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.
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.
Crankpin Repair
The introduction of lightweight, 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.
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.
Crankshaft repair is possible without removing the crankshaft from the block. 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 crankshaftand put the engine back in to operation.
Crankshaft Repair on Board a Vessel
Removal of onboard crankshaft 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.
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.
Repair of Crankshaft from Engine Block Window
Repair of Crankshaft and Engine Block After Major Accident
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 the high seas. All our technicians have necessary qualifications and have valid seaman passport.
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. For more detail regarding crankshaft repair, crankshaft refurbishment, insitu crankshaft grinding repair, onboard crankshaft repair, please email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.
Crankshaft repair is recommended in case of the following:
Development of excessive taper and ovality in crankpin journal and crank main journal.
Development of crack and increase in hardness due to failure of bearing.
Loss of Alignment of crankshaft
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 are done of diameter ranging from 60 mm to 700 mm.
Crankshaft Grinding on Board a Vessel
We are cost-effective and have four decades of experience in crankshaft repair, crankshaft grinding, and diesel engine crankshaft repair.
