Crankshaft Machining | Crankshaft Grinder Machine

RA Power Solutions offers latest technology for onsite machining of crankshaft. The services of onsite crankshaft repair is offered worldwide using the range of specially designed orbital turning equipment to repair damaged crankpin and main journal of diesel engine, compressors, and reciprocating equipment.

We have factory trained, highly skilled and motivated technicians to offer repair onsite of damaged crankshaft either on board or offshore. The company is in to business of offering onsite crankshaft grinding and polishing for last more than 36 years and is well known all over the world for its quality repair.

New Crankshaft

More than 1000 crankshafts have been repaired successfully all over the world diameters ranging from 40-700 mm. Unlock precision and efficiency with RA Power’s crankshaft grinder machine! Boost engine performance, reduce downtime, and ensure top-notch crankshaft quality. Take action now and revolutionize your machining process with our cutting-edge solutions!

RA Power Solutions offers state-of-the-art crankshaft grinder machines, designed for precision and reliability in crankshaft repair and refurbishment. Elevate your engine performance with our cutting-edge technology. Explore our range now! For any information regarding crankshaft grinder machine and crankshaft machining, email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383

Grinding of Rotor Shaft by Rotor Shaft Grinder | Refurbishment Of Rotor Shaft

Grinding of rotor shaft is required due to wear and tear of the rotor shaft diameter, damage of rotor shaft bearing sitting area, or due to failure of bearing. RA Power Solutions undertakes onsite grinding and polishing of rotor shaft having diameter up to 700 mm. The initial inspection of rotor shaft is conducted by experienced technicians which includes crack detection by MPI, hardness test, and dimensional inspection.

Onsite grinding of rotor shaft is done by a latest design of rotor shaft grinding machine developed and manufactured by RA Power Solutions. The rotor shaft grinding machine has almost zero vibration which helps to maintain the tolerance of rotor shaft bearing sitting area up to 20 microns.

RA Power Solutions Pvt. Ltd. has executed successfully more than one thousand jobs of grinding of rotor shaft, crankshaft grinding, and rotating equipment.

RA Power Solutions specializes in the comprehensive refurbishment of rotor shafts. Our expert team employs cutting-edge techniques to restore your rotor shafts to their optimal condition. Enhance reliability and efficiency while extending the lifespan of your critical components. Trust us for top-notch rotor shaft refurbishment services. For information on refurbishment of rotor shaft, grinding of main journals, and repair of rotor shaft, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Crank Pin Repair on Board a Vessel of Hyundai Diesel Engine – RA Power Solutions

RA Power Solutions Pvt. Ltd. was called by a shipping company based in Indonesia reporting the failure of crank pins of Hyundai 1.8 MW diesel engine. Our technicians were deputed with portable crankshaft grinding machine designed and manufactured by us.

On arrival of our technicians it was observed that all the 6 CR pins of Hyundai engine were badly damaged due to failure of lubricating oil pump. The initial inspection of crank pins was conducted comprising of calibration for taper and ovality. Hardness test, crack detection by MPI and deflection checks were also done and recorded.


**MPI of Crankpin for Crack Detection is in Process**	*Crank Pin Repair of Hyundai Diesel Engine*

RA Power Solutions Pvt. Ltd. was successful in executing the on site crankshaft grinding of 6 nos. CR pins in short time of 72 hours. This achievement was possible because of the excellent design of onsite crankshaft grinding machine was developed and manufactured by RA Power Solutions in house engineers. A pneumatic turbine with high capacity and latest design was used which helped technicians to execute the repairs in short duration.

CR pins Grinding of Hyundai engine is in Process	CR Pin After Grinding

RA Power Solutions Pvt. Ltd. is far ahead of its competitors, having more than 36 years of experience and extending the services of diesel engine crankshaft repairs all over the world. To get more information regarding engine bearings for crankpin, in situ grinding crankpins, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Crankshaft Grinding Executed on Board a Vessel – RA Power Solutions

RA Power Solutions has executed successfully the crankshaft grinding of 6 pins on board a vessel at Dumai/Lubuk Gaung Port, Indonesia of MAN B&W STX 6L23/30H Engine.

In this case, crankshaft grinding was required because all the CR pins having a standard diameter of 185 mm developed taper and ovality. Out of 6 CR pins, not even a single pin was seized or crack was developed.

**Crankshaft Deflection and MPI Test Under Process**

The above observations show that the engine users should periodically get the crankshaft calibrated and go for grinding and polishing as the crankshaft develops taper and ovality due to continuous running.

To execute the above job, RA Power Solutions Pvt. Ltd. used a crankshaft grinder which is lightweight, and the crankshaft grinder was taken to the site. RA Power Solutions has sold more than 60 crankshaft grinding machines all over the world.

RA Power Solutions offers precision crankshaft grinding services, restoring your engine’s efficiency and durability. Trust our experts to deliver unparalleled results. Contact us for superior crankshaft solutions.

Contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383 for further information.

On-shore and Off-shore Crankshaft Grinding Machine – RA Power Solutions

RA Power Solutions Pvt. Ltd. has been successfully executing on-shore and off-shore grinding of crankshafts irrespective of its location. The services of crankshaft grinding are offered to industries, power plants, and shipping companies all over the world.

Crankshaft grinding machine is of the latest design and can maintain a tolerance within 20 microns. The crankshaft grinding machines are lightweight and can be taken on-shore and off-shore. RA Power Solutions has sold more than 60 machines all over the world.

Offshore Grinding of Crankshaft Under Process	On-shore Grinding of Crankshaft Under Process

For more information regarding crankshaft grinding machine supplier, crankshaft grinding machine for engine repair, onsite grinding machine supplier, insitu machining crankshaft repair, insitu crankshaft machining service, insitu machining crankshaft repair, contact us on rajshahani@rapowersolutions.com or info@rapowersolutions.com or call us at +91 9582647131 or +91 9810012383.

Turbine Shaft Repair by New Technology – RA Power Solutions

MACHINE NOW AVAILABLE FOR SALE ON LOWEST PRICE

Few years back, it was mandatory to send the damaged turbine shaft to the workshop for repairs. This involved disassembly of complete turbine, removal of turbine shaft from the block, packing and transportation to the workshop.

A new technology has been introduced in recent years. Turbine shaft grinding machine designed is portable; light weight and can be taken to the site. The main feature of turbine shaft grinding machine is that it can be placed on the turbine shaft bearing sitting diameters and grinding and polishing can be done without disassembly of turbine shaft. This process of grinding and polishing of turbine shaft by the portable turbine shaft grinding machine saves downtime and cost.

**Pneumatic Motor Mounted on Turbine Shaft Grinding Machine**

Disassembly of Turbine Shaft Grinding Machine

RA Power Solutions design and manufactures turbine shaft grinding machine. The machine is capable to undertake grinding of turbine shaft, crankshaft, alternator shaft & cylindrical shaft up to 700 mm. The turbine shaft grinding machine is priced economically and can be delivered in short time. It is highly recommended for power plants, shipping companies, workshops undertaking repairs, etc.

Packing in Progress-Turbine shaft Grinding Machine

Turbine Shaft Grinding Machine Ready for Dispatch

RA Power Solutions Pvt. Ltd. has sold more than 60 onsite turbine shaft grinding machines across the world. To get more information, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Metal Locking of Steel Casting – RA Power Solutions

RA Power Solutions undertakes onsite repair of engine block, compressor and rotary equipment for last more than 40 years. We feel that the repair of crack developed in cast iron, steel castings are repaired successfully by metal locking and metal stitching process without losing the original profile.

**Insertion of Casting Piece into Engine Block Area**

RA Power Solutions has executed successfully more than 600 jobs for the repair of housings that are damaged due to the development of cracks or casting is broken into pieces. The advantage of metal locking and metal stitching is that in case a large area of casting is damaged, a new piece having similar metallurgical properties is cast and metal stitched on the parent body of the casting.

**Metal Stitching/Metal Locking of Jenbacher Engine Block Under Process**

Recently, we have undertaken repair of Jenbacher engine block. The casting of the engine block i.e. lower crankcase was broken into pieces, a new piece measuring 10 × 12 inches was metal stitched successfully. We use proven and high-quality metal keys and metal locks and stand guarantee for the performance.

**Metal Stitching of Jenbacher Engine Block**

**Engine Block After Completing Metal Locking Process**

The author of this blog is Raj Shahani, Managing Director of RA Power Solutions Pvt. Ltd. having experience of more than 40 years. He is instrumental in executing the successful repair of crankshaft, engine block, cylinder heads, connecting rods, and mechanical equipment replacement cost of which works out in millions of dollars. The reputed companies spread all over the world regularly benefit from the rich experience of RA Power Solutions having the excellent latest infrastructure required for repairs.

To know more about repair of crack in cast iron casting, repair cast iron, cast iron repair, metal stitching service provider, metal locking, and cast iron crack repair email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Inspection of Turbine Shaft – RA Power Solutions

Considering the continuous running and severe working condition of turbines, it is advisable to conduct periodic inspection of turbine shaft. Following is recommended:

Inspection of turbine shaft bearing seating diameter for taper and ovality. This should be recorded.

Due to corrosion and fatigue cracks, it is recommended to undertake a crack detection check, preferably by magnetic particle test (MPI) or by dye penetrant test. This should be essentially undertaken by a qualified technician.

Hardness Test – The hardness of the bearing seating area should be checked.

It is important that the turbine shaft bearing seating diameter is free of any bearing line marks, pitting, corrosion, etc, and has the surface finish as per the international norms. This can be checked, and the surface finish can be improved by polishing the bearing seating area.

RA Power Solutions Pvt. Ltd. has been providing the above inspection services for turbine shaft, crank shaft, rotor shaft, alternator shaft, and pump shaft for more than 40 years all over the world and has served reputed companies. Our technicians are well-trained, experienced and can be deputed to the site on short notice.

To get more information regarding onsite machining, crankshaft repair, and grinding services contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Turbine Shaft Repair – RA Power Solutions

The periodic inspection of turbine shaft is necessary. It is common to observe bearing line marks, corrosion, fatigue cracks, taper and ovality on turbine shaft bearing seating area In case these defects are not attended on time it can result to the failure of turbine shaft and damage to other parts.

RA Power Solutions Pvt. Ltd. has successfully executed repair of turbine shafts, crank shaft, rotor shaft, alternator shaft, and pump shaft numbers exceeding 170 up to the diameter of 700 mm.

Special pneumatically driven grinding equipment is used to undertake the grinding of the turbine shaft. The turbine shaft grinding equipment is portable, lightweight, and easy to carry to the site. The experienced engineers undertake the grinding of damaged bearing seating area of the turbine shaft and maintain the tolerances within 20–30 microns with a high surface finish.

For more information regarding crankshaft grinding, crankshaft repair, and grinding of crankshaft, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.