babbitt bearing repair Archives - Rebabbitting Bearing

What Is Rebabbitting of a Bearing?

Raj Shahani — Fri, 14 Nov 2025 06:29:48 +0000

Rebabbitting of bearing is the process of removing worn Babbitt metal from a bearing shell and applying a fresh layer to restore its original performance. This is essential when the Babbitt surface shows wear, damage, or degradation that affects bearing reliability.

Why Rebabbitting Is Important

Rebabbitting brings a damaged or worn bearing back to OEM-level efficiency by restoring:

Correct bearing geometry
Load-carrying capacity
Lubrication flow
Vibration and heat control

Rebabbitting of White Metal Bearing

Turbine bearing After White Metal Rebabbitting

Signs Your Bearing Needs Rebabbitting

If you notice any of these issues, the bearing likely needs immediate inspection or rebabbitting:

Wear marks or uneven surfaces
Scoring, pitting, or blistering
Burn marks or discoloration
Lubrication breakdown
Excess vibration or noise

These symptoms often indicate deeper problems in the shaft line or lubrication system, so early diagnosis is crucial.

How Rebabbitting Is Done

Inspection & Non-Destructive Testing

Technicians inspect the bearing for cracks, alignment issues, and material fatigue.

Old Babbitt Removal
They melt or machine off the worn Babbitt layer from the shell.
Surface Preparation
They clean, tin, and prep the shell to ensure a strong bond.
New Babbitt Casting
High-grade babbitt metal—typically tin-based—is poured or centrifugally cast.
Machining to OEM Specs
They bore, chamfer, and finish the new Babbitt surface to precise OEM tolerances.
Final QA & Clearance Check
The bearing is tested for geometry, hardness, bond strength, and fit.

Why Babbitt Metal Is Used

Babbitt works as a soft, protective layer that:

Embeds contaminants (protecting the shaft)
Supports hydrodynamic lubrication
Reduces friction and heat
Prevents catastrophic damage during overloads

Rebabbitting Services by R A Power Solutions

R A Power Solutions specializes in:

Rebabbitting turbine bearings
Babbitt bearing repair at site or workshop
Reverse engineering & restoration of damaged bearings
Rapid dispatch of technicians worldwide

Our team diagnoses root causes, not just symptoms and helps prevent recurring failures.

For any information regarding Babbitt bearings, crankpin bearings, rebabbitting of bearings, and Babbitt white metal, please email us at rajshahani@rapowersolutions.com, info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What is rebabbitting of a bearing?

A: Rebabbitting is the process of removing worn Babbitt metal from a bearing shell and applying a fresh layer to restore its performance.

2. Why is rebabbitting necessary?

A: It’s needed when bearings lose lubrication efficiency, show scoring, or fail under load. Rebabbitting brings them back to near-new condition.

3. How long does the rebabbitting process take?

A: Typically, a few days, depending on bearing size, inspection needs, machining, and casting time.

4. What types of bearings can be rebabbitted?

A: Large industrial, marine engine, turbine, pump, and compressor bearings with Babbitt linings can all be rebabbitted.

5. Is rebabbitting cheaper than replacing a bearing?

A: Yep—rebabbitting is usually far more cost-effective, especially for large or custom bearings that are expensive to replace.

The post What Is Rebabbitting of a Bearing? appeared first on Rebabbitting Bearing.

Babbitt Bearing Repair And Rebabbitting Services | RA Power Solutions

Raj — Sat, 07 Oct 2023 11:02:31 +0000

RA Power Solutions has experience of more than 45 years in undertaking the manufacturing of a new Babbitt bearing up to 1500 mm in diameter. The old bearings that get damaged or worn out are repaired/rebabbitted using the higher grade of Babbitt white metal & the latest process.

Types of Bearings Repaired and Manufactured by RA Power Solutions:

Generator bearings
Turbine Bearing
Motor Bearings
Fan Bearings
Hydroelectric Bearings
Steel Rolling Mill
Pump Bearings
Tilt Pad Bearings
Trunnion Bearings
Hydrogen Seals
Spherical Bags
Pinion Bearings
Carrier Bearings
Compressor Bags
Guide Bearings
Ship Bearings
Thrust Pads
All other Babbitted Bearings

Rebabbitting and Machining Procedures followed by RA Power Solutions

1. Obtain all dimensions and inspect for abnormal or noticeable damage to the bearing shell and surface.

2. Remove the old Babbitt and inspect the bonding surface and bearing shell for defects.

3. Prepare a bearing shell before babbitting. We blast the bearing shell with a shot.

4. Checking the hardness of bearing shell and removing hard spots by the scooping process.

5. Crack detection of bearing shell by MPI process.

6. If required, we also undertake dye penetrant tests and ultrasonic tests.

7. Cast Babbitt by centrifugal process.

8. Machine splits, assemble bearing, and rough machine.

9. Ultrasonically inspect the Babbitt bond.

10. Assemble the bearing and finish machining the bore and thrust faces.

11. Machine and drill oil reliefs, thermocouples, and oil ports.

12. Prepare bearing for shipper. (deburr, assemble, paint)

13. Record all finished dimensions and file for future service.

14. Package and skid bearings, Babbitt Bearing Repair

Industries Served

Utility Companies
Steel Mills
Cement Plants
Mining Industries
Motor Repair Shops
Marine Shipyards
Military
Food Processing
OEM’s
Transportation
Irrigation
Medical
Agriculture
Many others, too!

RA Power Solutions is an ISO 9001:2015 (Quality Management System) & ISO 14001:2015 (Environmental Management System) certified approved company.

Inspection of Bearings After Rebabbitting

For any repair and maintenance of new bearings, Babbitt Bearing Repair, please email us at rajshahani@rapowersolutions.com, info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs

1. What is Babbitt bearing repair?

Babbitt bearing repair involves inspecting, cleaning, and restoring worn or damaged Babbitt-lined bearings to extend their operational life. This can include rebabbitting, machining, and final inspection.

2. What is rebabbitting?

Rebabbitting is the process of removing the old or damaged Babbitt metal lining from a bearing shell and replacing it with a new layer. This restores the bearing’s original specifications and performance.

3. Why is rebabbitting important?

Rebabbitting helps in restoring worn bearings without the need for complete replacement. It’s a cost-effective solution that brings back the bearing’s load-carrying capacity and reduces downtime.

4. What types of bearings can be rebabbitted?

Most types of Babbitt-lined bearings, including journal bearings, thrust bearings, and sleeve bearings used in turbines, generators, pumps, and marine engines, can be rebabbitted.

5. How long does the rebabbitting process take?

The timeline depends on the size and condition of the bearing, but typically, the process can take anywhere from a few days to a couple of weeks.

The post Babbitt Bearing Repair And Rebabbitting Services | RA Power Solutions appeared first on Rebabbitting Bearing.

Main Journal Bearings: Standard & Undersize

Raj — Tue, 22 Aug 2023 11:12:58 +0000

RA Power Solutions is a leading engineering company providing onsite machining and grinding of the crankshaft of diesel engines, compressors, pumps, etc.

The requirement of main journal bearings in the case of auxiliary engines and marine engines after grinding is obvious. Engine manufacturers often do not keep crankpin and main journal bearings of popular engine models readily available in stock.

RA Power Solutions maintains the stock of standard/undersized crankpin bearings and main journal bearings for the reputed makes and models of engines like B&W, Daihatsu, Deutz, MAK, MAN, Yanmar, Sulzer, Compressor, CKD Skoda and Allen, etc.

Below is a sample list of crankpin and main journal bearings currently available in our stock.

Sr. No	Description	Qty
1	MAN CME 5L 16/24 Standard Crankpin Diameter- 130 mm
	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
	c) 1.5 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm Undersized Crankpin Bearing	8 pairs
	e) 2.5 mm Undersized Crankpin Bearing	8 pairs
	f) Main Journal Bearings	8 pairs
2	Daihatsu 5DK20 Standard Crankpin Diameter-170 mm
	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
	c) 1.5 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm Undersized Crankpin Bearing	8 pairs
	e) 2.5 mm undersize Crankpin Bearing	16 pairs
	f) Main Journal Bearings	8 pairs
3	Daihatsu 5DC17 Standard Crankpin Diameter-145 mm
	a) 0.5 mm Undersized Crankpin Bearing	14 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
	c) 1.5 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm Undersized Crankpin Bearing	8 pairs
	e) 2.5 mm Undersized Crankpin Bearing	8 pairs
	f) 3.0 mm Undersized Crankpin Bearing	8 pairs
	g) Main Journal Bearings	8 pairs
4	Yanmar Engine 6N18AL-DN/DV Standard Crankpin Diameter-145 mm
	a) 0.40 mm Undersized Crankpin Bearing	14 pairs
	b) 0.80 mm Undersized Crankpin Bearing	8 pairs
	c) 1.60 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm undersized Crankpin Bearing	8 pairs
	e) 1.20 mm undersized Crankpin Bearing	8 pairs
5	Yanmar Engine –S 185 L Standard Crankpin Diameter-140 mm
	a) 0.8 mm Undersized Crankpin Bearing	8 pairs
	b) 1.2 mm Undersized Crankpin Bearing	8 pairs
	c) 1.60 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm Undersized Crankpin Bearing	8 pairs
6	MAN 9ASL 25/30 Standard Crankpin diameter-195 mm
	a) 2.5 mm Undersized Crankpin Bearing	8 pairs
	b) 3.0 mm Undersized Crankpin Bearing	8 pairs
	c) 4.0 mm Undersized Crankpin Bearing	6 pairs
7	Allen Engine PVBCS12 F Standard Crankpin diameter – 190.40 mm
	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
8	Gas Engine Deutz MWM TBG32V16 Standard Crankpin diameter 204.50 mm
8	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
9	Daihatsu Model 8DKM28 Standard Crankpin diameter-235 mm
	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
	c) 1.5 mm Undersized Crankpin Bearing	8 pairs
	d) 2.0 mm Undersized Crankpin Bearing	8 pairs
	e) 2.5 mm Undersized Crankpin Bearing	8 pairs
	f) Standard size Bearing	8 pairs
10	Daihatsu Model 6DL-16 Standard Crankpin diameter-120 mm
	a) 2.0 mm Undersized Crankpin Bearing	8 pairs
	b) 2.5 mm Undersized Crankpin Bearing	8 pairs
	c) 3.0 mm Undersized Crankpin Bearing	8 pairs
11	MAK MODEL 8M20 Standard Crankpin diameter-152 mm
	a) 2.0 mm Undersized Crankpin Bearing	8 pairs
	b) 2.5 mm Undersized Crankpin Bearing	8 pairs
	c) 3.0 mm Undersized Crankpin Bearing	4 pairs
12	MAN 6L 23/30H Standard Crankpin diameter-185 mm
	a) 1.5 mm Undersized Crankpin Bearing	8 pairs
	b) 2.0 mm Undersized Crankpin Bearing	8 pairs
	c) 2.5 mm Undersized Crankpin Bearing	8 pairs
13	CKD Skoda 638A6S 2270 KVA Standard Crankpin diameter 280 mm
	a) 0.5 mm Undersized Crankpin Bearing	12 pairs
	b) 1.0 mm Undersized Crankpin Bearing	12 pairs
	c) 1.5 mm Undersized Crankpin Bearing	12 pairs
	d) 2.0 mm undersized Crankpin Bearing	12 pairs
14	Cummins Model QSV 91G	8 pairs
15	Ariel Compressor JGH/4 stroke 4.5 inch
	a) 0.5 mm Undersized Crankpin Bearing	8 pairs
	b) 1.0 mm Undersized Crankpin Bearing	8 pairs
	c) 1.5 mm Undersized Crankpin Bearing	8 pairs
16	Ariel Compressor JGH/4 stroke 4.5-inch Main Journal
16	a) standard size Main Journal Bearing	8 pairs

Bearing Manufacturer: RA Power Solutions

We proudly export Trimetal engine bearings and Babbitt white metal bearings to a wide range of countries across the Middle East, Caribbean, Asia, and Africa. We export to many countries, including Iraq, Iran, and the UAE (covering Dubai, Abu Dhabi, Sharjah, Ajman, Umm Al-Quwain, and Fujairah), as well as Oman, Saudi Arabia, Qatar, Bahrain, and Kuwait. In the Caribbean and surrounding regions, our exports reach nations such as Antigua and Barbuda, Belize, Dominica, the Dominican Republic, Grenada, Guyana, Haiti, Jamaica, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, and Trinidad and Tobago. Additionally, we serve key Asian and African markets, including Malaysia, Indonesia, Madagascar, Vietnam, and South Korea, among others.

Discover precision and quality with RA Power Solutions – Your trusted bearing manufacturer! Elevate your machinery’s performance with our top-notch bearings. From custom designs to off-the-shelf solutions, we offer a comprehensive range to meet your specific needs. Boost productivity, reduce downtime, and enhance reliability. Explore our bearings today!

For more information on engine bearing manufacturers, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

white metal bearings

FAQs

1. What are main journal bearings?

Main journal bearings are critical engine components that support the crankshaft and allow it to rotate smoothly within the engine block. They reduce friction and wear between moving metal parts in internal combustion engines.

2. What is the difference between standard and undersize bearings?

First, use standard bearings when the crankshaft and housing dimensions match the original factory specifications. However, when wear or damage requires crankshaft grinding, install undersize bearings, which are thicker and help restore proper operating clearances.

3. Can journal bearings be repaired or rebabbitted?

You can repair worn journal bearings through a process called rebabbitting, where you remove the old babbitt material and replace it with a new layer to restore the bearing to its original specifications and performance.

4. When should undersize journal bearings be used?

Undersize journal bearings are typically used after crankshaft regrinding, which reduces the journal diameter. These bearings compensate for the reduced size and help maintain correct oil clearance and engine performance.

5. What materials are used in manufacturing journal bearings?

Manufacturers commonly make journal bearings from babbitt metal, an alloy known for its excellent anti-friction properties. Other materials include copper-lead alloys, aluminum alloys, and composite materials, depending on the application.

The post Main Journal Bearings: Standard & Undersize appeared first on Rebabbitting Bearing.

White Metal Bearings In Greece

Raj — Mon, 17 Jul 2023 09:23:29 +0000

White metal bearings play a crucial role in various industries, ensuring the smooth and efficient operation of machinery. When it comes to reliable white metal bearing solutions in Greece, RA Power Solutions stands as a trusted provider. With their expertise and cutting-edge technology, they offer high-quality bearing services that meet the diverse needs of industries across the country.

What are White Metal Bearings?

White metal bearings, also known as Babbitt bearings, are designed to provide low friction, high load capacity, and excellent resistance to wear and tear. These bearings consist of a thin layer of white metal, typically made of tin, lead, and antimony, which is bonded to a steel or bronze backing.

White metal bearings are commonly used in applications where heavy machinery operates under extreme conditions, such as in power plants, marine engines, compressors, and industrial equipment.

white metal bearings

RA Power Solutions Expertise:

RA Power Solutions is a renowned provider of white metal bearing solutions, offering their expertise to customers in Greece. With a team of highly skilled technicians and engineers, they have the knowledge and experience to deliver reliable and durable white metal bearings in Greece. The company understands the unique requirements of different industries and provides customized solutions that meet specific needs.

State-of-the-Art Facilities:

RA Power Solutions boasts state-of-the-art facilities equipped with modern machinery and tools to manufacture and repair white metal bearings. Their facilities adhere to international quality standards, ensuring that the bearings are produced with precision and accuracy.

Additionally, their advanced infrastructure enables them to handle projects of varying complexities, from small-scale repairs to large-scale manufacturing.

Quality Assurance:

At RA Power Solutions, quality assurance is of utmost importance. The company follows stringent quality control measures throughout the manufacturing and repair processes. Their experienced technicians conduct thorough inspections and tests to ensure that the white metal bearings meet the required specifications and performance standards. By maintaining strict quality control, RA Power Solutions delivers bearings that offer reliable and long-lasting performance.

Babbittwhite metal bearings

Repair and Reconditioning Services:

In addition to manufacturing new white metal bearings, RA Power Solutions specializes in the repair and reconditioning of existing bearings. They employ advanced techniques and machinery to restore worn-out bearings to their original condition, saving clients both time and money.

Emergency Services and On Site Support:

RA Power Solutions understands the importance of minimizing downtime in critical machinery. Hence, they offer round-the-clock emergency services to address urgent white metal bearing issues. Whether it’s a breakdown in a power plant or a marine engine failure, their dedicated team is ready to provide immediate assistance.

Moreover, they also offer on site support, dispatching technicians equipped with portable machinery to minimize equipment transportation time and facilitate quick repairs.

Customer Satisfaction:

RA Power Solutions has earned a reputation for its commitment to customer satisfaction. By delivering reliable and efficient white metal bearings, the company has garnered a loyal customer base in Greece. Their customer-centric approach, coupled with prompt and effective services, ensures that clients receive the best possible solutions tailored to their specific needs.

Conclusion:

When it comes to white metal bearings in Greece, RA Power Solutions emerges as a reliable partner for industries across the country. With their expertise, advanced facilities, and commitment to quality, they deliver high-performance white metal bearings that optimize machinery operation.

Whether manufacturing new bearings, repairing existing ones, or providing emergency support, RA Power Solutions is a trusted name in the industry, ensuring the smooth functioning of critical machinery in Greece.

Please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What are white metal bearings, and why are they important?

White metal bearings, also known as Babbitt bearings, are designed to provide low friction, high load capacity, and excellent resistance to wear and tear. They consist of a thin layer of white metal, typically made of tin, lead, and antimony, bonded to a steel or bronze backing. These bearings are essential in applications where heavy machinery operates under extreme conditions, such as in power plants, marine engines, compressors, and industrial equipment.

2. Can RA Power Solutions manufacture and repair white metal bearings in Greece?

Yes, RA Power Solutions provides comprehensive white metal bearing services in Greece, including manufacturing new bearings, repairing existing ones, and offering reconditioning services. Their state-of-the-art facilities and experienced technicians ensure high-quality solutions tailored to the specific needs of various industries.

3. What industries in Greece benefit from white metal bearings?

Industries such as power generation, marine, manufacturing, and heavy engineering in Greece benefit from white metal bearings. These bearings are crucial for ensuring the smooth and efficient operation of machinery in these sectors.

4. What is the process of rebabbitting a bearing?

Rebabbitting involves removing the worn-out white metal layer from a bearing and replacing it with a new layer of white metal. This process restores the bearing’s performance and extends its lifespan, making it a cost-effective alternative to replacing the entire bearing.

5. How can I contact RA Power Solutions for white metal bearing services in Greece?

You can reach out to RA Power Solutions via email at rajshahani@rapowersolutions.com or info@rapowersolutions.com. For immediate assistance, you can call their helpline at +91 9582647131 or +91 9810012383.

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Babbitt White Metal Bearing | Bush Manufacture

Raj — Sat, 23 Apr 2022 06:51:59 +0000

Babbitt white metal bearing bushes are critical components used in heavy machinery where reliable, long-lasting rotational support is essential. These bushes play a vital role in machines such as hydraulic equipment, engines, compressors, turbines, and other heavy-duty industrial systems. High-quality manufacturing of these bushes ensures superior performance, reduced friction, and extended service life for your equipment.

RA Power Solutions is the manufacturer of white metal Lining Bearing bushes. Industries use these bushes in heavy hydraulic machines, engines, compressors, and heavy equipment.

White Metal Babbitt Bearing

What Are Babbitt White Metal Bearing Bushes?

Babbitt white metal bearing bushes are specialized bushings made from a soft, low-friction metal alloy (typically tin or lead based) cast into a steel lining. The unique composition of Babbitt metal allows it to embed small contaminants, conform to shaft irregularities, and maintain a stable lubricating film during operation. These qualities make it ideal for heavy-load and low-speed industrial applications.

The main specification of a white metal bearing bush is as follows:

We have recently executed an order to manufacture white metal Lining bearing bushes having a bearing block outer diameter of 490 mm and a bearing block length of 980 mm.

Manufacturing Process Overview:

We develop, supply, and manufacture babbitt white metal as per the drawing given by our client.

If the client does not have the bearing drawing, we reverse engineer it from the sample. Based on the sample, we develop and produce the bearing.

Technicians and CAD-CAM experts from RA Power Solutions prepare the bearing drawing on site. Heavy engineering, cement, steel, and power plants globally appreciate our CAD-CAM engineers, especially for ancient plants and gear.

For more information on crank pin bearing manufacturing company, Babbitt white metal bearing bush manufacturing, white metal bearing, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What is a Babbitt white metal bearing bush?

A: A bearing bush made from soft Babbitt alloy designed to support rotating shafts, reduce friction, and improve machine durability.

2. Why is reverse engineering used in manufacturing?

A: Reverse engineering helps recreate precise drawings when original specifications are unavailable, especially for older or discontinued machinery parts.

3. What industries use Babbitt bearing bushes?

A: Industries widely use them in heavy hydraulic machines, engines, compressors, turbines, and other industrial equipment.

4. What casting methods are used?

A: Manufacturers commonly use centrifugal casting to bond Babbitt metal strongly to the steel shell and create a defect-free lining.

5. How is quality ensure?

A: Precision CNC machining and strict inspection standards ensure side tolerances and performance meet client requirements.

The post Babbitt White Metal Bearing | Bush Manufacture appeared first on Rebabbitting Bearing.

Crankpin | Crankshaft Main Journal Repair and Grinding Machine

Raj — Sat, 09 Apr 2022 05:12:36 +0000

RA Power Solutions has been working on crankshafts for the last further than forty-five years. We undertake crankpin repair, main journal repair, and repair of all types of cylindrical shafts on-site. In addition, we offer these services globally at the client’s location. Furthermore, we provide journal bearing repair and babbitt bearing repair services across the world.

We developed an onsite crankshaft/ crankpin & main journal repair machine twenty years back and our present crankshaft grinding machine ranges from 60 mm to 700 mm in terms of diameter. The crankshaft grinding machine undertakes onsite repair of all popular engines manufactured by reputed companies and installed on vessels, diesel power plants, etc.

Application of Onsite Crankshaft Grinding Machine

A crankshaft grinding machine is designed to undertake repair of all main & auxiliary engines installed on vessels having crankpin/ main journal diameters up to 700 mm in diameter.
Technicians can successfully repair the crankshafts of heavy-duty compressors used in the gas and oil sector. The machine’s design eliminates the need to remove the crankshaft from the compressor casing.
Engineers can repair bearing seating areas of all types of cylindrical shafts onsite without removing them from the equipment.

Design of Crankshaft grinding machine

Technicians can carry the crankpin and main journal repair machine to any site worldwide. Its lightweight design ensures easy transport.
Engineers use titanium alloy to build the machine’s body, ensuring strength for continuous operation in tough conditions.
They design and construct the machine to produce minimal vibration. Remarkably, technicians can even repair the crankshaft while the vessel is sailing. As a result, there is no need to dismantle the engine or bring the vessel to a standstill.
Moreover, they consistently control taper and ovality after grinding the crankpin and main journal within 0.02 mm, ensuring high precision and performance.
The machine achieves a 20 RA surface finish, exceeding engine manufacturers’ standards.
The design of the machine is simple & can be easily operated.

On Site Crankshaft Repair

Training And Operation of Crankshaft Grinding Machine

The training on the operation of crankshaft grinding machine is given in our in-house training school based in IMT Manesar, Gurgaon, India.
We also extend the training to clients at the site free of cost.
The machine is easy to maintain.

Over the years, we have successfully sold more than seventy onsite crankshaft grinding machines worldwide. As a result, we have built strong relationships with shipping companies, diesel power plants, engine repair workshops, and various other industrial clients.

For more information regarding journal bearing repair and babbitt bearing repair services, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs

1. What kinds of crankshafts can RA Power Solutions repair on-site?

RA Power Solutions can service crankpins and main journals of marine and industrial diesel engines with diameters ranging from 60 mm to 700 mm, without removing the crankshaft from the engine – even onboard operating vessels or at industrial locations

2. Why is in‑situ crankpin and main journal grinding important?

Continuous engine operation can cause taper, ovality, pitting, scoring, or bearing material embedding—issues that degrade performance. Grinding and polishing restore OEM tolerances and a smooth finish, which prevent premature wear and bearing failure

3. How precise is the grinding process?

RA Power Solutions’ machines control taper and ovality within ±0.02 mm, and achieve surface finishes of approximately 20 µin Ra (and polishing standards of <15 µin Ra depending on engine RPM), exceeding typical manufacturer specs

4. Can grinding be performed while the vessel is sailing?

Yes. The precision portable crankshaft grinder, built from titanium alloy for minimal vibration, allows in‑situ grinding and polishing even during vessel operation, speeding up repairs globally

5. What inspection and repair steps are involved?

The procedure includes:
(i) Thorough cleaning and visual inspection
(ii) Crack checks, hardness testing, and dimensional measurement using NDT tools
(iii) Onsite selection and use of appropriate grinding/polishing tools
(iv) Final verification and completion reports by senior technicians.

The post Crankpin | Crankshaft Main Journal Repair and Grinding Machine appeared first on Rebabbitting Bearing.

Manufacturers of Tin and Lead based Babbitt White Metal Ingots

Raj — Mon, 15 Feb 2021 09:26:36 +0000

Babbitt white metal ingots serve as specialised alloys for bearing applications in heavy machinery because they offer excellent load-bearing properties and low friction characteristics. These alloys bond well with shells made of bronze, cast iron, or steel and resist corrosion, making them a preferred solution for industrial bearings and repair applications

At RA Power Solutions, we manufacture commonly known lead-based and tin-based Babbitt white metal ingots. We manufacture these ingots according to the client’s requirements for metallurgical composition and weight.

Babbitt white metal

Types of Babbitt White Metal Ingots

Lead-Based Babbitt Metal
This Babbitt metal is the most common type and manufacturers use it widely for bearing production. It contains more than 75% of lead alloy. The lead-based Babbitt metal also contains antimony and tin.

Industries ideally use lead-based Babbitt white metal for mechanical equipment, as it effectively handles heavy loads in compressors, diesel engines, electric motors, marine applications, and more. It can absorb high levels of moisture and humidity.

Tin-Based Babbitt Metal

Tin-based Babbitt contains over 80% tin alloy with small amounts of antimony, lead, and copper. These alloys offer low wear and tear and minimal friction, making them suitable for high-performance equipment. Lead-free tin-based alloys are also recommended for food industry applications where lead presence is a concern.

Manufacturers use tin-based Babbitt metal for mechanical equipment because it can handle heavy loads in compressors, diesel engines, electric motors, marine applications, and similar machinery.

white metal bearings

Why Choose Our Babbitt White Metal Ingots?

Custom Alloy Composition: Manufactured to client specifications or international standards.
Quality Assurance: Each batch includes metallurgical composition reports from certified labs.
Global Supply: We export Babbitt ingots worldwide to customers in Asia, Europe, Africa, the Middle East, and beyond.
Trusted Performance: Our ingots are preferred in industries requiring high durability and reliable load-bearing metal solutions.

RA Power manufacture Babbitt white metal ingots strictly according to client specifications or international grades. Also, provide metallurgical composition reports from a government-approved laboratory with every order. We supply Babbitt white metal to hundreds of customers worldwide who regularly use our products.

We are regularly exporting Babbitt white metal to countries like Azerbaijan, Bangladesh, Burma, Burundi, Denmark, Djibouti, Fiji, Finland, Kazakhstan, Kenya, Kuwait, Liberia, Libya, Lithuania, New Caledonia, Somalia, Sudan, Tanzania, Thailand, etc.

For more information on Babbitt white metal ingots manufacturers, Babbitt White Metal Bearings, Babbitt Bearings, Crankpin Bearings, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What types of Babbitt white metal ingots do you manufacture?

We manufacture both tin-based and lead-based Babbitt white metal ingots suitable for heavy-duty bearing applications.

2. What is the typical application of your Babbitt ingots?

Our ingots are used in marine engines, turbines, compressors, gearboxes, and heavy industrial bearings.

3. Do you manufacture Babbitt metal in-house?

Yes, we produce all Babbitt metal in-house, ensuring strict quality control and consistency.

4. Are your Babbitt ingots exported internationally?

Yes, we export to over 30 countries worldwide across Asia, Europe, Africa, the Middle East, and the Americas.

5. How competitive are your prices?

Thanks to India’s large-scale tin production, we offer one of the lowest prices globally without compromising on quality.

The post Manufacturers of Tin and Lead based Babbitt White Metal Ingots appeared first on Rebabbitting Bearing.

Babbitt White Metal Ingots | Alloy Ingots | RA Power Solutions

Raj — Wed, 18 Nov 2020 05:48:46 +0000

RA Power Solutions manufactures and exports white metal Babbitt ingots and ingots of pure lead, tin, aluminium, zinc alloy, white metal etc. for different applications like oil and gas, mining, steel plants, shipping, etc.

The ingots offered by us include Lead Alloy Ingots, Pure Lead Ingots, Zinc Ingots, White Metal Ingots, and Aluminium Ingots. Moreover, to manufacture these products, we carefully and thoroughly process Lead, Zinc, Aluminium, and Antimony, which are either sourced locally or imported from the best producers around the world.Thus, processed metals and alloys are altered in Pure Lead, Lead Alloys & Zinc Alloys, shaped into Ingots, and exported to many countries across the globe.

All these years, we have advanced production techniques, and the ingots supplied by us are strictly as per client specifications or as per the international norms.

We are known all over the world for our quality.

WE SUPPLY INGOTS OF FOLLOWING ALLOY:-

Tin Solder Sticks
Zinc Alloy Ingot
White Metal Ingots
Aluminium Ingots
Lead Alloy Ingots
Pure Lead Ingots
ZAMAC Alloy Ingot
Zinc Ingots

THE INGOTS OF BABBITT WHITE METAL SUPPLIED BY THE US HAVE THE FOLLOWING BROAD SPECIFICATIONS:-

Sb (Antimony): 8% to 20%
Sn (Tin): 3% to 80%
Cu (Copper): 0.2% to 2.0%
Pb (Lead): Remaining

We export Ingots Babbitt White Metal, alloy ingots worldwide, including to Madagascar, Oman, Qatar, Philippines, Bahrain, Sri Lanka, Bangladesh, Myanmar, Turkey, Nigeria, Greece, Saudi Arabia, UK, Dubai, Malta, Cyprus, Singapore, Malaysia, Colombia, Indonesia, Hong Kong, Spain, Netherlands, Portugal, Estonia, Morocco, Belgium, Vietnam, and Canada.

For more information regarding Babbitt White Metal Ingots, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs

1. What types of ingots does RA Power Solutions manufacture and export?

RA Power Solutions produces a range of high-quality ingots, including Lead Alloy, Pure Lead, Zinc, White Metal, Aluminium, Tin Solder Sticks, and ZAMAC alloy ingots.

2. What are the typical alloy compositions of the Babbitt white metal ingots offered?

Their Babbitt white metal ingots typically consist of antimony (8%–20%), tin (3%–80%), copper (0.2%–2.0%), with the balance being lead.

3. Which industries and applications use these ingots?

These ingots are supplied for diverse sectors like oil & gas, mining, steel production, shipping, and heavy industrial machinery.

4. Can RA Power Solutions customize the ingot specifications according to the client’s needs?

Yes—they strictly adhere to client-provided specifications or international standards, offering custom shapes, dimensions, and alloy formulations.

5. Which countries does RA Power Solutions export these ingots to?

Their global export destinations include Madagascar, Oman, Qatar, Philippines, Bahrain, Sri Lanka, Bangladesh, Myanmar, Turkey, Nigeria, Greece, Saudi Arabia, UK, Dubai, Malta, Cyprus, Singapore, Malaysia, Colombia, Indonesia, Hong Kong, Spain, Netherlands, Portugal, Estonia, Morocco, Belgium, Vietnam, and Canada.

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Babbitt White Metal Bearing Manufacturing and Repair

Raj — Fri, 24 Jul 2020 10:33:56 +0000

RA Power Solutions stands as a trusted leader in the design, development, manufacturing, and repair of white metal Babbitt bearings, supporting industries ranging from marine and alternators to diesel engines and turbines.

Different Grades of Babbitt White Metal for the Manufacturing of Bearings

Depending on the application of the bearing, load characteristics, the environment in which the bearing is in operation, the type of lubricating oil used, RPM of the shaft, etc the grade of bearing is selected. We also use the Babbitt white metal grade as recommended by the manufacturer of the equipment or use the Babbitt white metal based on our experience. In any case, the BEZ alternator Babbitt white metal bearing used by us is of better quality than what was originally used.

The use of European quality and higher grade of Babbitt white metal results in a considerable increase in the life of Babbitt white metal bearings manufactured by us. It is proven that the high quality of Babbitt white metal bearing also increases the life of the shaft on which it is assembled. The crankshaft, rotor shaft, pump shaft, turbine shaft, cylinder shaft, and shafts of all applications life increase manifolds.

White metal babbitt bearing manufacturing

Manufacturing of an Alternator and an Engine Bearing

We manufacture crankpin and main journal bearings for diesel engines. We are the largest manufacturers and exporters of CKD Skoda engines and SKL engine alternators, crankpins, and main journal bearings.

Repair and Rebabbitting of Old Bearings

We have the facilities for repairing and rebabbitting of old bearings in a minimum duration of time.We follow the same process for rebabbitting white metal as we do for manufacturing new bearings. We carefully select and use only high-quality white metal for rebabbitting old and damaged bearings.

The following quality control tests are undertaken before the dispatch of bearings from our works.

Checking the hardness of the bearing shell.
Crack detection by MPI.
Metallurgical analysis of white metal.
An ultrasound test of Babbitt white metal bonding with steel lining.
Dimensional inspection.

Manufacturing of New White Metal Babbitt Bearings Under Process

Global Reach & OEM-Level Reliability

With over four decades of experience, we export our bearings and repair services worldwide—across industries and continents. Our deep expertise ensures we meet OEM standards and deliver cost-effective, long-lasting solutions.

Get in Touch:

For more information regarding BEZ alternator babbitt white metal bearing, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What is the maximum size of white metal bearings you manufacture?

We manufacture and repair Babbitt bearings with bore sizes ranging from 50 mm to 1500 mm.

2. Which process do you use for babbitting bearings?

We use the centrifugal casting process in a controlled temperature environment, ensuring strong bonding between the Babbitt metal and the steel shell.

3. Can you repair old or damaged bearings?

Yes, we specialize in rebabbitting and repairing worn-out bearings, restoring them to OEM specifications or better.

4. What quality checks do you perform on bearings?

Our inspections include MPI crack detection, ultrasonic bond testing, hardness checks, and CNC dimensional verification to guarantee reliability.

5. How quickly can you deliver repaired bearings?

We offer fast turnaround services, and in urgent cases, we can complete rebabbitting and supply bearings within 24 hours.

The post Babbitt White Metal Bearing Manufacturing and Repair appeared first on Rebabbitting Bearing.

Manufacturing of Babbitt White Metal Generator Bearing for BEZ Alternator

Raj — Fri, 24 Jul 2020 10:03:19 +0000

RA Power Solutions Pvt. Ltd. was approached by a company based in the USA regarding the development and manufacturing of a Babbitt white metal BEZ generator bearing. The BEZ generator bearing is fitted on a CKD Skoda diesel generating set. The generator shaft developed ovality due to continuous running of the diesel generating set. The BEZ alternator bearing got damaged, and as per the technicians, it required replacement.

BEZ Alternator Bearings before manufacturing

Major technical details of the BEZ generator white metal Babbitt bearing

S.NO	Description	Standard Dimensions (with tolerance as Per Drawing)
1.	Bearing bore ID	194.28mm
2.	Bearing collar ID
3.	Bearing total width	228.50mm
4.	Bearing working area width with Radius	202.90mm
5.	Bearing working area width without Radius
6.	Bearing OD Dia collar Side	298.67mm
7.	Bearing OD Dia In Centre	371.68mm

The white metal grade for the babbitting of bearing used is 84 grade. Development and manufacturing of BEZ Alternator Babbitt white metal bearing.

Considering the urgent requirement of the client, RA Power Solutions took up the production of the bearing as a top priority. We forged the bearing shell due to the non-availability of raw material. After machining, we carried out babbitting of the white metal using the centrifugal process. This process ensures strong and dense bonding of the Babbitt metal with the steel lining. We then completed the final machining of the bearing and maintained all dimensions as per the client’s drawing.

BEZ alternator bearing under manufacturing

RA Power Solutions’ capability of manufacturing Babbitt white metal bearings. We are a specialist in manufacturing Babbitt white metal bearings up to 1500 mm outer diameter. Our machines and processes are designed for handling bearings with different diameters, including the equipment to undertake the babbitting of white metal by centrifugal process. We are experts in developing the bearing by doing reverse engineering based on the sample of bearing provided to us, or manufacturing of bearing as per the drawing.

The type of Babbitt white metal bearings manufactured by us generally fall into these categories:-

Diesel engines
Generators
Alternators
Turbines
Gearboxes
Rotors
Pumps
Compressors
Propellers
Shaft bearings
Pad type bearings

Our main challenge is to develop and manufacture bearings for the equipment which are discontinued by the manufacturer and are no more available to our clients.

BEZ Alternator Bearings After Machining

For more information regarding BEZ Alternator babbitt white metal bearing, White Metal Bearings for BEZ Alternator, please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

Q1: Why was the bearing shell forged instead of using standard raw material?

We forged the shell because the raw material was not available, ensuring the project could be completed on time.

Q2: Why do you use the centrifugal process for babbitting?

The centrifugal process provides strong and dense bonding between the Babbitt metal and the steel shell, ensuring durability.

Q3: How do you ensure accuracy in bearing dimensions?

We perform final machining with CNC precision and check all measurements against the client’s drawings.

Q4: What type of Babbitt alloy do you use?

We use high-quality, industry-approved Babbitt alloys such as Grade 84 for generator and turbine bearings.

Q5: Can you manufacture bearings if original OEM parts are unavailable?

Yes, we specialize in reverse engineering and manufacturing new bearings even when OEM drawings or parts are not available.

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