Product Description

INDRON bearings are commonly employed in bulk carriers and operating ships. It has been proved in follow that the merchandise can productively replace metal stern bearings and rudder bearings in ship oil lubrication techniques. When compared with other non-steel stern bearings and rudder bearings in the drinking water lubrication technique, the solution has a lengthier service existence, which aids ship homeowners to conserve a excellent bunch of costs  and boosts the trustworthiness of stern bearing and rudder bearing systems.
What bearing supplies are more suitable as the components utilized for water pump CZPT bearings, Babbitt alloy, rubber, ceramics or new polymer materials? It is highly recommended to take account of the lubrication needs, use atmosphere and routine maintenance cycle of the tools
Typical XIHU (WEST LAKE) DIS. BEARING Materials

Bearing variety INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing
Qualities The efficiency is shut thordon, which can use much more tools assembly strategies. In addition to conventional installations by freezing and pressurizing. It can also be put in by coating reactive thermal polymerization Dx and cold sticking. Great dress in resistance and impact resistance. The bearing hardness is substantial the shaft sleeve is simple to use the temperature difference modifications greatly there will be the risk of shelling the price is higher. Dress in-resistant, heat-resistant, corrosion-resistant, lubricated by pump circulating drinking water, able of dry grinding for a short time, substantial requirement on precision in processing and assembly, fragile and the most costly. It has a lengthy historical past and mature producing approach, showcased by wear resistance, anti-seismic, influence resistance, convenient assembly/disassembly and lower cost (only 20% of ceramic bearings cost) Wear resistance and influence resistance require a set of far more complex sealing and lubricating devices and mechanisms.
Lubricating specifications Thoroughly clean h2o can be employed for lubrication or 150s dry begin in accordance to the content grades. Dry start off more than 180S with out clean drinking water lubrication. It can be lubricated by pumping medium without unique clean h2o lubrication. Clean industrial drinking water Grease lubrication requires a grease provide lubrication technique.
Doing work temperature ≤70ºC ≥273ºC The bearing alone can stand up to the temperature of 1,400ºC ≤50ºC ≤65ºC
Limited time up to 80ºC
Software website For pumping stations brief of clean drinking water or pumping stations demanding brief-phrase dry friction, hRBR quality is ideal for h2o quality with moderate sediment articles. Pumping stations with no clear drinking water or pumping stations demanding dry friction of more than 180S. Pumping stations without thoroughly clean water or pumping stations requiring quick-expression dry friction. Comprehensive software in any pumping stations with thoroughly clean drinking water resources. The liquid of the pump itself are not able to be employed for bearing lubrication in the pumping station.
Bearing sort INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing

 

recommended components for Rudder stern shaft bearing Advised components for Stern shaft Advised resources for Thrust bearing Suggested components for main-shaft seals
  
INDRON
TSTN Quality of dry begin
INDRON
PREM Quality of superior kind
INDRON  UNIV  INDRON  hRBR 
Good stability among lower friction and dress in resistance
△  Integral dynamic bearing floor stress can achieve 10MPa
△  Durable self-lubricating particles inside to safeguard the shaft sleeve
△  PV can reach 100MPam/s under the condition of moist h2o.
 
△  Integral dynamic bearing surface area strain can reach 12MPa
△  Contains durable lubricating particles to safeguard the shaft sleeve and minimize wear.
△  With the unique break up-half h2o tank design, the horizontal bearing promotes the formation of a secure lubricant film at a lower speed, and reduces the beginning torque.
 
△  Unique patented layout, and stable lubricant movie
△  Low friction, low starting torque, high performance and strength preserving
△  Wear-resistant and less twin dress in to friction pairs
△  Tough and influence resistant.
△  A assortment of hardness, offered for the replacement of rubbers
△  Long support life, soft and moist with out wear in opposition to shaft (sleeve)
△  Weather and corrosion resistance, steady performance, no obvious oil rise even if there is oil in drinking water, it will not be straightforward to age.
 

OEM satisfactory.
 

 

 

US $10-1,000
/ Piece
|
1 Piece

(Min. Order)

###

Type of Lubricant: Water-Lubricated Bearing
Lubricant & Load: Sea- Water Lubricated
Bushing Material: Self-Lubrication
Bearing Direction: Radial
Lubricating Way: Maintenance-Free Bearing
Specification: Customized according to design drawings

###

Customization:

###

Bearing type INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing
Characteristics The performance is close thordon, which can use more equipment assembly methods. In addition to traditional installations by freezing and pressurizing. It can also be installed by coating reactive thermal polymerization Dx and cold sticking. Good wear resistance and impact resistance. The bearing hardness is high; the shaft sleeve is easy to wear; the temperature difference changes greatly; there will be the risk of shelling; the price is high. Wear-resistant, heat-resistant, corrosion-resistant, lubricated by pump circulating water, capable of dry grinding for a short time, high requirement on accuracy in processing and assembly, fragile and the most expensive. It has a long history and mature manufacturing process, featured by wear resistance, anti-seismic, impact resistance, convenient assembly/disassembly and low price (only 20% of ceramic bearings price) Wear resistance and impact resistance require a set of more complicated sealing and lubricating devices and mechanisms.
Lubricating requirements Clean water can be used for lubrication or 150s dry start according to the material grades. Dry start more than 180S without clean water lubrication. It can be lubricated by pumping medium without special clean water lubrication. Clean industrial water Grease lubrication requires a grease supply lubrication system.
Working temperature ≤70ºC ≥273ºC The bearing itself can withstand the temperature of 1,400ºC ≤50ºC ≤65ºC
Short time up to 80ºC
Application site For pumping stations short of clean water or pumping stations requiring short-term dry friction, hRBR grade is suitable for water quality with moderate sediment content. Pumping stations without clean water or pumping stations requiring dry friction of more than 180S. Pumping stations without clean water or pumping stations requiring short-term dry friction. Extensive application in any pumping stations with clean water sources. The liquid of the pump itself cannot be used for bearing lubrication in the pumping station.
Bearing type INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing

###

recommended materials for Rudder stern shaft bearing Recommended materials for Stern shaft Recommended materials for Thrust bearing Recommended materials for main-shaft seals
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
  

INDRON®
TSTN Grade of dry start
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON®
PREM Grade of superior type
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON® UNIV 
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON® hRBR 
Good balance between low friction and wear resistance;
 Integral dynamic bearing surface pressure can reach 10MPa;
 Durable self-lubricating particles inside to protect the shaft sleeve;
 PV can reach 100MPam/s under the condition of moist water.
 
 Integral dynamic bearing surface pressure can reach 12MPa;
 Contains durable lubricating particles to protect the shaft sleeve and reduce wear.
 With the unique split-half water tank design, the horizontal bearing promotes the formation of a stable lubricant film at a low speed, and reduces the starting torque.
 
 Unique patented design, and stable lubricant film;
 Low friction, low starting torque, high efficiency and energy saving;
 Wear-resistant and less dual wear to friction pairs;
 Tough and impact resistant.
 A variety of hardness, available for the replacement of rubbers;
 Long service life, soft and moist without wear against shaft (sleeve);
 Weather and corrosion resistance, stable performance, no obvious oil rise; even if there is oil in water, it will not be easy to age.
 

###

Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
US $10-1,000
/ Piece
|
1 Piece

(Min. Order)

###

Type of Lubricant: Water-Lubricated Bearing
Lubricant & Load: Sea- Water Lubricated
Bushing Material: Self-Lubrication
Bearing Direction: Radial
Lubricating Way: Maintenance-Free Bearing
Specification: Customized according to design drawings

###

Customization:

###

Bearing type INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing
Characteristics The performance is close thordon, which can use more equipment assembly methods. In addition to traditional installations by freezing and pressurizing. It can also be installed by coating reactive thermal polymerization Dx and cold sticking. Good wear resistance and impact resistance. The bearing hardness is high; the shaft sleeve is easy to wear; the temperature difference changes greatly; there will be the risk of shelling; the price is high. Wear-resistant, heat-resistant, corrosion-resistant, lubricated by pump circulating water, capable of dry grinding for a short time, high requirement on accuracy in processing and assembly, fragile and the most expensive. It has a long history and mature manufacturing process, featured by wear resistance, anti-seismic, impact resistance, convenient assembly/disassembly and low price (only 20% of ceramic bearings price) Wear resistance and impact resistance require a set of more complicated sealing and lubricating devices and mechanisms.
Lubricating requirements Clean water can be used for lubrication or 150s dry start according to the material grades. Dry start more than 180S without clean water lubrication. It can be lubricated by pumping medium without special clean water lubrication. Clean industrial water Grease lubrication requires a grease supply lubrication system.
Working temperature ≤70ºC ≥273ºC The bearing itself can withstand the temperature of 1,400ºC ≤50ºC ≤65ºC
Short time up to 80ºC
Application site For pumping stations short of clean water or pumping stations requiring short-term dry friction, hRBR grade is suitable for water quality with moderate sediment content. Pumping stations without clean water or pumping stations requiring dry friction of more than 180S. Pumping stations without clean water or pumping stations requiring short-term dry friction. Extensive application in any pumping stations with clean water sources. The liquid of the pump itself cannot be used for bearing lubrication in the pumping station.
Bearing type INDRON bearing AR bearing Ceramic bearing Rubber bearing Babbitt alloy bearing

###

recommended materials for Rudder stern shaft bearing Recommended materials for Stern shaft Recommended materials for Thrust bearing Recommended materials for main-shaft seals
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
  

INDRON®
TSTN Grade of dry start
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON®
PREM Grade of superior type
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON® UNIV 
Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating
INDRON® hRBR 
Good balance between low friction and wear resistance;
 Integral dynamic bearing surface pressure can reach 10MPa;
 Durable self-lubricating particles inside to protect the shaft sleeve;
 PV can reach 100MPam/s under the condition of moist water.
 
 Integral dynamic bearing surface pressure can reach 12MPa;
 Contains durable lubricating particles to protect the shaft sleeve and reduce wear.
 With the unique split-half water tank design, the horizontal bearing promotes the formation of a stable lubricant film at a low speed, and reduces the starting torque.
 
 Unique patented design, and stable lubricant film;
 Low friction, low starting torque, high efficiency and energy saving;
 Wear-resistant and less dual wear to friction pairs;
 Tough and impact resistant.
 A variety of hardness, available for the replacement of rubbers;
 Long service life, soft and moist without wear against shaft (sleeve);
 Weather and corrosion resistance, stable performance, no obvious oil rise; even if there is oil in water, it will not be easy to age.
 

###

Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating

How to Replace a Bearing

If you want to select a bearing for a specific application, you should know a few basics. This article will give you an overview of ball, angular contact, and sliding-contact bearings. You can choose a bearing according to the application based on the characteristics of its material and preload. If you are not sure how to choose a bearing, try experimenting with it. The next step is to understand the Z-axis, which is the axes along which the bearing moves.

Z axis

When it comes to replacing your Z axis bearing, there are several things you must know. First, you need to make sure that the bearings are seated correctly. Then, you should check the tension and rotation of each one. To ensure that both bearings are equally tensioned, you should flex the Core to the desired angle. This will keep the Z axis perpendicular to the work surface. To do this, first remove the Z axis bearing from its housing and insert it into the Z axis motor plate. Next, insert the flanged bearing into the Z axis motor plate and secure it with two M5x8mm button head cap screws.
Make sure that the bearing plate and the Z Coupler part are flush and have equal spacing. The spacing between the two parts is important, as too much spacing will cause the leadscrew to become tight. The screws should be very loose, with the exception of the ones that engage the nylocks. After installing the bearing, the next step is to start the Z axis. Once this is done, you’ll be able to move it around with a stepper.

Angular contact

bearing
Ball bearings are made with angular contacts that result in an angle between the bearing’s races. While the axial load moves in one direction through the bearing, the radial load follows a curved path, tending to separate the races axially. In order to minimize this frictional effect, angular contact bearings are designed with the same contact angle on the inner and outer races. The contact angle must be chosen to match the relative proportions of the axial and radial loads. Generally, a larger contact angle supports a higher axial load, while reducing radial load.
Ball bearings are the most common type of angular contact bearings. Angular contact ball bearings are used in many applications, but their primary purpose is in the spindle of a machine tool. These bearings are suitable for high-speed, precision rotation. Their radial load capacity is proportional to the angular contact angle, so larger contact angles tend to enlarge with speed. Angular contact ball bearings are available in single and double-row configurations.
Angular contact ball bearings are a great choice for applications that involve axial loads and complex shapes. These bearings have raceways on the inner and outer rings and mutual displacement along the axial axis. Their axial load bearing capacity increases as the contact Angle a rises. Angular contact ball bearings can withstand loads up to five times their initial weight! For those who are new to bearings, there are many resources online dedicated to the subject.
Despite their complexity, angular contact ball bearings are highly versatile and can be used in a wide range of applications. Their angular contact enables them to withstand moderate radial and thrust loads. Unlike some other bearings, angular contact ball bearings can be positioned in tandem to reduce friction. They also feature a preload mechanism that removes excess play while the bearing is in use.
Angular contact ball bearings are made with different lubricants and cage materials. Standard cages for angular contact ball bearings correspond to Table 1. Some are machined synthetic resins while others are molded polyamide. These cage materials are used to further enhance the bearing’s axial load capacity. Further, angular contact ball bearings can withstand high speeds and radial loads. Compared to radial contact ball bearings, angular contact ball bearings offer the greatest flexibility.

Ball bearings

bearing
Ball bearings are circular structures with two separate rings. The smaller ring is mounted on a shaft. The inner ring has a groove on the outer diameter that acts as a path for the balls. Both the inner and outer ring surfaces are finished with very high precision and tolerance. The outer ring is the circular structure with the rolling elements. These elements can take many forms. The inner and outer races are generally made of steel or ceramic.
Silicon nitride ceramic balls have good corrosion resistance and lightweight, but are more expensive than aluminum oxide balls. They also exhibit an insulating effect and are self-lubricating. Silicon nitride is also suitable for high-temperature environments. However, this type of material has the disadvantage of wearing out rapidly and is prone to cracking and shattering, as is the case with bearing steel and glass. It’s also less resistant to heat than aluminum oxide, so it’s best to buy aluminum nitride or ceramic ball bearings for applications that are subjected to extremely high temperatures.
Another type of ball bearings is the thrust bearing. It has a special design that accommodates forces in both axial and radial directions. It is also called a bidirectional bearing because its races are side-by-side. Axial ball bearings use a side-by-side design, and axial balls are used when the loads are transmitted through the wheel. However, they have poor axial support and are prone to separating during heavy radial loads.
The basic idea behind ball bearings is to reduce friction. By reducing friction, you’ll be able to transfer more energy, have less erosion, and improve the life of your machine. With today’s advances in technology, ball bearings can perform better than ever before. From iron to steel to plastics, the materials used in bearings have improved dramatically. Bearings may also incorporate an electromagnetic field. So, it’s best to select the right one for your machine.
The life expectancy of ball bearings depends on many factors, including the operating speed, lubrication, and temperature. A single million-rpm ball bearing can handle between one and five million rotations. As long as its surface contact area is as small as possible, it’s likely to be serviceable for at least one million rotations. However, the average lifespan of ball bearings depends on the application and operating conditions. Fortunately, most bearings can handle a million or more rotations before they start showing signs of fatigue.

Sliding-contact bearings

bearing
The basic principle behind sliding-contact bearings is that two surfaces move in contact with one another. This type of bearing works best in situations where the surfaces are made of dissimilar materials. For instance, a steel shaft shouldn’t run in a bronze-lined bore, or vice versa. Instead, one element should be harder than the other, since wear would concentrate in that area. In addition, abrasive particles tend to force themselves into the softer surface, causing a groove to wear in that part.
Sliding-contact bearings have low coefficients of friction and are commonly used in low-speed applications. Unlike ball and roller bearings, sliding contact bearings have to be lubricated on both sides of the contacting surfaces to minimize wear and tear. Sliding-contact bearings generally are made of ceramics, brass, and polymers. Because of their lower friction, they are less accurate than rolling-element bearings.
Sliding-contact bearings are also known as plain or sleeve bearings. They have a sliding motion between their two surfaces, which is reduced by lubrication. This type of bearing is often used in rotary applications and as guide mechanisms. In addition to providing sliding action, sliding-contact bearings are self-lubricating and have high load-carrying capacities. They are typically available in two different types: plain bearings and thrust bearings.
Sliding-contact linear bearing systems consist of a moving structure (called the carriage or slide) and the surfaces on which the two elements slide. The surfaces on which the bearing and journal move are called rails, ways, or guides. A bore hole is a complex geometry, and a minimum oil film thickness h0 is usually used at the line of centers. It is possible to have a sliding-contact bearing in a pillow block.
Because these bearings are porous, they can absorb 15 to 30% of the lubrication oil. This material is commonly used in automobile and machine tools. Many non-metallic materials are used as bearings. One example is rubber, which offers excellent shock absorbency and embeddability. While rubber has poor strength and thermal conductivity, it is commonly used in deep-well pumps and centrifugal pumps. This material has high impact strength, but is not as rigid as steel.

China Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating     bearing exampleChina Indron® Sea Water Lubricated Marine Stern Tube Bearings of Marine Bearing, Self Lubricating     bearing example
editor by czh 2023-01-16