Product Description

product/ZXdQoxRcgTpY/China-Ca-Cc-MB-Spherical-Roller-Bearing-Bearing.html
 

Double Row Spherical Roller Bearing with Brass Cage OEM OR BXT BRAND Bearing 23248 Ca/W33

Spherical roller Bearings are 2 inner ring raceway, outer ring raceway spherical and spherical roller bearing type.The outer ring raceway center consistent with bearing center,it has a self-aligning properties,can automatically adjust due to installation error or shaft deflection arising between the eccentric shaft and the bearing, the outer ring and the inner ring relative to the centerline of not more than 1-2.5, the bearing can still work properly,can bear radial load and axial load,especially for heavy duty and shock loads.Hot sale size such as 22212CCW33,22212CCKW33,22218CCW33,
22224CCW33C3 and 22314CCW33 and so on.

 

Bearing Number Dia(mm) Weight Cr Cor Structure mmp
New Model Old Model DxdxT (Kg) (KN) (KN)
24000 series
24018 457118 90x140x50 2.76     MB/CA/CC/EK/CK/CMW33  
24019 457119         MB/CA/CC/EK/CK/CMW33  
24571 457120 100x150x50 2.95 290 620 MB/CA/CC/EK/CK/CMW33 1800
24571 457122 110x170x60 4.98 310 650 MB/CA/CC/EK/CK/CMW33 1700
24571 457124 120x180x60 5.4 325 660 MB/CA/CC/EK/CK/CMW33 1600
24026 457126 130x200x69 7.95 477 815 MB/CA/CC/EK/CK/CMW33 1500
24571 457128 140x210x69 8.45 495 900 MB/CA/CC/EK/CK/CMW33 1400
24030 457130 150x225x75 10.5 500 1050 MB/CA/CC/EK/CK/CMW33 1300
24032 457132 160x240x80 13 570 1210 MB/CA/CC/EK/CK/CMW33 1100
24034 457134 170x260x90 16.7 705 1500 MB/CA/CC/EK/CK/CMW33 1000
24036 457136 180x280x100 22.5 835 1750 MB/CA/CC/EK/CK/CMW33 950
24038 457138 190x290x100 24 855 1840 MB/CA/CC/EK/CK/CMW33 950
24040 457140 200x310x109 30.5 985 2130 MB/CA/CC/EK/CK/CMW33 900
24044 457144 220x340x118 34 1150 2500 MB/CA/CC/EK/CK/CMW33 850
24048 457148 240x360x118 42.5 1240 2800 MB/CA/CC/EK/CK/CMW33 800


Bearing Materials and Bearing Accurancy

Material of Bearing
Bearing ring and roller: Made of high-carbon chromium bearing steel(GCr15)
Maintainer:Made of CRS and punched,enhanced engineering plastics is an option when necessary.
Dust Cover:Made of special material(SPCC) or stainless steel plate(1Cr.18Ni9 or 1Cr13).
Sealing Ring:Adopt steel plate(08# or 10#) framework and oil proof&heat resisting special rubber is another option when necessary.
Component of high-carbon chromium bearing steel:

Steel Code Chemical component
C Si Mn Cr Mo P s Cu Ni
GCr15 0.95-1.05 0.15-0.35 0.25-0.45 1.40-1.65 <=0.1 <=0.571 <=0.25 <=0.25 0.3

Precision of bearing means dimension precision and rotating precision.
The national standard of bearing precision can be divided into:Grade 6,Grade 5,Grade 4 etc.
Bearing accuracy grade comparison table:

Standard Code Accuracy Grade
GB 0 6 5 4
ISO 0 6 5 4
DIN P0 P6 P5 P4
JIS 0 6 5 4
ANSI ABEC1 ABEC3 ABEC5 ABEC7

Products Packing

Our packaging is also very variable, the purpose is to meet the needs of different customers.The commonly used packages are as follows:
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Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 1.47/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China manufacturer 45*85*28mm 51309 High Accuracy Single Direction Axial Thrust Ball Bearing for Vertical Centrifuge   carrier bearingChina manufacturer 45*85*28mm 51309 High Accuracy Single Direction Axial Thrust Ball Bearing for Vertical Centrifuge   carrier bearing
editor by CX 2024-04-12