Product Description

Welcome to choose KORTON INDUSTRIAL LIMITED

Self-Aligning Ball Bearing 2305K High quality bearing

NO 1. Our Advantages
1. Many years bearing products manufacturing and exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Many sizes of bearing are available. Large quantity bearing can be provided.
4. To respect customers, you can choose the loading port.
5. A certain number of free sample can be provide to support our customer’s after-sale services and warranty.
 
NO 2. Self-Aligning Ball Bearing 1312 Model Code Meaning    
M :Machined brass cage, ball centred; different designs and material grades are identified by a figure following the M, e.g. M2
TN9 :Injection moulded snap-type cage of glass fibre reinforced polyamide 66, ball centred
C3 :Radial internal clearance greater than Normal
E :Optimized internal design
K :Tapered bore, taper 1:12
2RS1 :Sheet steel reinforced contact seal of acrylonitrile-butadiene rubber (NBR) on both sides of the bearing
TN :Injection moulded snap-type cage of polyamide 66, ball centred
VE294 :Annular groove and 6 lubrication holes in the inner ring
 
NO 3. Types Of Ball Bearing
– Single row aligning ball bearings
– Single row aligning ball bearings with filling slots
– Stainless steel aligning ball bearings
– Double row aligning ball bearings
– Hybrid deep aligning bearings
– Aligning ball bearings for high temperature applications

NO 4. Ball Bearing 1312 Specification

Seals Types ZZ,2RS,OPEN
Vibration Level Z1V1,Z2V2,Z3V3
Clearance C2,C0,C3,C4,C5
Tolerance Codes ABEC-1,ABEC-3,ABEC-5
Materral GCr15-China/AISI52100-USA/Din100Cr6-Germany
MOQ 1Set at least
Delivery Time 15-45 days after contract
Payment Terms TT/PAPAL/WESTERN UNION
Package Tube package+outer carton+pallets;Single box+outer carton+pallets;
Tube pavkge+middle box+outer carton+pallets;According to your requirement

NO 5. Self-Aligning Ball Bearing Models And Parameters

bearing code d D B C C0 Pu reference speed limiting speed mass
  mm mm mm kn kn kn r/min r/min kg
1214 ETN9 70 125 24 35,8 14,6 0,75 11000 7000 1,25
2214 70 125 31 44,2 17 0,88 10000 6700 1,50
2214 E-2RS1TN9 70 125 31 35,8 14,6 0,75 3400 1,45
1314 70 150 35 74,1 27,5 1,34 8500 6000 3,00
2314 70 150 51 111 37,5 1,86 8000 6000 3,90
2314 M 70 150 51 111 37,5 1,86 8000 6000 4,25
1215 75 130 25 39 15,6 0,8 10000 6700 1,35
1215 K 75 130 25 39 15,6 0,8 10000 6700 1,30
2215 EKTN9 75 130 31 58,5 22 1,12 9000 6300 1,50
2215 ETN9 75 130 31 58,5 22 1,12 9000 6300 1,60
1315 75 160 37 79,3 30 1,43 8000 5600 3,55
1315 K 75 160 37 79,3 30 1,43 8000 5600 3,40
1315 M 75 160 37 79,3 30 1,43 8000 5600 3,95
2315 75 160 55 124 43 2,04 7500 5600 4,70
2315 K 75 160 55 124 43 2,04 7500 5600 4,45
2315 KM 75 160 55 124 43 2,04 7500 5600 5,05
2315 M 75 160 55 124 43 2,04 7500 5600 5,30
1216 80 140 26 39,7 17 0,83 9500 6000 1,65
1216 K 80 140 26 39,7 17 0,83 9500 6000 1,60
2216 EKTN9 80 140 33 65 25,5 1,25 8500 6000 1,90
2216 ETN9 80 140 33 65 25,5 1,25 8500 6000 2,00
1316 80 170 39 88,4 33,5 1,5 7500 5300 4,20
1316 K 80 170 39 88,4 33,5 1,5 7500 5300 4,05
2316 80 170 58 135 49 2,24 7000 5300 6,10
2316 K 80 170 58 135 49 2,24 7000 5300 5,90
2316 KM 80 170 58 135 49 2,24 7000 5300 6,05
2316 M 80 170 58 135 49 2,24 7000 5300 6,25
1217 85 150 28 48,8 20,8 0,98 9000 5600 2,05
1217 K 85 150 28 48,8 20,8 0,98 9000 5600 2,00
2217 85 150 36 58,5 23,6 1,12 8000 5600 2,50
2217 K 85 150 36 58,5 23,6 1,12 8000 5600 2,40
1317 85 180 41 97,5 38 1,7 7000 4800 5,00
1317 K 85 180 41 97,5 38 1,7 7000 4800 4,90
2317 KM 85 180 60 140 51 2,28 6700 4800 6,80
2317 M 85 180 60 140 51 2,28 6700 4800 7,05
1218 90 160 30 57,2 23,6 1,08 8500 5300 2,50
1218 K 90 160 30 57,2 23,6 1,08 8500 5300 2,40
2218 90 160 40 70,2 28,5 1,32 7500 5300 3,40
2218 K 90 160 40 70,2 28,5 1,32 7500 5300 3,20
1318 90 190 43 117 44 1,93 6700 4500 5,80
1318 K 90 190 43 117 44 1,93 6700 4500 5,60

Item old item d D h
(mm)
Cr Cor grease oil weight
(mm) (mm) (kN) (kN) (r/min) (r/min) (kg)
2200 1500 10 30 14 7.4 1.6 23000 29000 0.047
2201 1501 12 32 14 7.65 1.75 21000 26000 0.053
2202 1502 15 35 14 7.7 1.85 18000 22000 0.06
2203 1503 17 40 16 9.8 2.4 16000 20000 0.088
2204 1504 20 47 18 12.6 3.3 14000 17000 0.14
2205 1505 25 52 18 12.6 3.3 12000 15000 0.163
2206 1506 30 62 20 15.6 4.65 1000 12000 0.26
2207 1507 35 72 23 21.6 6.6 8500 10000 0.403
2208 1508 40 80 23 22.522.4 7.4 7600 9300 0.505
2209 1509 45 85 23 23.3 8.15 7000 8500 0.545
2210 1510 50 90 23 23.3 8.5 6500 7900 0.59
2211 1511 55 100 25 26.8 10 5800 7100 0.81
2212 1512 60 110 28 34.1 12.6 5300 6500 1.09
2213 1513 65 120 31 43.5 16.4 4900 5900 1.46
2214 1514 70 125 31 44 17 4500 5600 1.62
2215 1515 75 130 31 44.2 17.8 4300 5300 1.62
2216 1516 80 140 33 49 19.9 4100 5000 2.01
2217 1517 85 150 36 58.3 23.6 3800 4600 2.52
2218 1518 90 160 40 67.7 27.2 3500 4300 3.4
 

                                     

Why Choose Us
 
We are an industrial and trading company.We have our own brand: SFNB .If you interested in our product,I can take you to visit our factory.

Our factory have advanced testing equipment,before the every product leave the factory,we will be testing.We can send samples to you,you can test the quality,and if you accept the sample quality,we can promise: the follow-up orders’ quality will be the same as samples.

About ordinary standard type of bearing ,We have rich inventory,not have MOQ,if your need a product is Non-standard size,need customize,we will according the product size to determine the MOQ.

Our company can accept OEM,you can send sample to me,we can manufacturing products the same as sample.Meanwhile,we also can accept some well-known brands of OEM,

If the amount of money is less,you can pay it by Paypal or Alipay.Of course you can payment by TT or Western Union etc.
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Contact Angle: 15°
Aligning: Aligning Bearing
Separated: Unseparated
Rows Number: Double
Load Direction: Radial Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

  • Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

  • Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

  • Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

  • Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

  • Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

  • Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

  • Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

  • Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

  • Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

  • Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

  • Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

  • Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

  • Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

  • Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

  • Applications:

Miniature ball bearings find applications in various industries and sectors:

  • Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

  • Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

  • Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

  • Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

  • Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

  • Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

  • Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

  • Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

  • Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

  • Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

  • Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

  • Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

  • High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

  • High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China Standard Chrome Steel Bearing 2305 2305K 2304 2304K Self Aligning Ball Bearing   bearing driver kitChina Standard Chrome Steel Bearing 2305 2305K 2304 2304K Self Aligning Ball Bearing   bearing driver kit
editor by CX 2024-04-25

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

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