China Chinese Factory Precision Ultra Small Ball Bearing with Bore 1.5mm bearing bronze

Solution Description

Merchandise Description

Basic data of STT deep groove ball bearing
STT deep groove ball bearing consists of an outer ring, an interior ring, a team of steel balls and a group of cages.  Deep groove ball construction is also divided into seal and open construction. The open up variety indicates that the bearing has no sealing framework. The sealed deep groove ball is divided into dust-proof seal. The dust-evidence seal go over is manufactured of metal plate, which only serves as a easy way to prevent dust from getting into the bearing raceway. 

Operating principle of STT deep groove ball bearing
It largely bears radial load, and also can bear axial load and radial load at the exact same time. When it only bears radial load, the speak to angle is zero. When the deep groove ball bearing has a huge radial clearance, it has the overall performance of angular speak to bearing and can withstand massive axial load. The friction coefficient of the deep groove ball bearing is really little, and the restrict pace is also really high.

Attributes of STT deep groove ball bearing
STT deep groove ball bearings are appropriate for high pace procedure, and they are quite durable without frequent maintenance. This variety of bearing has the traits of modest friction coefficient, high limit velocity, various measurements and varieties they are utilized in precision devices, minimal noise motor, car, motorbike and general machinery and other industries. It is 1 of the most commonly used bearing in mechanical sector. It largely bears radial load, and also can bear a particular quantity of axial load.

1.Deep groove ball bearing— CZPT to carry higher masses
two.With carbon chrome steel ball bearing
3.much more quietly than croller bearings
4.Deep groove ball bearing—-Lower noise.stable overall performance and sturdy
5.Deep groove ball bearing—-Capable to operate in sub-zero temperatures and have reduced rolling resistance
6.Deep groove ball bearing—-Appropriate for many applications:sliding doorways,windows and other furnitures

Business Profile

Firm Recognized and Model developed
2014 Independently designed the initial automated assembly equipment
2015 Moved to Guozhao Highway manufacturing facility with region of 10,000 sq. meters 
2571 Moved to Xihu (West Lake) Dis.u Street, manufacturing facility design region of 21,000 square meters
2571 Headquarters base founded with building location of 48,000 square meters

Established in 2012,HangZhou Tie Jin Science& Engineering Corp. Ltd (STT) has devoted itself to the analysis and advancement of special miniature deep groove ball bearings processing tools. Right after a long time of accumulation, STT investigated and designed deep groove ball bearings sequence with internal diameter of 1.5mm ,2mm, 2.3mm ,2.5mm.And have attained technological breakthroughs in ultra-higher speed, ultra-precision, extremely-peaceful and other large-conclude application scenarios.

We stick to the theory of “quality 1st, support 1st, steady enhancement and innovation to meet the buyers” for the administration and “zero defect, zero complaints” as the top quality aim. Our major products are Added miniature deep groove ball bearing (interior hole 1.5 ~ 8 mm).
Our manufacturing facility locats in HangZhou city, handles an region of 21 thousand square meters with registered money of 39.7 million CNY. STT has total 450 staffs such as 40 investigation & developers and fifty QC. The capacity is twenty five million sets each and every thirty day period.  

The company′s very own manufacturer has been China famous model, China well-known trademark, the most aggressive model in the market. Business has passed ISO14001, IATF16949, laboratory and other good quality and environmental management method certification. The company has recognized a established of best income network and services technique, the merchandise sell well all in excess of the place, exported to Europe and The united states and other designed nations around the world and locations.
Welcome consumers at residence and abroad to negotiate and purchase.

Packaging & Delivery

1. tube bundle/ outer carton
2. tube package/ outer carton / pallets 
three. according to your requirement 

By Air  / By Sea /By Specific
 a. For tiny weight or Urgent, goods will be delivery  by Express DHL/FedEX/UPS/TNT/EMS
 b. For max generation,items will be shipped by sea/by air.
 c. In accordance to your specifications


Q1:What is your Ahead of-income Service?
1>. Offer you to bear connected session about technological innovation and software

2>.Help buyers with bearing option, clearance configuration, products’ life and dependability evaluation

3>. Offer hugely value-successful and comprehensive resolution system in accordance to site conditions

4>. Offer you localized plan on introduced products to preserve working value

Q2: What is your Following-product sales Services?
1>. Provide training about bearing installation and upkeep

2>.Support clients with problems prognosis and failure evaluation

Q3: How about your company’s energy?
1>.Free SAMPLES:
make contact with us by e mail or trade supervisor, we will send out the free samples in accordance to your ask for.

two.Minimal MOQ
For the common measurement bearings, even 1, we also take.

2>. World-Course Bearing:
We offer our consumers with miniature deep groove ball bearings with planet-class top quality.

3>.OEM or Non-Stand Bearings:
Any requirement for Nonstandard roller bearings is Simply Fulfilled by us due to STT has a strong professional team, professional production, testing equipment, professional sales and after sale service team.

4>. Right after Revenue Support and Complex Help:
The organization gives following-sales service and complex assistance as per the customer’s requirements and requirements.

5>.Rapid Shipping:
1-3 workingdays for the inventory products.
1-3 months of manufacturing, dependent on the get qty.

This fall: What will we do if you are not satisfied with the merchandise?
A: If have any abnormal, remember to contact us at the 1st time, we will right away approach

Q5: Is optional lubrication supplied?
A: We can supply a extensive selection of oils and greases for a selection of programs. Remember to speak to our engineer for specialized assistance with any special demands


Contact Angle: N/a
Aligning: N/a
Separated: Unseparated
Rows Number: Single
Load Direction: Thrust Bearing
Material: Chromo Steel


Contact Angle: N/a
Aligning: N/a
Separated: Unseparated
Rows Number: Single
Load Direction: Thrust Bearing
Material: Chromo Steel



Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China Chinese Factory Precision Ultra Small Ball Bearing with Bore 1.5mm     bearing bronzeChina Chinese Factory Precision Ultra Small Ball Bearing with Bore 1.5mm     bearing bronze
editor by czh 2022-12-31

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