China Large Size Bearing/Turntable Bearing/Internal Gear Slewing Ring Bearing/Yrt Bearing/Cross Roller Bearing for Deck Crane, Wind Power and Machinery Construction with Hot selling

Item Description

Massive Size Bearing/Turntable Bearing/Interior Gear Slewing Ring Bearing/YRT bearing/cross roller bearing for Deck Crane, Wind Electricity and Equipment Development


Item Description

ZYS slewing bearings can be divided into the subsequent sorts according to their constructions as one row 4 level contact ball slewing bearing, single row cross roller slewing bearing, double row distinct ball diameter slewing bearing, 3 row cylindrical roller slewing bearing and roller/ball combination slewing bearing. These kinds of bearings can be more divided into bearings without having gears, bearings with exterior gears and bearings with interior gears.

Slewing bearing type

One row 4 stage make contact with ball slewing bearing
     This kind of slewing bearings can assist large dynamic loads, transmitting axial and radial forces at the same time as properly as the resulting tilting times. Purposes of this sort of bearings are hoisting, mechanical dealing with and standard mechanical engineering and so on.

One row cross roller slewing bearing
     This variety of bearings can help combos of massive radial power, medium axial pressure and tilting instant with tiny or zero clearance. Principal applications of this kind of bearings are hoisting and mechanical handling and standard mechanical engineering etc.

Double row distinct ball diameter slewing bearing
     This kind of bearings can help substantial static loads with straightforward constructions. They are primarily utilized in conditions with variational load position and route and repeatedly rotating. Major applications of this sort of bearings are deck hoisting, mining and substance dealing with and many others.

Three row cylindrical roller slewing bearing
     This kind of bearings has higher load carrying capacity. Underneath exact same loads, this variety of bearings has considerably more compact diameters which can make the set up much compact, as different kinds of hundreds are supported by distinct races and rollers. Major apps of this variety of bearings are hoisting, mechanical handling, mining and supplies dealing with, offshore technology and common mechanical engineering and so forth.

Roller/ball mixture slewing bearings
     This type of bearings can help higher axial load and low tilting moments. Usually they are big diameter slewing bearings. Apps of this type of bearings are mining and materials dealing with and many others.

Materials of slewing bearing 
one. Content of slewing ring: 42CrMo is usually utilized for CZPT slewing ring with area quenching therapy of the raceway. Other kinds of area quenched steel can also be used according to customer specification and running conditions.
2. Content of rolling element: The material of rolling factors in CZPT bearing is GCr15 or GCr15SiMn metal.
three. Material of cage: Different types of cage are employed in CZPT slewing bearing, which can be divided into built-in cage, segmented cage, spacer and etc. 20 metal or ZL102 solid aluminum alloy is used for built-in cage and segmented cage. For spacer,the content is polyamide 1571 resin, ZL102 aluminum bronze, QA110-3-1.5 aluminum bronze or GRPA66-25 nylon. 4. Content of sealing ring: The sealing ring is made of NBR.


Company Profile

About ZYS
HangZhou Bearing Investigation Institute Co., Ltd. is a hightech enterprise specializing in the advancement of “highrank, precise, sophisticated, unique,
unique” bearing goods for the crucial models in various fields of countrywide economic construction. Its predecessor, HangZhou Bearing Analysis Institute, was set up in 1958. It is the only condition degree extensive study institute in China’s bearing business. In 1999, it entered China Countrywide Machinery Market Team Co., Ltd. and remodeled into a science and technologies enterprise.
We concentrate on establishing high performance bearing items for key units of countrywide economic construction. We carry out batch production of
a variety of highrank bearing items and components with inner diameter of .6mm to outer diameter of 6.8m. We are largely engaged in the investigation, growth, manufacturing and income of precision bearing, special bearing, highspeed device resource spindle, bearing unique equipment, bearing tests devices, bearing screening machine and bearing special materials, which are commonly utilized in the fields of equipment equipment, wind energy technology, mine metallurgy, petrochemical, health-related gear, cars and rail transit, design equipment, smart producing services, and so forth.
We have total belongings of 2.06 billion RMB, possess 1 investigation and advancement middle, 3 industrial bases and go over an region of far more than 47
hectares. We have sophisticated bearing producing equipments and world first course testing equipments and have solid power in production, measuring and testing of bearing and connected components with large precision and large dependability. We have far more than 380 technological personnel of bearing relevant disciplines, thus we preserve a top situation in the aspects of bearing design and style, standard theoretical research, lubrication technologies, metallic and non-metallic supplies, tests and industry expectations.

Our Advantages

A lot of scientific study facilities, laboratory and provider companies are established in our business, such as Countrywide Bearing Top quality Supervision and
Inspection Middle, Countrywide Bearing Accreditation Laboratory, Industrial (Rolling Bearing) Merchandise Quality Manage and Technical Analysis
Laboratory, Countrywide Rolling Bearing Standardization Technological Committee, ISO/TC4 Domestic Technological innovation Liable Device, China Bearing
Market Affiliation Technical Committee, Machinery Market Occupational Skill Identification Bearing Market Subcenter, National Rolling Bearing Sector Technology Innovation Strategic Alliance, High finish Bearing Tribology Technology and Application NationalLocal Joint Engineering Laboratory, Point out Crucial Laboratory of Shield Device and Boring Technological innovation (Bearing), Equipment Sector Highspeed Precision Bearing Engineering Study Middle, ZheJiang Province Equipment Resource Spindle Unit Engineering Research Middle, ZheJiang Province Large Functionality Bearing Technologies Key Laboratory, Countrywide Postdoctoral Analysis Workstation, ZheJiang Province Bearing Generic Technology Academician Workstation, State Intellectual Property Business office Patent Exchange Station and so on. We have so considerably reached 908 main scientific research achievements, between which there are 31 awards of Nationwide Creation Awards and Nationwide Science and Engineering Progress Awards, and 234 awards of provincial scientific and technological accomplishment awards.We have attained 792 granted patents, among which there are 277 patents for innovations. In addition, we established and revised the bearing sector complex standards for above 670 occasions, and also issued 457 volumes of “Bearing” journal.

Best two hundred most promising businesses of China in Forbes
Leading five hundred in China Equipment Business
Superb Business with China Nicely-know Trademark
Large-efficiency Bearings Laboratory
Point out High quality Supervision and Tests Middle for Bearing
ISO/TC4 China Secretariat
The Analysis Middle for Higher-velocity Precision Bearing Engineering in Equipment Industry…

ZYS Manufacturing Capability




ZYS bearing products


Packaging & Shipping and delivery


Q: Are you trading firm or producer?
A: CZPT is bearing company, the only initial-class complete analysis institute in China bearing business.

Q: How do you handle quality of bearing?
A: CZPT has established quality manage techniques for each type of bearing and spindle. All items and solutions passed ISO9001-2008 Good quality Certificate.

Q: What is the MOQ?
A: It relies upon on the bearing variety. You can send out inquiry or send out e-mail  for more information.

Q: How about the package deal?
A: Industrial packing in basic condition (Plastic tube+ carton+ pallet). Accept style package deal when OEM.

Q: How lengthy is the shipping and delivery time?
A: It will just take about ten to forty times, relies upon on the design and quantity.

Q: How about the shipping?
A: We can organize the shipment or you may have the forwarder.

Q: Is sample avaiable?
A: Indeed, sample order is satisfactory.

Q: Can we use our possess Emblem or design and style on bearings?
A: Sure. OEM is satisfactory. We can style the bearing with your needs and use your possess Symbol and package design.

US $50-70
/ Piece
1 Piece

(Min. Order)


Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: 1250mm
Material: Stainless Steel
Spherical: Non-Aligning Bearings
Load Direction: Axial and Radial Load


US $50-70
/ Piece
1 Piece

(Min. Order)


Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: 1250mm
Material: Stainless Steel
Spherical: Non-Aligning Bearings
Load Direction: Axial and Radial Load



What is a bushing?

What is a bushing? Basically, bushings are spherical or spherical bearings for machines with sliding or rotating shaft assemblies. Due to their excellent load-carrying capacity and anti-friction properties, these bushings are used in almost all industrial applications. This makes them useful in industries such as construction, mining, agriculture, transportation, hydropower, food processing and material handling.

Shell information

The demand for bushings is closely related to the global transformer market. Growing renewable energy sources and high replacement rates of aging grid infrastructure are driving the global demand for transformer bushings. Increased urbanization is another factor driving the demand for transformer bushings. Among global regions, Asia Pacific is the largest market for medium voltage transformer bushings. The following section provides a detailed analysis of the market.
Bulk-type bushings are used for lower voltage ratings and consist of a center conductor stud or tube and an insulator housing. They are available in dry or oil filled versions, and their oil content is shared with the transformer main tank. However, the trend is slowly turning towards RIP bushings. Regardless of how different types of bushings are used, it is important to understand the difference between them.
A recent CZPT survey indicated that bushings account for 17% of all transformer failures. Among them, 30% caused fire accidents and 10% caused explosions. This is not a small risk, especially for such important electrical components as transformers. Because casing is so important, utilities are increasingly looking to preventative maintenance. However, this requires continuous monitoring of the bushing and its insulation. There are many benefits to using online condition monitoring.
One of the main benefits of locating and replacing faulty bushings is improved operability and safety. If you notice that your car is unstable in the corners, your bushings are worn. Anti-roll bar bushings can also be a sign of bushing damage. Do not ignore these warning signs as they can have dangerous consequences. To avoid these potential problems, make sure to get your vehicle serviced as soon as you notice any of these symptoms.
Be sure to park your vehicle on a level surface before you start changing your car bushings. You may need to unlock the hood latch and apply the brakes before continuing. Then, open the valve cover. This will allow you to see the engine area and bushings. You should also check that the wheels are not moving and avoid placing sharp objects in the engine bay. If you have time, open the hood and if you can see the bushings, turn on the headlights.


There are various types of bushings, each serving a different purpose. Oil-filled types are the most common and are designed for vertical installations. On the other hand, the embedded ferrule can accommodate the connection to the wire leads in the lower end of the ferrule. This feature significantly reduces the length of the sump end of the casing, but also adds additional complexity and cost.
There are two basic types of bushings. The first is a solid pour and the second is a capacitive graded variety. Solid cast bushings are typically used for low voltage transformer windings, while gas insulated bushings are insulated with pressurized gas. Gas-insulated bushings are also used in SF6 circuit breakers. If you are in the market for a new bushing, be sure to consider its cantilever strength and design.
Electrical bushings are an important part of various electrical equipment. They help carry high-voltage current through the enclosure and act as an insulator between a live conductor and a metal body at ground potential. Bulk-type bushings consist of a central conductive rod (usually copper or aluminum) and an insulator (silicone rubber compound or composite resin) surrounding the rod.
Transformers require transformer bushings. The construction and materials used in the bushing play a key role in the durability and longevity of the transformer. Transformers with weak bushings can fail, causing extensive damage. Moisture or voids can cause insulation breakdown, resulting in extensive electrical damage. Appropriate materials and optimized construction can reduce electric field stress and extend the life of the bushing.
Capacitor grading bushings are more expensive and are used in almost all high voltage systems. They use a conductive layer within the insulating layer between the center conductor and the insulator. Different manufacturers use different materials to produce these bushings. Earlier, capacitor grading bushings were made of concentric ceramic cylinders with metallized surfaces. They are also made from laminated cardboard tubes with conductive layers.


A bushing is a support member that performs its function by acting as a washer and reducing noise and vibration. Bushings are used in valve covers and are made of corrosion-resistant materials to perform these functions. These products can be found in all types of machinery from cars to airplanes. Below are some common uses for bushings. Read on to discover more. Here are some of the most important features of the shell.
Electrical bushings transmit electricity. They can be used in circuit breakers, transformers, power capacitors and shunt reactors. The conductors of the bushing can be built directly into the bushing or through the bushing. Both current and voltage represent electricity. The bushing must have insulation capable of withstanding the voltage and its current-carrying conductors must be capable of carrying the rated current without overheating the adjacent insulation.
The bushing wraps around the stem, which is a relatively simple replacement part. It is a hardened part that prevents leaks and improves sealing. Plus, its low-cost replacement makes it a very easy-to-machine part. Bushings are also used in valves for guiding purposes. These two features make bushings an important part of many machines and applications. So, learn more about them.
Copper and brass are commonly used bushing materials. They have high compressive strength and high surface pressure. This material is suitable for bearings in low speed situations and heavy duty applications. Copper and brass are the most common types of casings, and they are both made in China. They are all relatively inexpensive and are available in a variety of materials and sizes. If you are considering purchasing a casing, keep in mind that it must meet national standards.


Whether you’re looking for a replacement bushing for your rear suspension or just need to replace the fork, you have a few different options. The two main types of bushings are coated and uncoated. If you want to save money on bushing replacements, you should consider getting a cheaper lower fork. Whether you’re replacing bushings to improve ride quality or prevent damage to your wheel loader, you’ll find a bushing replacement option that fits your budget.
While most cars are compatible with bushings, some iconic parts from premium brands like BMW and Mercedes require special tools to replace. If you are not confident in your mechanical abilities, consider hiring a mechanic to do it. Mechanical replacement bushings typically range from $200 to $500. If you’re comfortable with mechanics and have some mechanical knowledge, you can save money by trying the job yourself. For example, control arm bushings range in price from $20 to $80. It is important to check the alignment after replacing the bushing to avoid further damage.
Control arm bushing replacements are usually relatively inexpensive, but you may need to replace several at the same time. You should check the prices of several mechanics before making a decision. You can easily save between $50 and $100 by comparing quotes. Plus, you’ll save a lot of money by finding the right mechanic for the job. You can also use an online comparison tool to compare prices. You can find a mechanic that suits your needs at an affordable price.
Control arm bushings are also an inexpensive way to replace parts of a car’s front or rear suspension. Typically, control arm bushings are made of two metal cylinders covered with a thick layer of rubber. They wear out due to accidents, potholes and off-roading. They are mounted with a bolt that goes through the inner barrel. It is important to replace these bushings as often as needed to improve operation.

China Large Size Bearing/Turntable Bearing/Internal Gear Slewing Ring Bearing/Yrt Bearing/Cross Roller Bearing for Deck Crane, Wind Power and Machinery Construction     with Hot sellingChina Large Size Bearing/Turntable Bearing/Internal Gear Slewing Ring Bearing/Yrt Bearing/Cross Roller Bearing for Deck Crane, Wind Power and Machinery Construction     with Hot selling
editor by czh 2022-12-12