Tag Archives: taper roller bearing

China Good quality 32210 45*90*24.75mm Tapered Taper Roller Bearing Auto Parts Agricultural Machinery with high quality

Item Description

Product Description


HangZhou Pengshuo Imp&Exp Trade(manufacturing unit) Co., LTD, is a factory specialized in bearings, specially Wheel Bearings, Deep Groove Ball Bearings, Cylindrical Roller Bearings and so on. We specialize in this discipline for fifteen a long time, with the power of productions and detection equipment, substantial-good quality engineering specialized staff, and workers.
We also specialize in Imp&Exp for 6 years. We had company in Nigeria, to advertise our very own bearing brand”LION”.Our items experienced adopted ISO9001:2000 High quality Method Authorities. 
For more details, we’d like you to search the attachment beneath.

one. How can I get the price tag?
-We typically quotation within 24 hrs following we get your inquiry(Apart from weekend and holidays). If you are quite urgent to get the cost, please email us or get in touch with us in other ways so that we can supply you a quote.

2. Can I buy samples positioning orders?
-Sure. Make sure you really feel free of charge to speak to us.

3. What is your lead time?
-It relies upon on the buy amount and the time you place the purchase.
Generally, we can ship in 7-fifteen times for modest amount and about thirty times for massive amount.

4. What is your payment term?
-T/T, Western Union, MoneyGram, and Paypal. This is negotiable.

5. What is the shipping and delivery approach?
-It could be shipped by sea, by air or by specific(EMS, UPS, DHL, TNT, FEDEX and and so forth). You should verify with us before inserting orders.

six. How do you make our organization long-expression and a good partnership?
-a. We maintain excellent top quality and competitive price to guarantee our customers gain
-b. We respect every single customer as our good friend and we sincerely do organization and make pals with them, no subject where they occur from.

Car Model ALL
OEM Available
hub bearing type wheel bearing
Material Steel
Warranty 1 Year
Brand Name penso
Clearance C0,C2,C3
Car Model ALL
OEM Available
hub bearing type wheel bearing
Material Steel
Warranty 1 Year
Brand Name penso
Clearance C0,C2,C3

Spiral Gears for Right-Angle Right-Hand Drives

Spiral gears are used in mechanical systems to transmit torque. The bevel gear is a particular type of spiral gear. It is made up of two gears that mesh with one another. Both gears are connected by a bearing. The two gears must be in mesh alignment so that the negative thrust will push them together. If axial play occurs in the bearing, the mesh will have no backlash. Moreover, the design of the spiral gear is based on geometrical tooth forms.

Equations for spiral gear

The theory of divergence requires that the pitch cone radii of the pinion and gear be skewed in different directions. This is done by increasing the slope of the convex surface of the gear’s tooth and decreasing the slope of the concave surface of the pinion’s tooth. The pinion is a ring-shaped wheel with a central bore and a plurality of transverse axes that are offset from the axis of the spiral teeth.
Spiral bevel gears have a helical tooth flank. The spiral is consistent with the cutter curve. The spiral angle b is equal to the pitch cone’s genatrix element. The mean spiral angle bm is the angle between the genatrix element and the tooth flank. The equations in Table 2 are specific for the Spread Blade and Single Side gears from Gleason.
The tooth flank equation of a logarithmic spiral bevel gear is derived using the formation mechanism of the tooth flanks. The tangential contact force and the normal pressure angle of the logarithmic spiral bevel gear were found to be about twenty degrees and 35 degrees respectively. These two types of motion equations were used to solve the problems that arise in determining the transmission stationary. While the theory of logarithmic spiral bevel gear meshing is still in its infancy, it does provide a good starting point for understanding how it works.
This geometry has many different solutions. However, the main two are defined by the root angle of the gear and pinion and the diameter of the spiral gear. The latter is a difficult one to constrain. A 3D sketch of a bevel gear tooth is used as a reference. The radii of the tooth space profile are defined by end point constraints placed on the bottom corners of the tooth space. Then, the radii of the gear tooth are determined by the angle.
The cone distance Am of a spiral gear is also known as the tooth geometry. The cone distance should correlate with the various sections of the cutter path. The cone distance range Am must be able to correlate with the pressure angle of the flanks. The base radii of a bevel gear need not be defined, but this geometry should be considered if the bevel gear does not have a hypoid offset. When developing the tooth geometry of a spiral bevel gear, the first step is to convert the terminology to pinion instead of gear.
The normal system is more convenient for manufacturing helical gears. In addition, the helical gears must be the same helix angle. The opposite hand helical gears must mesh with each other. Likewise, the profile-shifted screw gears need more complex meshing. This gear pair can be manufactured in a similar way to a spur gear. Further, the calculations for the meshing of helical gears are presented in Table 7-1.

Design of spiral bevel gears

A proposed design of spiral bevel gears utilizes a function-to-form mapping method to determine the tooth surface geometry. This solid model is then tested with a surface deviation method to determine whether it is accurate. Compared to other right-angle gear types, spiral bevel gears are more efficient and compact. CZPT Gear Company gears comply with AGMA standards. A higher quality spiral bevel gear set achieves 99% efficiency.
A geometric meshing pair based on geometric elements is proposed and analyzed for spiral bevel gears. This approach can provide high contact strength and is insensitive to shaft angle misalignment. Geometric elements of spiral bevel gears are modeled and discussed. Contact patterns are investigated, as well as the effect of misalignment on the load capacity. In addition, a prototype of the design is fabricated and rolling tests are conducted to verify its accuracy.
The three basic elements of a spiral bevel gear are the pinion-gear pair, the input and output shafts, and the auxiliary flank. The input and output shafts are in torsion, the pinion-gear pair is in torsional rigidity, and the system elasticity is small. These factors make spiral bevel gears ideal for meshing impact. To improve meshing impact, a mathematical model is developed using the tool parameters and initial machine settings.
In recent years, several advances in manufacturing technology have been made to produce high-performance spiral bevel gears. Researchers such as Ding et al. optimized the machine settings and cutter blade profiles to eliminate tooth edge contact, and the result was an accurate and large spiral bevel gear. In fact, this process is still used today for the manufacturing of spiral bevel gears. If you are interested in this technology, you should read on!
The design of spiral bevel gears is complex and intricate, requiring the skills of expert machinists. Spiral bevel gears are the state of the art for transferring power from one system to another. Although spiral bevel gears were once difficult to manufacture, they are now common and widely used in many applications. In fact, spiral bevel gears are the gold standard for right-angle power transfer.While conventional bevel gear machinery can be used to manufacture spiral bevel gears, it is very complex to produce double bevel gears. The double spiral bevel gearset is not machinable with traditional bevel gear machinery. Consequently, novel manufacturing methods have been developed. An additive manufacturing method was used to create a prototype for a double spiral bevel gearset, and the manufacture of a multi-axis CNC machine center will follow.
Spiral bevel gears are critical components of helicopters and aerospace power plants. Their durability, endurance, and meshing performance are crucial for safety. Many researchers have turned to spiral bevel gears to address these issues. One challenge is to reduce noise, improve the transmission efficiency, and increase their endurance. For this reason, spiral bevel gears can be smaller in diameter than straight bevel gears. If you are interested in spiral bevel gears, check out this article.

Limitations to geometrically obtained tooth forms

The geometrically obtained tooth forms of a spiral gear can be calculated from a nonlinear programming problem. The tooth approach Z is the linear displacement error along the contact normal. It can be calculated using the formula given in Eq. (23) with a few additional parameters. However, the result is not accurate for small loads because the signal-to-noise ratio of the strain signal is small.
Geometrically obtained tooth forms can lead to line and point contact tooth forms. However, they have their limits when the tooth bodies invade the geometrically obtained tooth form. This is called interference of tooth profiles. While this limit can be overcome by several other methods, the geometrically obtained tooth forms are limited by the mesh and strength of the teeth. They can only be used when the meshing of the gear is adequate and the relative motion is sufficient.
During the tooth profile measurement, the relative position between the gear and the LTS will constantly change. The sensor mounting surface should be parallel to the rotational axis. The actual orientation of the sensor may differ from this ideal. This may be due to geometrical tolerances of the gear shaft support and the platform. However, this effect is minimal and is not a serious problem. So, it is possible to obtain the geometrically obtained tooth forms of spiral gear without undergoing expensive experimental procedures.
The measurement process of geometrically obtained tooth forms of a spiral gear is based on an ideal involute profile generated from the optical measurements of one end of the gear. This profile is assumed to be almost perfect based on the general orientation of the LTS and the rotation axis. There are small deviations in the pitch and yaw angles. Lower and upper bounds are determined as – 10 and -10 degrees respectively.
The tooth forms of a spiral gear are derived from replacement spur toothing. However, the tooth shape of a spiral gear is still subject to various limitations. In addition to the tooth shape, the pitch diameter also affects the angular backlash. The values of these two parameters vary for each gear in a mesh. They are related by the transmission ratio. Once this is understood, it is possible to create a gear with a corresponding tooth shape.
As the length and transverse base pitch of a spiral gear are the same, the helix angle of each profile is equal. This is crucial for engagement. An imperfect base pitch results in an uneven load sharing between the gear teeth, which leads to higher than nominal loads in some teeth. This leads to amplitude modulated vibrations and noise. In addition, the boundary point of the root fillet and involute could be reduced or eliminate contact before the tip diameter.

China Standard CZPT Auto Parts/Agricultural Machinery Part Taper Roller Bearing 32219 with Competitive Price with Hot selling

Product Description

ZYS Auto Parts/Agricultural Machinery part Taper Roller Bearing 32219 with Competitive Price

Tapered roller bearings refer to the radial thrust rolling bearings whose rolling body is a tapered roller. There are 2 types of small Angle and large Angle. The taper Angle is mainly subjected to radial and axial combined loads, which are usually in double use and reverse installation. The inner and outer seat rings can be installed separately, and the radial and axial clearance can be adjusted during installation and use. The large cone Angle mainly bears the combined axial and radial load, which is not used to bear the pure axial load separately.

Designation d D T B C Load Ratings Fatigue Load Speed Ratings Mass
Limit Lubrication
  mm Dynamic [C] Static [C0] Pu(kN) Grease Oil Kg.
32205 25 52 19,25 18 15 45.7 48.4 5.12 10000 13000 0.19
32206 30 62 21,25 20 17 64.4 62.7 6.93 9000 11000 0.28
32207 35 72 24,25 23 19 84.2 85.8 9.35 8000 9500 0.43
32208 40 80 24,75 23 19 93.5 95.2 10.78 7000 8500 0.53
32213 65 120 32,75 31 27 166.1 212.3 25.08 4000 5600 1.5
32214 70 125 33,25 31 27 172.7 228.8 26.95 3800 5300 1.6
32215 75 130 33,25 31 27 177.1 233.2 26.95 3600 5000 1.7
32216 80 140 35,25 33 28 205.7 269.5 31.35 3400 4500 2.05
32217 85 150 38,5 36 30 233.2 313.5 36.85 3200 4300 2.6
32218 90 160 42,5 40 34 276.1 374 42 3000 4000 3.35
32219 95 170 45,5 43 37 309.1 429 47 2800 3800 4.05
32220 100 180 49 46 39 350.9 484 53 2600 3600 4.9
32221 105 190 53 50 43 393.8 561 61 2600 3400 6
32222 110 200 56 53 46 442.2 627 67 2400 3200 7.1
32224 120 215 61,5 58 50 514.8 764.5 79 2200 3000 9.15
32226 130 230 67,75 64 54 605 913 94 2000 2800 1.15
32228 140 250 71,75 68 58 708 1100 110 1900 2600 1.45
32230 150 270 77 73 60 811 1254 123 1700 2400 17.5
32232 160 290 84 80 67 968 1540 145 1600 2200 2.55
32234 170 310 91 86 71 1111 1793 165 1500 2000 28.5
32236 180 320 91 86 71 1111 1793 165 1400 1900 29.5
32240 200 360 104 98 82 1331 2200 198 1300 1700 42.5
32244 220 400 114 108 90 1771 2970 255 1100 1500 60
32248 240 440 127 120 100 1969 3685 303 1000 1400 83.5
32252 260 480 137 130 106 2420 4015 330 900 1200 105
32260 300 540 149 140 115 3571 5225 402 800 1100 140


Model Number  d(mm) D(mm) W(mm) Brand 
33215 3007215E 75 130 41 ZYS
33214 3007214E 70 125 41 ZYS
33213 3007213E 65 120 41 ZYS
33212 30571E 60 110 38 ZYS
33211 3007211E 55 100 35 ZYS
33210 3007210E 50 90 32 ZYS
33209 3007209E 45 85 32 ZYS
33208 3007208E 40 80 32 ZYS
33207 3007207E 35 72 28 ZYS
33205 3007205E 25 52 22 ZYS
33571 30 0571 2E 110 170 47 ZYS
33571 30 0571 1E 105 160 43 ZYS
33571 30 0571 0E 100 150 39 ZYS
33019 35719E 95 145 39 ZYS
33015 35715E 75 115 31 ZYS
33013 35713E 65 100 27 ZYS
33012 35712E 60 95 27 ZYS
32314 7614E 70 150 54 ZYS
32313 7613E 65 140 51 ZYS
32312 7612E 60 130 48.5 ZYS
32311 7611E 55 120 45.5 ZYS
32310 7610E 50 110 42.25 ZYS
32309 7609E 45 100 38.25 ZYS
32308 7608E 40 90 35.25 ZYS
32307 7607E 35 80 32.75 ZYS
32306 7606E 30 72 28.75 ZYS
32305 7605E 25 62 25.25 ZYS
32304 7604E 20 52 22.25 ZYS
32224 7524E 120 215 61.5 ZYS
32222 7522E 110 200 56 ZYS
32221 7521E 105 190 53 ZYS
32220 7520E 100 180 49 ZYS
32219 7519E 95 170 45.5 ZYS
32218 7518E 90 160 42.5 ZYS
32217 7517E 85 150 38.5 ZYS
32216 7516E 80 140 35.25 ZYS
32215 7515E 75 130 33.25 ZYS
32214 7514E 70 125 33.25 ZYS
32213 7513E 65 120 32.75 ZYS
32212 7512E 60 110 29.75 ZYS
32211 7511E 55 100 26.75 ZYS

The characteristics:
1. Enhance the interior design.
2. Special cage design.
3. Improve the accuracy and adjust the internal clearance.
4. Ring with locking slot design to prevent rotation.

 HangZhou Bearing Research Institute Co., Ltd. is a high-tech enterprise specializing in the development of “high-rank, precise, advanced, unique, special” bearing products for the key units in various fields of national economic construction. Its predecessor, HangZhou Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China’s bearing industry. In 1999, it entered China National Machinery
 Industry Group Co., Ltd. and transformed into a science and technology enterprise.
We have total assets of 2.06 billion RMB, own one research and development center, 3 industrial bases and cover an area of more than 47 hectares. We have advanced bearing manufacturing equipments and world first-class testing equipments and have solid strength in manufacturing, measuring and testing of bearing and related components with high precision and high reliability. We have more than 380 technical staff of bearing related disciplines, thus we maintain a leading position in the aspects of bearing design, basic theoretical research, lubrication technology, metallic and non-metallic materials, testing and industry standards. 

ZYS Manufacturing capacity


ZYS bearing products


Q: Are you trading company or manufacturer?
A: CZPT is bearing manufacturer, the only first-class comprehensive research institute in China bearing industry.

Q: How do you control quality of bearing?
A: CZPT has established quality control systems for each kind of bearing and spindle. All products and services passed ISO9001-2008 Quality Certificate.

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry for more information.

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

Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.

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

Q: Is sample avaiable?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.

Bushing Application, Type and Compression Capability

Bushings are cylindrical bushings used in machinery. It prevents wear of moving parts and is often used as an enclosure. Bushings are also known as plain bearings or sleeve bearings. You may be wondering what these parts do and how they work, but this article aims to answer all your questions. We’ll cover bushing applications, types and compression capabilities so you can choose the right 1 for your needs.


A bushing is a mechanical component that plays an important role in many different fields. In addition to being very practical, it helps reduce noise, vibration, wear and provides anti-corrosion properties. These properties help mechanical equipment in various ways, including making it easier to maintain and reducing its overall structure. The functionality of an enclosure depends on its purpose and environment. This article will discuss some of the most common applications of casing.
For example, in an aircraft, the bushing assembly 16 may be used for the bulkhead isolator 40 . The bushing assembly 16 provides the interfaces and paths required for current flow. In this manner, the sleeve assembly provides a secure, reliable connection between 2 objects with different electrical charges. They also prevent sparking by increasing the electrical conductivity of the component and reducing its resistivity, thereby minimizing the chance of spark formation.
Another common application for bushings is as a support shaft. Unlike bearings, bushings operate by sliding between 2 moving surfaces. As a result, they reduce friction and handling stress, reducing overall maintenance costs. Typically, the bushing is made of brass or bronze. The benefits of bushings are similar to those of bearings. They help extend the life of rotating machines by reducing frictional energy loss and wear.
In addition to identifying growth opportunities and minimizing risks, the Bushing Anti-Vibration Mounts Market report provides insights into the dynamics of the industry and its key players. The report covers global market size, applications, growth prospects, challenges and regional forecasts. The detailed section on Bushing Anti-Vibration Mounts industry provides insights on demand and supply along with competitive analysis at regional and country level.


There are several types of bushings. Among them, the SF6 insulating sleeve has the simplest structure and is based on composite hollow insulators. It also has several metal shielding cylinders for regulating the electric field within the enclosure and another for grounding the metal shield. In addition to being lightweight, this sleeve is also very durable, but the diameter of its shield electrode is very large, which means special installation and handling procedures are required.
Linear bushings are usually pressed into the bore of the shaft and provide support as the shaft moves in/out. Non-press-fit bushings are held in place by snap rings or pins. For certain applications, engineers often choose bushings over bearings and vice versa. That’s why. Below are some common bushing types. If you need to buy, make sure you know how to tell them apart.
OIP bushings are used for oil-filled cable boxes, and oil-to-oil bushings are used for EHV power transformers. The main components of the OIP enclosure are shown in Figure 7a. If you are considering this type of bushing for your specific application, you need to make sure you understand your specific requirements. You can also consult your local engineering department for more information.
All types of bushings should be tested for IR and capacitance. The test tap should be securely attached to the bushing flange. If damaged bushings are found, replace them immediately. Be sure to keep complete records of the enclosure for routine maintenance and any IR testing. Also, be sure to pay attention to tan d and thermal vision measurements.

Compressive ability

There are several things to consider when choosing an enclosure. First, the material. There are 2 main types of bushings: those made of filled Teflon and those made of polyester resin. The former has the highest compressive strength, while the latter has a lower compressive capacity. If you need small amounts, glass-filled nylon bushings are the most common and best option. Glass-filled nylon is an economical material with a compressive strength of 36,000 lbs.
Second, the material used for the enclosure must be able to withstand the load. For example, bronze bushings can cause metal shavings to fall into the papermaking process. CG materials can withstand very high levels of moisture, which can damage bushings that require lubrication. Additionally, these materials can operate for extended periods of time without lubrication. This is particularly advantageous in the paper industry, since the casing operates in a humid environment.
In addition to the material and its composition, other characteristics of the enclosure must also be considered, including its operating temperature. Although frictional heat from moving loads and the temperature of the bushing itself can affect the performance of the bushing, these factors determine its service life. For high temperature applications, the PV of the enclosure should be kept low. On the other hand, plastic bushings are generally less heat resistant than metal bushings. In addition, plastic sleeves have a high rate of thermal expansion. To avoid this, size control is also important.
Low pressure bushings have different requirements. An 800 MVA installation requires a low voltage bushing rated at 14 000 A. The palm assembly of the transformer also features a large central copper cylinder for electrical current. The bushing must withstand this amount of current and must maintain an even distribution of current in the transformer tank. If there is a leak, the bushing must be able to resist the leak so as not to damage the transformer.


The cost of new control arm bushings varies widely. Some parts are cheaper than others, and a new part is only $200. However, if you replace the 4 control bushings in your car, the cost can exceed $1,200. The cost breakdown for each section is listed below. If you plan to replace all four, the cost of each bushing may range from $200 to $500.
The control arm bushing bears the brunt of the forces generated by the tire and is parallel to the direction of the force. However, over time, these components wear out and need to be replaced. Replacing 1 control arm bushing costs between $300 and $1,200. However, the cost of replacing each arm bushing depends on your car model and driving habits. The control arm bushings should last about 100,000 miles before needing replacement.
The repair process for control arm bushings is time consuming and expensive. Also, they may need to remove the heat shield or bracket. In either case, the procedure is simple. Stabilizer bar brackets are usually attached with 1 or 2 mounting bolts. They can also be secured with nuts or threaded holes. All you need is a wrench to remove them.
The control arm bushings are made of 2 metal cylinders and a thick rubber bushing. These parts can deteriorate from potholes, off-roading or accidents. Because they are made of rubber, the parts are more expensive than new. Buying used ones can save you money because you don’t need to install them yourself. However, if you do plan on fixing a luxury car yourself, be sure to find 1 that has a warranty and warranty.


To prevent your vehicle from overheating and leaking oil, a properly functioning bushing must be used. If the oil level is too low, you will need to check the mounting bolts to make sure they are properly tightened. Check gasket to ensure proper compression is applied, replace bushing if necessary. You should notify your vehicle manufacturer if your vehicle is immersed in oil. Whenever an oil leak occurs, it is very important to replace the oil-filled bushing.
Another important aspect of bushing maintenance is the detection and correction of partial discharges. Partial discharge is caused by current entering the bushing. Partial discharge can cause tree-like structures, cracks and carbonization in the discharge channel, which can eventually damage the casing. Early detection of these processes is critical to ensuring that your vehicle’s bushings are properly maintained. Identifying and repairing partial discharges is critical to ensuring optimal operation, regardless of the type of pump or motor.
To diagnose casing condition, perform several tests. You can use tan d measurement, which is a powerful tool for detecting the ingress of water and moisture. You can also use power factor measurements to detect localized defects and aging effects. You can also check the oil level by performing an infrared check. After completing these tests, you will be able to determine if there is enough oil in the casing.
If the oil level in the transformer is too low, water and air may leak into the transformer. To avoid this problem, be sure to check the MOG and transformer oil levels. If the silicone is pink, replace it. You should also check the function of the oil pump, fan and control circuits annually. Check the physical condition of the pump and fan and whether they need to be replaced. Clean the transformer bushing with a soft cotton cloth and inspect for cracks.

China Standard CZPT Auto Parts/Agricultural Machinery Part Taper Roller Bearing 32219 with Competitive Price     with Hot sellingChina Standard CZPT Auto Parts/Agricultural Machinery Part Taper Roller Bearing 32219 with Competitive Price     with Hot selling