China HL brand bearings motorcycle 6301 Deep groove ball bearing bearing engineering

Type: BALL
Structure: Deep Groove
Applicable Industries: engine Construction machinery agricultural machine, Auto parts machine tool trailer Gearbox car parts
Bore Size: 12 – 90 mm
Precision Rating: P0
Seals Type: on, No
Number of Row: Double row
Product name: deep groove ball bearing
Material: Gcr15
Brand: HL
Service: OEM ODM
Application: Machinery
Feature: Long Life High Speed
Lubrication: Grease
Certification: IATF16949:2016;ISO/TS 16949:2002
technology: Computer optimized design
Packaging Details: Roll + carton + CZPT board pallet/wooden boxBag + box + carton + CZPT board pallet / wooden box
Port: ZheJiang ,HangZhou,ZheJiang ,HangZhou,HangZhou

VR The above is the 3d exhibition hall of our factory, please see the details of the new and old factories. Why Choose Us 1. Free samples: Contact us via email or trade manager, we will send free samples according to your requirements.2. World-class bearings: We provide customers with world-class quality domestic bearings.3. OEM or non-standard bearings: We can easily meet any requirements for non-standard bearings, because our company ZheJiang HangZhou CZPT Technology Co., Ltd. (HL Bearings) is 1 of the largest bearing manufacturers and suppliers in China. Founded in 1966, it is a large-scale backbone enterprise in China’s bearing industry. There are 1,600 employees and an annual production and sales volume of 6 billion.56 years of experience in bearing manufacturingThe first brand of tapered roller bearings in China4. Authentic and high quality: The company has always proven that it provides 100% quality products with real intent. HL Bearing passed the IATF 16949:2016 certification of TUV Group in 2005, and the products can currently reach the international P6 and P5 precision.5. After-sales service and technical assistance: The company provides after-sales service and technical assistance.1)HL promises buyers 2 years or 100,000 km warranty2) In North America and Southeast Asia markets, HL offices can provide customers with timely delivery and 24-hour after-sales service6. Fast Delivery: The company provides on-time delivery through its streamlined supply chain.7. Cost saving: We provide bearings with long life, impact resistance, high reliability, excellent quality and better performance. Thereby increasing cost savings.8. Timely participation in customer consultation: We believe that if customers are satisfied, it proves our value. Specification HL Hub AssemblyCharacteristics: Maintenance free wheel end trend 1、Serviceability 2、 Lightweight3、Reachability 4、Warning Function5、Emergency 6、High efficiency & mass production7、InterchangeabilityStrong bearing capacity, low noise and high rotational speed.Introduction : HL hub assembly is a non-adjustment and maintenance-free wheel end designed by high precision non-adjustment bearings, combined long life oil seal, special variable nut locking mechanism of shaft head and front axle visual inspection function on front wheel cover. Comparing with ordinary axle wheel end, the most unique design is that the HL hub assembly build an elastic adjustment partition between the 2 hub bearings ApplicationHeavy duty truck、Agricultural machinery、Petrochemical engineering、Transmission parts、Automobile、Engineering machineryTAPERED ROLLER BEARINGSCharacteristics: Low speed and high load capacity.Application: Automobile axles, engineering machinery and construction machinery.Introduction : HL TRB Bearings,the outer and inner raceway and roller of the bearing are designed with convexity. At the same time, the rib structure is optimized to effectively reduce the friction between the bearing parts, improve the transmission efficiency, and make the bearing life and performance better.Deep Groove Ball BearingCharacteristics: Low noise and vibration, high speedApplication: Confidential meters, electric motors, cars,Household appliancesIntroduction : HL Deep groove ball bearings are the most representative rolling bearings. They have a wide range of applications and can bear radial loads and small axial loads.Packing1.Roll + carton + CZPT board pallet/wooden box2.Bag + box + carton + CZPT board pallet / wooden box3.hub——Bag+box+carton+composite pallet/wooden case

Product nameHL Hub Assembly
VibrationZ1V1, Z2V2, Z3V3,Z4V4
Delivery time3-30days base on the quantity of your order.
About usChina’s first brand of tapered roller bearings
Our official website
Products Description Packing & Delivery Company Profile Mechanized working environment, high-quality testing equipment Testing Equipment 5 Sets fatigue life testing machines are mainly used for tail-cutting tests and full life tests of new products and mass product samples, as well as bearing life verification tests required by customers. Exhibition Participate in the exhibitionPakistan Auto Show, Frankfurt Auto Show, Las Vegas Auto Show, Bearing ShowR&DProvincial Enterprise Technology CenterThe company has perfect CAD/CAPP/PDM Design SystemR&D team of car pre-adjusted wheel hub unitTruck axle long-life bearing R&D teamCAE Simulation Application Analysis Team BuildingHigh-performance heavy truck transmission bearing research team We have been building our factory since 1966, so we have rich production experience and strong partners, please contact me. FAQ If you have any other questions, please feel free to contact us as follows. Q: Why did you choose us? A. (1) We provide the best quality bearings with reasonable price, low friction, low noise and long service life. (2) With sufficient stock and fast delivery, you can choose our freight forwarder or your freight forwarder. (3) The best service provided by a well-trained international sales team. Q: How long is your delivery time? A:Generally speaking, if the goods are in stock, it is 1-3 days. If the goods are out of stock, it will take 6-10 days, dependingon the quantity of the order. Q: Do you provide samples? Is it free or extra? A:Yes, we can provide a small amount of free samples. Do you mind paying the freight? Q:Could you offer door to door service? A:Yes,by express(DHL,FEDEX,TNT,EMS,4-10 days to your city.)Q:Dose your factory have any certificate? A:Yes.we have ISO 9001:2008,IQNET and SGS. If you want other like CE,we can apply for you. Q: What should I do if I don’t see the type of bearings I need? A:We have too many bearing series numbers. Sometimes we can’t put them all on Alibaba. Just send us the inquiry and we will be very happy to send you the bearing details. Welcome to contact me anytime!

The benefits of rubber bushings and how they work

If you have experienced increased vibration while driving, you know the importance of replacing the control arm bushings. The resulting metal-to-metal contact can cause annoying driving problems and be a threat to your safety. Over time, the control arm bushings begin to wear out, a process that can be exacerbated by harsh driving conditions and environmental factors. Additionally, larger tires that are more susceptible to bushing wear are also prone to increased vibration transfer, especially for vehicles with shorter sidewalls. Additionally, these plus-sized tires, which are designed to fit on larger rims, have a higher risk of transmitting vibrations through the bushings.


Rubber bushings are rubber tubes that are glued into the inner or outer curve of a cylindrical metal part. The rubber is made of polyurethane and is usually prestressed to avoid breaking during installation. In some cases, the material is also elastic, so it can slide. These properties make rubber bushings an integral part of a vehicle’s suspension system. Here are some benefits of rubber bushings and how they work.
Rubber bushings are used to isolate and reduce vibration caused by the movement of the two pieces of equipment. They are usually placed between two pieces of machinery, such as gears or balls. By preventing vibrations, rubber bushings improve machine function and service life. In addition to improving the overall performance of the machine, the rubber bushing reduces noise and protects the operator from injury. The rubber on the shock absorber also acts as a vibration isolator. It suppresses the energy produced when the two parts of the machine interact. They allow a small amount of movement but minimize vibration.
Both rubber and polyurethane bushings have their advantages and disadvantages. The former is the cheapest, but not as durable as polyurethane. Compared to polyurethane, rubber bushings are a better choice for daily commutes, especially long commutes. Polyurethane bushings provide better steering control and road feel than rubber, but can be more expensive than the former. So how do you choose between polyurethane and rubber bushings?


Unlike rubber, polyurethane bushings resist high stress environments and normal cycling. This makes them an excellent choice for performance builds. However, there are some disadvantages to using polyurethane bushings. Read on to learn about the advantages and disadvantages of polyurethane bushings in suspension applications. Also, see if a polyurethane bushing is suitable for your vehicle.
Choosing the right bushing for your needs depends entirely on your budget and application. Softer bushings have the lowest performance but may have the lowest NVH. Polyurethane bushings, on the other hand, may be more articulated, but less articulated. Depending on your needs, you can choose a combination of features and tradeoffs. While these are good options for everyday use, for racing and hardcore handling applications, a softer option may be a better choice.
The initial hardness of the polyurethane bushing is higher than that of the rubber bushing. The difference between the two materials is determined by durometer testing. Polyurethane has a higher hardness than rubber because it does not react to load in the same way. The harder the rubber, the less elastic, and the higher the tear. This makes it an excellent choice for bushings in a variety of applications.


Solid bushings replace the standard bushings on the subframe, eliminating axle clutter. New bushings raise the subframe by 0.59″ (15mm), correcting the roll center. Plus, they don’t create cabin noise. So you can install these bushings even when your vehicle is lowered. But you should consider some facts when installing solid casing. Read on to learn more about these casings.
The stiffest bushing material currently available is solid aluminum. This material hardly absorbs vibrations, but it is not recommended for everyday use. Its stiffness makes it ideal for rail vehicles. The aluminum housing is prone to wear and tear and may not be suitable for street use. However, the solid aluminum bushings provide the stiffest feel and chassis feedback. However, if you want the best performance in everyday driving, you should choose a polyurethane bushing. They have lower friction properties and eliminate binding.
Sturdy subframe bushings will provide more driver feedback. Additionally, it will strengthen the rear body, eliminating any movement caused by the subframe. You can see this structural integration on the M3 and M4 models. The benefits of solid subframe bushings are numerous. They will improve rear-end handling without compromising drivability. So if you plan to install a solid subframe bushing, be sure to choose a solid bushing.

Capacitor classification

In the circuit, there is a high electric field on both sides of the capacitor grading bushing. This is due to their capacitor cores. The dielectric properties of the primary insulating layer have a great influence on the electric field distribution within the bushing. This article discusses the advantages and disadvantages of capacitor grade bushings. This article discusses the advantages and disadvantages of grading bushings for capacitors in DC power systems.
One disadvantage of capacitor grading bushings is that they are not suitable for higher voltages. Capacitor grading bushings are prone to serious heating problems. This may reduce their long-term reliability. The main disadvantage of capacitor grading bushings is that they increase the radial thermal gradient of the main insulation. This can lead to dielectric breakdown.
Capacitor grading bushing adopts cylindrical structure, which can suppress the influence of temperature on electric field distribution. This reduces the coefficient of inhomogeneity of the electric field in the confinement layer. Capacitor grading bushings have a uniform electric field distribution across their primary insulation. Capacitive graded bushings are also more reliable than nonlinear bushings.
Electric field variation is the most important cause of failure. The electrode extension layer can be patterned to control the electric field to avoid flashover or partial discharge of the primary insulating material. This design can be incorporated into capacitor grading bushings to provide better electric fields in high voltage applications. This type of bushing is suitable for a wide range of applications. This article discusses the advantages and disadvantages of capacitor grade bushings.


When choosing between plastic and metal sleeves, it is important to choose a product that can handle the required load. Plastic bushings tend to deteriorate and often crack under heavy loads, reducing their mechanical strength and service life. Metal bushings, on the other hand, conduct heat more efficiently, preventing any damage to the mating surfaces. Plastic bushings can also be made with lubricating fillers added to a resin matrix.
Plastic bushings have many advantages over metal bushings, including being cheap and versatile. Plastic bushings are now used in many industries because they are inexpensive and quick to install. These plastic products are also self-lubricating and require less maintenance than metals. They are often used in applications where maintenance costs are high or parts are difficult to access. Also, if they are prone to wear and tear, they are easy to replace.
Metal bushings can be made of PTFE, plastic or bronze and are self-lubricating. Graphite plugs are also available for some metal bushings. Their high load capacity and excellent fatigue resistance make them a popular choice for automotive applications. The bi-metallic sintered bronze layer in these products provides excellent load-carrying capacity and good friction properties. The steel backing also helps reduce processing time and avoids the need for additional pre-lubrication.


A plastic bushing is a small ball of material that is screwed onto a nut or locknut on a mechanical assembly. Plastic bushings are very durable and have a low coefficient of friction, making them a better choice for durable parts. Since they do not require lubrication, they last longer and cost less than their metal counterparts. Unlike metal bushings, plastic bushings also don’t scratch or attract dirt.
One type of acetal sleeve is called SF-2. It is made of metal alloy, cold rolled steel and bronze spherical powder. A small amount of surface plastic penetrated into the voids of the copper spherical powder. Plastic bushings are available in a variety of colors, depending on the intended application. SF-2 is available in black or grey RAL 7040. Its d1 diameter is sufficient for most applications.
Another acetal sleeve is UHMW-PE. This material is used in the production of bearings and in low load applications. This material can withstand pressures from 500 to 800 PSI and is widely available. It is also self-lubricating and readily available. Due to its high resistance to temperature and chemical agents, it is an excellent choice for low-load industrial applications. If you’re in the market for an alternative to nylon, consider acetal.
Positional tolerances in many automotive components can cause misalignment. Misaligned plastic bushings can negatively impact the driver’s experience. For example, the cross tubes used to mount the seat to the frame are made by a stamping process. The result is a misalignment that can increase torque. Also, the plastic bushing is pushed to one side of the shaft. The increased pressure results in higher friction, which ultimately results in a poor driving experience.
China HL brand bearings motorcycle 6301 Deep groove ball bearing     bearing engineeringChina HL brand bearings motorcycle 6301 Deep groove ball bearing     bearing engineering
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