China Hot selling 55*68*6mm 6711zz Open Metric Thin-Wall Radial Single Row Deep Groove Ball Bearing for Model Toys Robots Remote Control Cars Motors Pumps Agricultural Machine with Best Sales

Product Description



Merchandise Description

Deep groove ball bearing/radical ball bearing
The bearing function as minimal noise, higher accuracy, long running time, no abnormal audio, and no interference.
They are widely used on electrial appliances, miniature motors, electrical enthusiasts, bikes, vehicles, health care instruments, sports machines, textile and agricultural machineries etc..

Product Parameters

Model No.: 6711-ZZ, 6711-2RS
Bearing dimension: 55*68*6mm
Materials: GCr15/52100/100Cr6

Business Profile

HangZhou CZPT Bearing Co.,Ltd was set up in 2000. It is located in China’s tiny bearing manufacturing foundation, the stunning metropolis of HangZhou, HangZhou. We are an worldwide normal manufacturing organization. We focus in generating miniature, modest bearings, thin-walled bearings, flange bearings and all sorts of deep groove ball bearings this kind of as MR, MF. Our company has sturdy generation capacity, outstanding production products, innovative manufacturing engineering and best good quality inspection system. We undertake a standardized management mode. Our company has 4 million sets of bearings in stock. You can get the bearings you require in a few times.


Q: Are you buying and selling business or manufacturer ?
A: We are manufacturing facility and trading business. 
Q: How lengthy is your delivery time?
A: Within 7 days with inventory.  15-30 days for 1 container to OEM manufacturer adhering to your ask for
Q: Do you offer samples ? is it cost-free or added ?
A: Indeed, we could offer you the sample for cost-free charge, freight expense need to be charged.
Q: What is your payment time period?
A: We acknowledge thirty% TT CZPT ,70% equilibrium towards the invoice loading duplicate. Also a hundred% L/C is ok.

Choosing the Proper Ball Bearing for Your Software

When picking a Ball Bearing, there are numerous things to think about. These elements consist of: the measurement, lubricant variety, existence of corrosive brokers, stray electrical currents, and a lot more. It can be tough to select the correct kind, size, and sort of ball bearing for your software. You ought to also carefully compute the hundreds to establish the proper dimensions. Here are some tips for deciding on the right Ball Bearing for your software.


The solitary-row ball bearing is one particular of the most popular kinds of bearings. The internal and outer ring are made with raceway grooves that are shaped somewhat larger than the balls. This variety of bearing has a low torque and can manage high-velocity purposes with nominal power loss. The radial dimensions of single-row ball bearings also fluctuate, so it is achievable to uncover one that suits your specific software. In addition to the earlier mentioned-mentioned advantages, one-row ball bearings are also offered with different grease amounts and are widely applicable to applications the place the area is minimal.
Single-row ball bearings are also referred to as angular-speak to ball bearings. Simply because of their one-row layout, they are not separable and can accommodate a substantial-pace, hefty-duty application. Solitary-row angular-contact ball bearings can only deal with axial load in one particular direction, and they need to be installed in pairs for pure radial loads. Single-row ball bearings are a well-known variety of rolling bearings and can be utilized for a vast variety of purposes.


The self-aligning ball bearing was invented by Sven Wingquist, a plant engineer for a textile organization in Sweden. Although he was liable for making production as efficient as achievable, he shortly realized that the equipment he experienced in place was not operating as effectively as it could. Despite the fact that ball bearings are great for lowering friction, they were not versatile adequate to compensate for misalignments in the equipment.
Self-aligning ball bearings have two rows of balls and a widespread sphered raceway. The interior ring is curved and combines the two rows of balls into 1 cage. These bearings can tolerate shaft misalignment and compensate for static angular flaws. They can be utilized in simple woodworking machinery, ventilators, and conveying tools. They are often the chosen option for applications exactly where shaft alignment is an issue.


A Ceramic ball bearing is a type of high-overall performance bearing that is offered in each total-ceramic and hybrid forms. The major variations among ceramic and metal ball bearings are their building, lubrication, and mobility. Substantial-top quality ceramic ball bearings are resilient, and they are perfect for corrosive and high-temperature purposes. The material used to produce these bearings helps avoid electrolytic corrosion. They are also ideal for decreasing the friction and lubrication demands.
Ceramic balls are more challenging and significantly less brittle than steel balls, which gives them a greater degree of rigidity. Ceramics also have a higher hardness, with a hardness of Rc75-80 in comparison to Rc58-sixty four for steel balls. Their large compressive energy is about 5 to 7 moments higher than metal. In addition, they have a extremely lower coefficient of friction, which makes it possible for them to spin at increased speeds and with significantly less friction. This will increase their lifespan and durability, and decreases the energy required to flip cranks.


Unlike traditional bearings, steel balls have a relatively uniform hardness. Carbon steel, for occasion, is 2.1% carbon by bodyweight. In accordance to the American Iron and Steel Institute, copper material must be no far more than .forty% and manganese articles ought to not be more than 1.65 g/cm3. Following carbonizing, steel balls undergo a process referred to as sizing, which improves their roundness geometry and hardness.
The major differences between steel ball bearings and ceramic ball bearings can be traced to their diverse components. Ceramic balls are manufactured from zirconium dioxide or silicon nitride. Silicon nitride is tougher than metal and resists shocks. The consequence is elevated speed and longer service existence. Polyoxymethylene acetal (PMMA) bearing balls are identified for their stiffness, energy, and tolerance, but are not as widespread as metal ball bearings.


The most well-liked sorts of plastic ball bearings are made of polypropylene or PTFE. These bearings are employed in programs demanding higher chemical resistance. Polypropylene is a structural polymer that gives excellent physical and chemical properties, including superb resistance to natural solvents and degreasing brokers. Its light-weight, lower humidity absorption fee, and very good heat resistance make it an superb choice for substantial-temperature purposes. Even so, plastic bearings are not without their disadvantages, particularly when operating at very substantial temperatures or under weighty hundreds.
In comparison to metal bearings, plastic ball-bearings do not require lubrication. They also are very corrosion-resistant, creating them an superb option for clean-down applications. They are also post-, autoclave-, and gamma sterilizable. Many standard metal ball-bearings can not manage the higher temperatures of foodstuff processing or swimming pools. In addition to high temperature purposes, plastic ball bearings are resistant to chemical compounds, which includes chlorine.


Plastic sliding bearings are molded bearings produced of engineering plastic. With self-lubricating modification technologies, these bearings can be developed by injection molding of plastic beads. They are broadly employed in various industries this sort of as workplace products, physical fitness and automotive gear. In addition to plastic bearings, glass balls are used in a variety of other apps, such as healthcare gear. Glass ball bearings have superb corrosion resistance, superb mechanical homes, and are electrically insulators.
Plastic ball bearings are made of all-plastic races and cages. These bearings are suitable for applications that are uncovered to acids and alkalis. Due to the fact they are less expensive than glass balls, plastic ball bearings are well-liked in chemical-exposed environments. Stainless metal balls are also resistant to warmth and corrosion. But the principal disadvantage of plastic ball bearings is that they are not as strong as glass balls. So, if fat and noise is your main problem, consider making use of plastic balls alternatively.


The global miniature ball bearing market is anticipated to attain US$ 2.39 Billion by 2027, at a CAGR of 7.2%. Expansion in the location is attributed to technological advancement and federal government initiatives. Nations such as India and China are attracting FDIs and emphasizing the institution of a global manufacturing hub. This is boosting the market for miniature ball bearings. The miniscule ball bearings are made in tiny portions and are very small.
Some makers make miniature ball bearings in different components and patterns. Chrome metal is the most well-liked material for miniature ball bearings simply because of its higher load capacity, reduced noise houses, and reduced cost. But the cost of stainless steel miniature bearings is minimal, given that the sum of steel employed is minimal. Stainless metal miniature bearings are the smallest in dimension. Consequently, you can select stainless steel mini ball bearings for substantial-speed applications.

Angular-get in touch with

Angular-speak to ball bearings have 3 factors: a cage, interior ring, and balls. Angular-get in touch with ball bearings can support substantial axial and radial loads. Different layout and manufacturing characteristics make angular-contact ball bearings suitable for a range of purposes. Some characteristics of this bearing variety include a particular lubricant, diverse cage components, and different coatings.
The size of an angular-make contact with ball bearing is established by the design and style units: outer ring width, axial load, and radial load. Depending on the variety of application, an angular-contact ball bearing may be created in double-row, triple-row, or quadruple-row configurations. Angular make contact with ball bearings can be labeled according to their design units, which range from metric to imperial. A higher ABEC number signifies tighter tolerances. To determine the tolerance equivalent of a distinct bearing, check with a normal Angular-get in touch with ball bearing table.
Angular-get in touch with ball bearings function high and lower-shoulder configurations. They have two-dimensional races that accommodate axial and radial hundreds. They are accessible in self-retaining models with strong interior and outer rings, and ball and cage assemblies. Cages produced of forged and wrought brass are the most well-known, but lightweight phenolic cages are also offered. The latter is a far better choice due to the fact it doesn’t absorb oil and has lower rolling friction.


When it comes to the building of a ball bearing, large-good quality raw resources are a crucial element. These materials not only influence the overall good quality of a ball bearing, but also influence the price. Which is why you should pay out shut attention to uncooked content quality. In addition to that, raw components should be analyzed numerous moments prior to the producing approach to make sure top quality. Read on for some info about the various sorts of components employed to make ball bearings.
Metal is the most widespread materials for ball bearings. Most ball bearings contain stainless steel balls, which are remarkably corrosion-resistant. They are also resistant to saltwater and alkalis. However, stainless steel balls are heavier than plastic ones, and they are also magnetic, which may possibly be a downside in some programs. If you are looking for a steel-free alternative, glass balls are the way to go. They are sturdy, light-weight, and resistant to a extensive range of chemical substances.

China Hot selling 55*68*6mm 6711zz Open Metric Thin-Wall Radial Single Row Deep Groove Ball Bearing for Model Toys Robots Remote Control Cars Motors Pumps Agricultural Machine     with Best SalesChina Hot selling 55*68*6mm 6711zz Open Metric Thin-Wall Radial Single Row Deep Groove Ball Bearing for Model Toys Robots Remote Control Cars Motors Pumps Agricultural Machine     with Best Sales

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