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China supplier Plastic Wheel Pulley 8x50x30mm BST69830-50 wheel bearings plastic pulley with bearing plastic pulley v groove wheel bearing double pulley

Guarantee: NONE
Soon after-sale Services: NONE
Venture Resolution Capacity: NONE
Application: Place of work Creating
Style Style: Present day
Model Variety: BST69830-fifty
Type: Plastic roller wheel, Plastic roller
Product: BST69830-fifty
Roller Materials: Zinc steel+pom
Bearing ID(mm): 6
Bearing OD(mm): thirty
Bearing Width(mm): twenty
Coloration: White
Product identify: Sliding Door Nylon Xihu (West Lake) Dis. Roller
Packing: Polybag
Shipping and delivery: 3-6 operating times
Packaging Details: Plastic Roller Pulley 20x30x6 BST62630-20 623 Bearing T Shape Bearing Roller Wheel For Sliding Door Nylon Xihu (West Lake) Dis. Roller1pc/plastic bag+ one colour box+ carton
Port: HangZhou/ Hongkong/HangZhou,ZheJiang

Solution NamePlastic Wheel Pulley 8x50x30mm BST69830-50 wheel bearings plastic pulley with bearing plastic pulley v groove wheel bearing
Product NoBST69830-50
ContentChrome metal+Nylon or POM
CharacteristicSubstantial Load, Working Easily, Minimal Sounds, secure efficiency and durable
UtilizedCabinet / Household furniture / Equipment / Conveyors / Doorway / Window / Drawers, drawer cabnit, refrigerator
Packing200pcs/plastic baggage
Delivery TechniqueBy air convey or by sea
Associated Items

Product Use
1. Long existence & high high quality.
two. Substantial precision, lower sound with rigorous controling of the quality.
3. Large loading by the sophisticated higher-technical design and style.
4. Most competitive price, factory immediate.
5. OEM provider is provided to meet up with the customer’s requrements.

This kind of plastic roller wheels inside of with a piece of deep groove ball bearing and with pom coated, bearing inside of its easy to run and lower noise, its perfect design.
Deep groove ball bearings, stylish, slide adaptable, compression dress in. Suitable for furnishings hardware add-ons, cellular doorways, glass sliding doorways, aluminum doorways and windows, shower pulleys and drawers, and many others.

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Packaging & Transport

Firm Details

HangZhou Zoty Bearing Co., Ltd focus on high good quality Deep Groove Ball Bearing, Stainless Metal Bearings, Flanged Bearing, One Way Needle Bearing, Thrust Bearing, Entire & Hybrid Ceramic Ball Bearing and Plastic Roller Wheels, sells only the finest quality bearings of lower sound, lower friction, higher precision, high sealing overall performance, long functioning life…. ABEC-1, ABEC-3, ABEC-5, ABEC-7 grade bearings to meet the distinct client’s needs.

FAQQ1: Are you trading company or maker?
A: We are manufacturing facility. Zoty Industrial Co.,Ltd integrates creation, trade, expenditure and product sales.

Q2. Can we do our emblem or model on the package deal?A: Indeed, we can do OEM and ODM.

Q3: How extended is your supply time?
A: Usually requires about 7-fifteen operating days for manufacturing based on specifications for your get and amount. In stock bearings can organize shipment immediately when right after payment obtained.

This fall: Do you supply samples ? is it free or extra?
A: Yes, we give totally free samples for consumers check top quality, shipping price and tax pay out by purchaser.

Q5: What is your terms of payment ?
A: Payment1,000USD, 30% T/T in advance, balance just before cargo.

Q6: What’s your guarantee terms?
A: We offer you diverse guarantee time for various components, please speak to us for details.

Types of pulleys and their advantages and disadvantages

There are several types of pulleys. Learn the basic equations of the pulley system. Then learn about the different uses for pulleys. The disadvantages of using pulleys will be covered. Knowing these, you can buy the pulley that suits your needs. Here are some of the best pulley types and their pros and cons.

Basic equations of pulley systems

A pulley system is a mechanism that allows two blocks of a certain mass to be connected by a taut rope. The acceleration of each block is the same in magnitude and direction. The external force acting on each block is the weight of the block (10g) and the tension in the string. The tension between the two blocks is the total tension and the force acting on the pulley is the weight of the two blocks.
This simple mechanism uses two simple equations to explain how the system works. First, the mass of the weight on both sides of the pulley must be the same. When the weight is forced to move, the rope tightens and the second pulley descends. The weight is also attached to the second pulley and must be the same distance as the first pulley. This will result in a speed ratio of 2 times the distance covered by the first pulley.
Second, we have to calculate the force required to lift the object. The lower mass is supported by a wire configuration passing through all pulleys, while the uppermost pulley is used to apply the force. The lower block is used to support the weight. The applied force needs to travel a distance nx to move the weight. This distance, called MA, can be written as:
Once we have gathered the necessary information, we can apply the calculations to the pulley system. We can also use the Mechanical Advantage Calculator to calculate the force on the anchor. To do this, we must apply a force to the load as well as to the pulley itself. Using this equation, we can calculate the force required by the load to lift the load.

Types of pulleys

There are three basic types of pulleys: movable, fixed and compound. Both types of pulleys translate the force applied to them. The ideal mechanical advantage of pulleys is two. This is because a single movable pulley only doubles the force, whereas a compound pulley doubles or triples the force. This type of pulley is often used with other types of pulleys.
Movable pulls move with the weight of the load, and the force pulling them increases on the lift side. They are often found in utility elevators and construction cranes. These systems are very simple, inexpensive and quiet to use. The force required to lift the object depends on the mechanical advantage of the system. The two most common types of pulleys are listed below. Let’s take a closer look at each one.
V-shaped pulleys are used in vehicles and electric motors. These pulleys require a “V” belt to function properly. Some have multiple “V” grooves to avoid slipping. They are used in heavy duty applications to reduce the risk of power slip. These pulleys also have more than one “V” groove. V-belt pulleys are commonly used in vehicles and electric motors.
Composite pulleys are made from more than one type of cable or rope wrapped around the wheel. They can be fixed or hinged and are usually made of stainless steel or bronze. Composite pulleys have multiple layers and can be a single unit or many different components. There are three main types of pulleys: fixed pulleys and composite pulleys. These are the most common types. Almost every type of pulley is used for some type of application.
Fixed pulleys have one advantage over movable pulleys: they change direction as the weight of the load increases. They are typically used in heavy construction equipment. Gun tackles, patio tackles, and stationary tackles are examples of equipment that use a pulley mechanism. These devices are very common and can be found on most modern construction sites. They provide great convenience for lifting large loads.


What are the applications of pulleys? Simply put, a pulley is a mechanical device that transforms a difficult task into an easier one. It consists of ropes and pulleys. It is usually used to lift objects. Usually, people wrap a rope around a pulley and pull up to lift the object. One disadvantage of using pulleys is that they require the same force as lifting the object directly.
One of the most popular applications of pulleys is lifting heavy objects. They help people pull up heavy objects and blocks. The system can also be used in seeders, lifts, grinders, etc. Other applications include raising flags, loading cargo, pulling curtains and rock or mountain climbing. Students can learn about the various uses of pulleys and the physics behind them.
Pulleys can be made of many different materials, depending on the application. Some are movable, which means they move with the object they are used to lift. This pulley system can be made of nylon, wire rope or fiber material. The best part about these systems is that they are easy to install and maintain. For a better grasp, use the guide or video tutorial to learn more about the pulley system and how it works.
Tapered pulleys are common in paper mills. They are high-quality pulleys that transmit power to connected parts. They can be dynamic or static and have different balances. Because pulley systems are highly customized, most industrial applications require systems designed specifically for specific applications. In this way, the system is safe, simple and inexpensive. The benefits of this design are endless.
The most common use of pulleys is for motor drives. They are used to minimize noise by applying force to the shaft to reduce the workload. They are also less expensive than gears and do not require lubrication. Furthermore, they can change the direction of the applied force. They are also less expensive than gears and are often used with other components. A screw is a cylindrical member with helical ribs used to connect something.


Although the pulley system makes it easier to move heavy objects, it still has some drawbacks. When using a pulley system, you must remember that the force required to lift the weight increases with the number of cycles. In addition, the distance between the puller and the heavy object increases, which may lead to accidents. Also, moving heavy objects can be tricky if the rope slips. Pulley systems are not very expensive and can be easily assembled. However, it does require a lot of space.
First, it is not efficient. Besides being inefficient, pulleys produce different forces at different speeds. Fixed pulleys use more force than the load, while movable pulleys move with the load. A movable pulley requires less force than a fixed pulley, but the combined system travels a long distance. Therefore, this method is not as efficient as the fixed method.
Pulleys are not only used in industrial processes. You can see them in various places in your daily life. For example, large construction cranes use pulleys to lift heavy loads. Even flagpoles, blinds, clotheslines, ziplines, motors and climbing equipment use pulleys. Still, despite their advantages, the disadvantages are not too serious.
Another disadvantage of the pulley is its wear and tear. While a pulley’s housing is theoretically infinite, its bearings and locking components typically wear out over time. To overcome this problem, a new bearing and locking assembly can be installed. No need to replace the housing and shaft, the entire assembly can be re-bonded and painted to replicate the original look. Alternatively, the pulley can be replaced with a new housing and shaft.
Using pulleys can also reduce the advantage of pulleys. On the other hand, interception and tackle is a system in which two pulleys are connected to each other using ropes. Unlike pulleys, pulley pulley systems can be adjusted in the direction of travel and can move heavy loads up to four times their force when used in hydraulic lifts.

China supplier Plastic Wheel Pulley 8x50x30mm BST69830-50 wheel bearings plastic pulley with bearing plastic pulley v groove wheel bearing     double pulley	China supplier Plastic Wheel Pulley 8x50x30mm BST69830-50 wheel bearings plastic pulley with bearing plastic pulley v groove wheel bearing     double pulley
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NTN supplier made in China – replacement parts – in Banjarmasin Indonesia IKO  Cylindrical Roller Bearing Nu Nj N Nup1024 Branded Bearings with top quality

NTN  supplier  made in China - replacement parts -  in Banjarmasin Indonesia  IKO  Cylindrical Roller Bearing Nu Nj N Nup1024 Branded Bearings with top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing facility in China with 5 distinct branches. For much more information: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

NTN IKO  Cylindrical Roller Bearing Nu/Nj/N/Nup1571 Branded Bearings
For years, Bearing Service a ball bearing bc bearing ball bearing casters has relied upon Great bearing as a source of the industry’s be EPT electric powered motors and drives, generators, conveyor pulleys, speed reducers, variable frequency drives, mechanical electricity transmission factors, and alternators. With a range of ball bearing content vxb bearings iko bearings standard motors obtainable off the shelf, and an unmatched choice of bearing spacers  ball bearings uk groove ball bearing specialty motors – including washdown and explosion-proof – available for much more specialised apps, we are particular bearing no bearing retailers speak to bearing ceramic roller bearings that the firm’s catalog offers obtain to the essential goods that our clients need.

Cylindrical roller bearing
Principal functions: medium and massive motors, generators, inner combustion engines, gas turbines, machine resource spindles, deceleration units, dealing with machinery, all sorts of industrial equipment.

Model Boundary Dimensions (mm) Basic Load Ranking (KN) Mass
d D B C Co Kg
N208EM NU208EM NJ208EM forty eighty 18 fifty one.5 fifty three. .39
N209EM NU209EM NJ209EM 45 eighty five 19 58.5 sixty three.8 .fifty two
N210EM NU210EM NJ210EM  50 90  twenty sixty one.2  sixty nine.two .56 
N211EM NU211EM  NJ211EM 55 100  21  eighty.2  95.5 .sixty two
N212EM NU212EM  NJ212EM  sixty 110  22  89.8  102. .84 
N213EM NU213EM  NJ213EM  sixty five 120  23  102.0  118. 1.05 
N214EM NU214EM  NJ214EM  70 125  24  110.0  135. 1.29 
N215EM NU215EM  NJ215EM  seventy five 130 25  a hundred twenty five.0  one hundred fifty five. one.45 
N216EM NU216EM  NJ216EM  eighty 140  26  132.0  one hundred sixty five. 1.74 
N217EM NU217EM  NJ217EM  85  150  28 158.0  192. two.08 
N218EM NU218EM NJ218EM  90  160  thirty one hundred seventy.0  203. two.50 
N219EM NU219EM  NJ219EM  95  170  32 190.0  214. two.80 
N220EM NU220EM  NJ220EM  100  180  34 208.0  226.0  3.14 
N222EM NU222EM  NJ222EM 110  200  38 239.0  342.0  2.11 
N224EM NU224EM  NJ224EM  120  215 40  247.0  249.0  six.32 
N226EM NU226EM  NJ226EM  130  230  forty 358.0  372.0  seven.38 
N228EM NU228EM  NJ228EM  140  250  forty two 302. 415. 9.01 
N230EM NU230EM  NJ230EM  150  270 forty five 450.0  595.0  twelve.50 
N232EM NU232EM  NJ232EM  160  290  48  five hundred.0  665.0  fifteen.50 
N234EM NU234EM  NJ234EM  170  310  fifty two 605.0  800.0  19.20 
N236EM NU236EM  NJ236EM  180  320 50 625.0  850.0  20.00 
N238EM NU238EM  NJ238EM  190  340 fifty five 695.0  955. 24.00 
N240EM NU240EM  NJ240EM  200  360 fifty eight 765. 1060. 28.60 
N244EM NU244EM NJ244EM 220 four hundred 65 760. 1080. 37.thirty
N248EM NU248EM NJ248EM 240 440 75 935. 1340. 50.40

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Business Info
ZheJiang ANR bearing Co., Ltd is a professional manufacturer engaged in the analysis, improvement, manufacturing, sale and services of Cylindrical roller bearing, tapered roller bearing, deep groove ball bearing, Spherical roller bearing and so on.

Our manufacturing unit is located in HangZhou metropolis of the bigge EPT bearing market place spot in China. Committed to rigorous high quality management and thoughtful buyer support, our experienced staff users are always obtainable to discuss your requirements and guarantee complete buyer gratification. In modern years, our firm has introduced a series of advanced gear like double-end encounter grinding device and so on., flaw detector…In addition, we have obtained ISO9001: 2008 certificates. Marketing nicely in all towns and provinces all around China, our products are also exported to consumers in such nations and areas as Europe, The us, Middle East, Africa and Southea EPT Asian.

We also welcome EPT and ODM orders. Regardless of whether choosing a current item from our catalog or seeking engineering assistance for your software, you can chat to our customer provider centre about your sourcing specifications.


Our advantages


Q: Are you buying and selling company or producer ?
A: We are manufacturing facility and trading firm. Our manufacturing facility offer marketplace is in china with our brand name ANR
Q: How lengthy is your delivery time?
A: We have ample inventory for roller bearings and ball bearings. Shipping and delivery time in 7 days.  15-25 days for 1 container to EPT brand name following your ask for
Q: Do you provide samples ? is it cost-free or added ?
A: Indeed, we could provide the sample for totally free demand ,you should you spend the co EPT of freight.
Q: What is your payment expression?
A: We settle for 30% TT advance ,70% balance once again EPT the monthly bill lading duplicate. Also 100% IRR L/C ok.

Packaging & Shipping


We – EPG Team the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing facility in China with 5 various branches. For more particulars: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 The use of authentic gear manufacturer’s (OEM) element quantities or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating product use and compatibility. Our business and the listed alternative parts contained herein are not sponsored, approved, or made by the OEM.

NTN  supplier  made in China - replacement parts -  in Banjarmasin Indonesia  IKO  Cylindrical Roller Bearing Nu Nj N Nup1024 Branded Bearings with top quality

NTN  supplier  made in China - replacement parts -  in Banjarmasin Indonesia  IKO  Cylindrical Roller Bearing Nu Nj N Nup1024 Branded Bearings with top quality