Tag Archives: Chain

China Hot selling 1ton 2ton 3ton 5ton 10ton 20ton chain pulley block 100kg chain hoist 200 kg chain block supplier

Applicable Industries: Hotels, Garment Shops, Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Food & Beverage Factory, Farms, Home Use, Retail, Food Shop, Printing Shops, Apache 2W Handle Bar switch RH spare parts available at very cheap price to Kenya Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
Showroom Location: Indonesia
Condition: New
Usage: Construction Hoist
Power Source: Hand Chain
Sling Type: Chain
Lift Speed: Manual
Warranty: 1 Year
Machinery Test Report: Provided
Video outgoing-inspection: Provided
Marketing Type: Hot Product 2019
Warranty of core components: 1 Year
Core Components: Gear
Weight (KG): 12 kg
Color: Blue
Chain: CZPT Load Chain
Certification: CE GS
Packaging Details: 1PCS/PALLET 60PCS/PALLWT
Port: ZheJiang

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Company InformationHangZhou Apollo Lifting Equipment is a branch of ZheJiang ese Company in China,
We have more than 30 years experience in lifting equipment sales in ZheJiang .
Our factory was established in HangZhou, ZHangZhoug Province, China in 2Skype: judy85739094

pulley

Mechanical advantages of pulleys

A pulley is a mechanical device used to transmit motion. The device has a variety of uses, including lifting heavy objects. In this article, we will discuss the mechanical advantages, types, common uses and safety considerations of pulleys. We'll also discuss how to identify pulleys and their components, and what to look out for when using pulleys. Read on to learn more about pulleys.

Mechanical advantages of pulleys

The mechanical advantage of pulleys is that they change the direction of force from one direction to another. In this way, the person lifting the heavy object can change its position with minimal effort. The pulleys are also easy to install and require no lubrication after installation. They are also relatively cheap. Combinations of pulleys and cables can be used to change the direction of the load.
The mechanical advantage of a pulley system increases with the number of ropes used in the system. The more cycles a system has, the more efficient it is. If the system had only one rope, the force required to pull the weight would be equal. By adding a second rope, the effort required to pull the weight is reduced. This increase in efficiency is known as the mechanical advantage of the pulley.
Pulleys have many uses. For example, ziplines are one application. This is a good example of pulleys in use today. Pulley systems can be complex and require a lot of space. Using ziplines as an example, advanced students can calculate the mechanical advantage of multiple pulleys by dividing the work done by each pulley by the remainder or fraction. Regents at the University of Colorado created a zipline with K-12 input.
Another use for pulleys is weight lifting. This technique is very effective when using multiple strands of rope. A single rope going from one pulley to the other with just two hands is not enough to lift heavy objects. Using a pulley system will greatly increase the force you receive. This power is multiplied over a larger area. So your lifting force will be much greater than the force exerted by a single rope.
The pulley is a great invention with many uses. For example, when lifting heavy objects, pulleys are a great way to get the job done, and it's easier to do than one person. The pulley is fixed on a hinge and rotates on a shaft or shaft. Then pull the rope down to lift the object. A pulley assembly will make the task easier. In addition, it will also allow power to be transferred from one rotary shaft to another.
pulley

Types of pulleys

If you are an engineer, you must have come across different types of pulleys. Some pulleys come in multiple types, but a typical pulley has only one type. These types of pulleys are used in various industrial processes. Here are some common types of pulleys that engineers encounter on the job. In addition to the above, there are many more. If you haven't seen them in practice, you can check out a list of the different types below.
Fixed pulleys: Fixed pulleys have a roller attached to a fixed point. The force required to pull the load through the fixed pulley is the same as the force required to lift the object. Movable pulleys allow you to change the direction of the force, for example, by moving it laterally. Likewise, movable pulleys can be used to move heavy objects up and down. Commonly used in multi-purpose elevators, cranes and weight lifters.
Composite pulleys combine fixed and movable pulleys. This combination adds to the mechanical advantage of both systems. It can also change the direction of the force, making it easier to handle large loads. This article discusses the different types of pulleys used for lifting and moving. Braided pulleys are an example of these pulleys. They combine the advantages of both types.
A simple pulley consists of one or more wheels, which allow it to reverse the direction of the force used to lift the load. On the other hand, dual-wheel pulleys can help lift twice the weight. By combining multiple materials into one pulley, a higher ME will be required. Regardless of the type of pulley, understanding the principles behind it is critical.
Pulleys are an important part of construction and mechanical engineering, and their use dates back to Archimedes. They are a common feature of oil derricks and escalators. The main use of pulleys is to move heavy objects such as boats. In addition to this, they are used in other applications such as extending ladders and lifting heavy objects. The pulley also controls the aircraft rudder, which is important in many different applications.

Commonly used

Common uses for pulleys are varied. Pulley systems are found throughout most areas of the house, from adjustable clotheslines to motor pulleys in different machines. Commercially, one of the most common uses is for cranes. Cranes are equipped with pulleys to lift heavy objects. It is also common to use pulley systems in tall buildings, which allow tall buildings to move with relative ease.
Pulleys are commonly used in interception and zipline systems, where a continuous rope around the pulley transmits force. Depending on the application, the rope is either light or strong. Pulleys are formed by wrapping a rope around a set of wheels. The rope pulls the object in the direction of the applied force. Some elevators use this system. Pull a cable on one end and attach a counterweight on the other end.
Another common use for pulleys is to move heavy objects. Pulleys mounted on walls, ceilings or other objects can lift heavy objects like heavy toolboxes or 2x4 planks. The device can also be used to transfer power from one rotating shaft to another. When used to lift heavy objects, pulleys can be used to help you achieve your goals of a good workout.
Pulley systems have a variety of uses, from the most basic to the most advanced. Its popularity is indisputable and it is used in different industries. A good example is timing belts. These pulleys transmit power to other components in the same direction. They can also be static or dynamic depending on the needs of the machine. In most cases, the pulley system is custom made for the job.
Pulley systems can be simple or complex, but all three systems transfer energy efficiently. In most cases, the mechanical advantage of a single pulley is 1 and the mechanical advantage of a single active pulley is 2. On the other hand, a single live pulley only doubles the force. This means you can trade effort for distance. Pulleys are the perfect solution for many common applications.
pulley

Safety Notice

If you use pulleys, you need to take some safety precautions. First, make sure you're wearing the correct protective gear. A hard hat is a must to avoid being hit by falling objects. You may also want to wear gloves for added protection. You should also maintain a good distance from the pulley so that nearby people can walk around it safely.
Another important safety measure to take before using a chain hoist is to barricade the area to be lifted. Use marker lines to prevent the load from sliding when moving horizontally. Finally, use only the sprocket set for vertical lift. Always install shackle pins before lifting. You should also wear personal protective equipment such as earplugs and safety glasses when using the chain hoist.
In addition to these safety measures, you should also use cables made from aerospace-grade nylon. They will last many cycles and are made of high quality materials. Also, make sure the cables are lubricated. These measures reduce friction and corrosion. No matter what industry you are in, be sure to follow these precautions to ensure a long service life for your cables. Consult the cable manufacturer if you are unsure of the appropriate material. A company with 60 years of experience in the cable industry can recommend the right material for your system.

China Hot selling 1ton 2ton 3ton 5ton 10ton 20ton chain pulley block 100kg chain hoist 200 kg chain block supplier
editor by Cx 2023-07-13

China factory Motorcycle Spare Part Motorcycle Driven Pulley Assy Fits for Polaris 550 chain pulley

Product Description

PACKING & SHIPPING:
Delivery Time: 15-30 Days
Packing: According to Your Requirement.

SOUTH AMERICA	BAJAJ BOXER CT100,BAJAJ BOXER BM100,BAJAJ BOXER BM150, BAJAJ PULSAR135, BAJAJ PULSAR1150, BAJAJ PULSAR180, BAJAJ PULSAR200, BAJAJ PULSAR220, BAJAJ DISCOVER125, BAJAJ DISCOVER135, BAJAJ XCD125, BAJAJ 2T 3W, BAJAJ 4T 3W, BAJAJ CALIBER115, HONDA C100 WAVE, HONDA CGL125, HONDA NXR125 BROS, HONDA STORM125CC, HONDA TWISTER 250CC, HONDA XLR250-XR250, HONDA XL/XR/NX200, XIHU (WEST LAKE) DIS. JH100-2, XIHU (WEST LAKE) DIS. JH125-6, XIHU (WEST LAKE) DIS. JH150T CHOPPER, XIHU (WEST LAKE) DIS. JL125T SCOOTER, CZPT WIND125, KYMCO ACTIV110, SUZUKI DR200, CZPT XT225, CZPT XTZ125K, YUMBO DAKAR150, YUMBO DAKAR220, CZPT JOG/3KJ50, FT200, TITAN2000, TITAN150, TITAN99, CG125, HJ125-7, GXT200
EUROPE & AMERICA	CX50, YAMAHA50, AG50, NR50, NRG50, WATER, BUXY50, KATANA50, KATANA70, LEAD50, BALI50 SFX50, SKY, BALJ50, GY6-50, GY6-60, GY6-80, GY6-150, CX50, DJ50, BUXY50, JOG50, BALI100,NITRO50, NRG LC50, BOOXTER, BWS50, BWS100, DIO50, DIO70, DIO ZX 50, DIO ZX 70, CIAO, PIAGO, AM6, TZR50, HORIZENTAL, CZPT 3KJ, SR50, SR70, AXIS90, AXIS100, DX100, LEAD100, AD50, DERBI, SEPIA, PUCH, PEOGOET103-02, MBK AV7, VISION, OVETTO50, NH80, ROX50, FOX50, MBK AV10, DT50 LC, RZ50LC 88-93, GY6-150, BUXY70, DT125R, BWS70, TB50, T80, DERBI, NH50, MAJESTY125, MAJESTY126, X8-R, PEUGEOT COBRA, MOBYLETTE AV10, BERBI SENDA2006, BERBI SENDA2005, SH150, AD50, WH150, TB50, CH250, C100/DY100, JH70, JH110, JH125, CB150, CB200, CG125, YBR125, CG250-OHV, VIPER/ZS200 GS, VINO-50, SYM125
MIDDLE EAST	AN125, AN150, MIO125, UZ125, UZ/V125, DIO50 ZX, YP250, MIO150 2V, MIO150 4V, GY6-50, GY6-80, GY6-125, GY6-150, JOG50, JOG70, SYM125, SYM150, CG250, CB250, CB150, KVB110, JH70, L110 A, KAB, GS50, VINO 50, BWS50, BWS100, ZY100, ZY125, WH100, WH125, RE205, BAJAJ150, KS4
AFRICA	RX115, RX125, RX135, RXZ135, AX100, YB100, CG125, CG150, CG200, DT125, A100, SY125, AG100, BILP, K90, GK125, CD110, CD110-15, CT100, CB110, AP125-9G, AP150,CB125, CB150,TVS160, RE205
BRAZIL	BIZ125, BROSS150, C70, C100, C100 DREAM, CARGO125, CB250, CB540E, CBX150, CBX200, CBX250, TWISER, CBX750, CG125, CBX/XRE 300, CG77/91,CG125(FAN2009), CG125 TODAY TODAS, XY50, XTZ125/YBR125 FACTOR 2009-2011, TITAN150, TITAN2000, TITAN2004, WEB100, XL125, XL150, ML/TUR83/XL 250, XLR125, XLS125, XLS250R, XR250 TORNADO2007-2008, XR200, XR200R, XT225, XTZ125,XTZ250 LANDER2007-2008, DAFRA SUPER 100, DAFRA SPEED150, DT125, KANSAS150, MAX125, LEAD110, NX4 FACCOM2006 STE 2008, NX150, NXR150, NX350 SHAR 1991 ATE 1998, PHOENIX, POP100(WAVE100), RD125/135, SUZUKI YES125, YS250 FAZER2006, TITAN99,KS/ES 02/05/FAN/NXR, TW/TR 250, SHINNERAY50, MOPED, NEO 115 YAMAHA, CRF230
ARGENTINA	GXT200, C70, DAX70, C90, C100, C110, CD110, MAX110, CG200, HJ200, CG150, HJ150, CG125, HJ125, GY6-50, GY6-60, GY6-80, GY6-100, SCOOTER125, GY6-125, SCOOTER150, GY6-150, WAVE110, NX200, CBX200, TITAN150, TITAN99, TITAN2000, RX100, YBR125, HONDA NXR125 BRPSS, HONDA STROM125, WAVE110, GILERA SMASH
MEXICO	LIFAN110, WAVE110, AT110, DINAMO APRISA 110, C110, ITALIKA FT125 CG125, ITALIKA FT150 CG150, TITAN2000, GY6-125 CS125 DS125, GY6-150 DS150, ST70 APRISA ZANETTI 70CC, HONDA C90, HONDA BROSS125, HONDA BROSS150, HONDA XR200, CG200, HONDA CARGO125, HONDA CARGO150, TITAN150, YBR125, CARPTON
COLUMBIA	LIBERO, LB50, MT90/V50, PULSAR, FC80, RJ/STORM, RG100,RX100,RX115, RX125, RX135, RXK, SMASH110, SONIC 2003/2004, STROM, SUPRA, T50, TENA, TIGER, TITAN99, TITAN150, TR125, TS100, TS125E, TS100ERZ, TS185ERZ, WAVE, V50, V80, WY147, XF90, XF125, XL125, XL185, XR200, XRM, CZPT BWS125, YBR125, AKT110, AK125, AKT125, AX100, AXIS90, JOG90, PULSAR135, BOXER CT100, C50, C70, C90, C100, C110, CARGO125, CARGO150, CBF150, SUPER135, CD100, BIZ, CG125, CG150, EN125, AX125, CM125, CRYPTON, CUB, DISCOVER, DT125, DT125K, DT175K, DY90, DY100, ECO, EM125, EN125, FD115, FR50, FR80, CAS, GD116, GD125, GL-125, GLX50, GLX90, GN125, GN125H, GRAND, GS125, GSX, GY6-150, GY6-200, HERO, HONDA WAVE, HONDA CB150, JD100, JH70, JH150, K90, LEAD90, GSD-16
TURKEY	CUB, CUB LIF3VALF, CUB110, CG125, CG150, CG200, CG250, YBR125, ACTIVA, SCT125, SCT150, FIZY, SPACY, CBF125, CBF150, GY6-50, GY6-125, GY6-150, WH100, WH125, AN125, CD70, CD100, CD110, WAVE110, CY GNUS RS125, C110, CM125
RUSSIA	JH50, JH70, JH90, JH100, JH110, GY6-50, GY6-60, GY6-70, GY6-80, GY6-100, GY6-125, GY6-150, GY6-175, GY6-200, TB50, TB60, TB65, AD50, AD65, DIO50, DIO65, ZX50, ZX65, TACT50, TACT60, JOG50, JOG65, JOG90, AXIS90, LEAD50, LEAD90, LEAD100, AF18, AF24, AF28, AF34, AF35, AF36, CG125, CBT125, CB125, CB150, CB200, CB250, STORM125, DELTA110, APLHA110, CBB200, CBB250, ZODIAK, SIGMA125
OTHER COUNTRY	CG125, CG150, CG200, JH7O, JH90, JH100, JH110, WAVE110, GY6-125, GY6-150, JOG50, CBX150, NX150, PULSAR180, NXR125, RXS115 BAJAJ BOXER CT100, BAJAJ BOXER BM100, BAJAJ BOXER BM150, BAJAJ PULSAR135, BAJAJ PULSAR150, BAJAJ PULSAR180, BAJAJ PULSAR200, BAJAJ PULSAR220, BAJAJ DISCOVER125, BAJAJ DISCOVER135 BAJAJ XCD125, BAJAJ 2T 3W, BAJAJ 4T 3W

COMPANY PROFILE AND FAXIHU (WEST LAKE) DIS.TIES

We are the only recommended company of motorcycle parts & accessories in China by CCCM
(China Chamber Of Commerce For Motorcycle, chinajalyn ). It's a high reputation given by China government.

*As the market leader of professional suppliers in Motorcycle/Bike/ATV/Scooter parts field in China, we have our own R&D base,warehouse and 1 stop resource showroom with 15000 square feet.

*We have an experience for over 16 years in exporting and producing almost all kinds of parts for motorcycle, dirt, scooters,ATVs, Bikes and accessories with near 20,000 categories.

*We have near 700 suppliers with good reputation ,good quality and competitive price.

JALYN TEAM

FAIRS

We take part in Motorcycle/ATV/Bike spare parts and accessories in domestic China and abroad every year to expand our sales and service

To know more about us pls visit our website: chinajalyn

FAQ
1. When can I get the price?
Re:The quotation should be given within 24 hours .
If it is very urgent, Please make an emphasis by remarks.

2. How to get the best price from JALYN?
Re: The bulk order price can be negotiated.
We will quote the lastest best price according to the customer final purchase list.

2.How can I get a sample to check your quality?
Re: Most sample could be free for you , you need just to pay the freight to your place.
Usually, the sample will be sent within 1 week. It depends on the stock.

3. Can you do the packages as we need?
Yes. Surely ! we can do OEM Package for you.
Just send me your detail request,we can design the package for you.

4.What is your MOQ?
Re: For the spare parts and accessories, it would depend on the detailed products.

5.What is your delivery time?
Re:Normally 15-30 days for motorcycle ATV Scooter and Bike Parts and accessories once your order placed.
Generally speaking, we suggest that you start inquiry 2 months before the date you would like to get the products at your country.

6.What is your payment?
Re: We accept T/T and L/C.
You can choose the 1 which is the most convenient or cost effective for you.

7.What's your transportation?
Re:By air,by sea(LCL,FCL).
If anything else that you want to know ,please contact us.

Thanks for reading our introduction !

Type:	Motorcycle Transmissions
Certification:	ISO9001: 2000
Material:	Alloy
Market:	Global
Shipping Port:	Ningbo/ Shanghai /Other Main China Port
Quality:	Class a

Customization:	Available \| Customized Request

pulley

Pulley Type

There are several types of pulleys. These include fixed pulleys, load multipliers and movable pulleys. Below is a description of each pulley type. A load multiplier is a special type of pulley with multiple wheels for increased lifting capacity. It is used in a wide range of applications including power transmission and construction. Some common uses of pulleys are listed below.

moving pulley

Movable pulleys work by transferring the weight of a load to another object of the same mass. Since a live pulley is inherently frictionless and weightless, the force required to lift a load with it is the same as the weight of the load. This principle applies to tall buildings and residences. It is an excellent choice for lifting heavy objects such as furniture and washing machines.
A pulley is a mechanical device with a wheel that rotates on a shaft. The axle is attached to the wheel and is usually fixed. The movable pulley can be fixed or movable, both of which can change the direction of the force on the rope. Some pulleys can also change the magnitude and direction of the force. They are ideal for a variety of applications, from lifting heavy objects to transporting objects.
Another type of movable pulley works by transmitting force to another object. It has a free axis and the total force provided by the rope tension is balanced. Since the tension on the rope is constant in each segment, pulling one end of the rope will double the force on the shaft, resulting in two mechanical advantages. This mechanical advantage is the main reason why movable pulleys are so versatile.
Another form of moving pulley is called a KWL diagram. The KWL diagram summarizes the basic concepts of the drive wheel. KWL diagrams are an excellent way to assess a student's understanding of the concepts discussed in the course. Word questions are a great way to check whether students understand concepts. When students answer the word questions correctly, the answer is yes!

Fixed wheel pulley

If you need to move heavy objects, a single fixed wheel pulley is not a good choice. Using a single fixed pulley might be similar to using a handbag, but it's not very convenient. This type of pulley system relies on friction to transmit motion. As a result, it can slip and isn't always reliable. Fortunately, you can find other options that work just as well.
Fixed pulleys are the most basic type of pulley. They consist of grooved wheels and ropes attached to objects. These pulleys make lifting easier. Because the rope or cable only moves in one direction, the movement of the object feels lighter. And they are also easy to install. However, before you buy a fixed wheel pulley, make sure it is strong enough to support the weight of the load.
The disadvantages of fixed pulleys are obvious. One of them is the lack of mechanical advantage. A fixed pulley pulls up with the same force as a single moving pulley, and a single fixed pulley is not particularly effective as a force multiplier. However, the effect is more pronounced when you combine multiple fixed-wheel pulleys. You will get double the power! So what do fixed wheel pulleys have to offer?
Fixed wheel pulleys can be as small as a ring. A single ring pulley requires twice as much force as the weight being pulled. Adding more loops to the rope will reduce the effort required to pull the weight. The mechanical advantage of a fixed pulley is proportional to the number of strands running to the free pulley. A 100-pound pull on the free end will lift a 300-pound load.
pulley

composite pulley

Compound pulleys are pulleys that can be used to change the direction of a control wire. It can also be used to modify the mechanical force of the wire by moving the item it is connected to. In galleons, compound pulleys are more common. They are often combined with other ropes for mechanical advantage. Here are some common uses for composite pulleys.
The ideal mechanical advantage of a pulley is equal to the number of rope segments that pull up the load. This means that the more rope segments, the less force is required. A compound pulley will have the ideal mechanical advantage of 2, which means it will generate more force than a simple pulley. Composite pulleys are also more efficient at transmitting force because their number of rope segments is usually equal to the unit weight.
Composite pulley systems use more than two pulleys and ropes. More pulleys will reduce the force required to move heavier objects. They are usually used in large sailboats. The system is also used on construction sites. It can be used for a variety of applications, including lifting large objects or transmitting electricity. You can imagine how it would change your life if you had to move a large sailboat, but the result would be the same: a composite pulley system would make it easier to lift a large sailboat.
Composite pulleys are also known as fixed pulleys. The fixed pulley is stationary, and the movable pulley moves back and forth. The latter is more effective when used with a detachable cord or strap. On the other hand, a moving pulley is a moving pulley and it gives you a mechanical advantage. You can imagine this pulley on a flagpole.

load multiplier

The multiplication system has three basic parts: the rope grab, the connector, and the pulley. While some basic multipliers may combine the three parts, the concept remains the same. The multiplication system can make pulling the rope easier by reducing the amount of friction that occurs. Below are some examples of multiplication systems. A compact rope grab is a great option for resetting the multiplier.
The load reduction that a pulley system can achieve is proportional to the number of ropes used to support it. Although most utility pulley systems use only four ropes, the theoretical maximum load reduction is a quarter of the actual load. In other words, the four-wheel system only reduces the weight of a 1,000-pound load by a quarter. That would require 167 pounds of force, a far cry from the 500-pound load a single pulley system can achieve.
The mechanical advantage of a pulley system can be calculated by calculating the ratio between the forces exerted on each wire. For example, a 90-kilogram load is supported by three ropes, each weighing about thirty-five pounds. The ropes on pulleys A and B each carry a load of 60 kg. Using this formula, a single pulley system will yield a mechanical advantage over two tractors.
To calculate the force required to pull the rope over the pulley, measure the angle and deflection between the ropes. The deflection angle when added to the included angle should equal 180 degrees. A 75 degree angle requires 159% of the load force. This means a total load multiplier of four. This formula is an important tool for calculating the force multiple of the pulley.
pulley

Disadvantages of fixed pulleys

There are two basic types of pulleys: movable and fixed. Active pulleys are more advanced, allowing the pulley to move according to the load. They reduce the force required to lift the load. Active roller pulleys are more compact and therefore take up less space. Both types are good for lifting heavier objects, but they each have their pros and cons.
Fixed wheel pulleys can be used to lift heavy objects. This type of pulley consists of a wheel with a fixed shaft that has grooves on its edges for guiding ropes or cables. This is a simple machine as no motor or engine is required to lift objects. When two or more wheels are used together, the ropes around the wheels form a powerful hoist.
Single wheel pulleys are not suitable for lifting. They tend to push things down. Also, they are unreliable because they rely on friction and can slip. Also, a single wheel pulley would require a lot of space. Another disadvantage of fixed-wheel pulleys is that they make it difficult to move heavy objects easily. Single fixed-wheel pulleys also tend to slip easily, making them a poor choice for many applications.
Fixed wheel pulleys are also easier to install and maintain than manually operated ones. It requires less space and lubrication than manual pulleys. Manual pulleys can cause injury because the operator will be lifting the full weight of the heavy object. Additionally, rope slippage can lead to muscle strains and rope burns. And the system requires frequent maintenance.

China factory Motorcycle Spare Part Motorcycle Driven Pulley Assy Fits for Polaris 550 chain pulley
editor by CX

After-sales Service:	One Year Warranty
Warranty:	1 Year
Type:	Construction Machinery Accessories
Application:	Hoisting Machinery
Certification:	ISO9001: 2000
Condition:	New

Samples:	US$ 5/Piece 1 Piece(Min.Order) \| Request Sample

Certification:	ISO
Pulley Sizes:	Steel
Manufacturing Process:	Machine
Material:	C45 Steel
Surface Treatment:	Blackening
Application:	Chemical Industry, Grain Transport, Mining Transport, Power Plant

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Product Description

Product Name: Sliding Roller HN-R0521-7
Dimensions: ID=5mm; OD=21mm; Height=7mm
Outside Material: Polyformaldehyde (POM), Polyamide(PA6, PA66, Nylon), Polypropylene(PP), Polycarbonate(PC), Polyurethane(PU)
Insert Material: Carbon Steel, Chrome Steel, Stainless Steel
Color: All colors available

Profile Type:R Groove
Surface Treatment: Lathing
Structure: HN-625ZZ(ID=5mm, OD=21mm, Width=7mm)bearing injected with POM
Service: OEM&ODM
Experience: With 15 years manufacturing history

Adventage:
1) Built-in precise micro bearing;
2) Low noise, elegant performance and rolling smoothly;
3) Superior in quality and moderate in price;
4) We can supply both standard products and customized items according to the customers' special requirements.
5) We can provide free samples for your reference.

Item No.	Door and Window Plastic Bearing Pulley
Dimensions	OEM ODM
Material	Bearing -Chrome steel, carbon steel, stainless steel Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber Housing part - Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color	Original/black/white/Red/ Green/ Orange, or per customers' requirement
Surface Treatment	Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features	heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application	Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing	Foil bag+Neutral Carton+Pallet, or per customers' requirement
MOQ	1000 pcs
Lead Time	According to the order q'ty
OEM& ODM	Technical drawing or sample is needed

Payment & Packaging &Delivery:

Payment Terms:

1) 100% T/T
2) 30% T/T in advance, 70% against copy of BL
3) Paypal
Packaging Details: Standard export packing (Plastic bag, cartons and pallets or wooden case);
As customers' requirement
Delivery Port: HangZhou / ZheJiang
Delivery Time: Normally ready goods and stock within 30 days or as the customer's request

PS: 1) material and color can according to customers' requirement.
2) we can make different size as per customers' requirement.

Company Profile

FAQ

Q: Are you the manufacturer?

A: Yes, we are a professional manufacturer focused on door and window roller pulleys for over 15 years.

Q: Do you offer free samples?
A: Yes, we are very glad to offer free samples for you to check the quality.

Q: Can we make our own color box?
A: Yes, if the order quantity reaches 1000 sets, we can make a customized color box for you.

Q: Can we print our logo on the products?
A: Yes, we can print your logo on the products according to your design.

Q: How does your factory do regarding quality control?
A: 80% of the staff has 10 years experience, a mature skilled technical team, and a complete quality management system to ensure high quality.

Q: What is the after-sale service for the sliding rollers?
A: We have online technical support. If it is a quality problem, we will replace the broken ones with new ones.

Q: How long is the production time?
A: For samples in stock, shipped in 2 days. if not in stock, the lead time is in 7 days. For mass production, the lead time is around 15 days after receiving the deposit payment.

Q: How about the shipment?
A: For small orders, we can ship them by DHL, FedEx, UPS, TNT, etc. For mass production orders, we can ship them by sea or by air.

Contact Angle:	/
Aligning:	Bearing
Separated:	Unseparated
Rows Number:	Multiple
Load Direction:	Radial Bearing
Material:	Nylon/Plastic/POM

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

The Mechanical Advantage of a Pulley

A pulley is an important tool for many tasks. The advantage that it offers over a hand-held mechanism is its mechanical advantage. In this article, we'll discuss the types of pulleys and their applications. We'll also look at the types of compound pulleys. And, of course, there's a little bit about the mechanical advantage of a pulley. This article will help you decide whether this tool is right for your needs.

Mechanical advantage of a pulley

A pulley has a mechanical advantage over a lever because it is able to produce more force over longer distances. The mechanical advantage of a pulley sounds brilliant and could produce energy. But what exactly is this mechanical advantage? Let's take a look. First, consider how a pulley works. A rope supports a 100kg mass, which requires 500 newtons of force to lift. If the rope supports a 100kg mass, two sections of rope can support that load. Using a pulley, you can lift the same weight with half the force.
A pulley's ideal mechanical advantage is the ratio of the force applied to the total length of the rope. The larger the radius, the greater the mechanical advantage. A pulley made up of four rope segments has an ideal mechanical advantage of four. Therefore, a four-segment pulley would multiply the force applied by four. As the numbers on the rope segments are smaller than the total length of the rope, it would be better to use a compound pulley.
The mechanical advantage of a pulley can be calculated by using the T-method. The first step in calculating the mechanical advantage of a pulley is defining the force you need to lift. Then, divide that force by two to calculate the amount of force you need to lift the load. Once you know this amount, you can design a pulley to meet your needs. That way, you can achieve the perfect balance between the two types of pulleys.

Types of pulleys

The main function of the pulley is to change the direction of the force. The mechanical advantages of a single pulley are two. Ideally, two pulleys should have two or more mechanical advantages. The mechanical advantage of compound pulleys can be increased to two or more. The number of pulleys that make up the composite pulley will determine the mechanical advantage. Certain types of pulleys are combined in one housing.
A stepped pulley is a set of pulleys with stepped surfaces. Each face is anchored to the mid-axis in an ordered sequence. This design gives these pulleys their name. They are used to increase and decrease the speed of the driven pulley. Step pulleys are usually used in pairs. They can be straight or stepped, but usually come in pairs.
The three main types of pulleys are pulleys, rope pulleys, and chain pulleys. Pulley Pulley systems use mechanics to lift and lower heavy objects. The Greek historian Plutarch credits the invention of the pulley to Archimedes of ancient Sicily. The Mesopotamians used rope pulleys to lift water around 1500 BC, and Stonehenge is said to have been built using a rope pulley system.
pulley

Application of pulley system

The advantages of using a pulley system are numerous. The ability to lift heavy objects is a good example. The pulley system makes it easy for people to lift blocks and other large objects. It can be used in many different applications, from utility elevators to construction cranes. In addition, it is widely used on sailing boats. If you want to learn more about the benefits of a pulley system, keep reading!
You can use the pulley system to water flowers or water plants. Some of them even lowered the pot to make cleaning easier. Pendant lights are another great place to install a pulley system. Climbing and fishing are just some of the activities that utilize the pulley. They are great for fishing and gardening. And since they are so versatile, you can use the pulley system anywhere.
To get the most out of your pulley system, you must choose a product that has all of the above attributes. A high-quality pulley must have a large pulley diameter and be made of sturdy materials. The cables must also be properly supported in the pulleys to ensure a long service life for your investment. A good cable should have minimal cracks and be lubricated. These factors are the most important considerations when choosing a pulley system for your needs.

composite pulley

Composite pulley systems combine two or more movable pulleys. These systems maximize the force to move the weight and can also change direction so they can be used to lift weights. Composite pulley systems can be as simple or as complex as your needs. For example, a pulley pulley system uses multiple pulleys on each axis. This method is often used for hoisting building materials.
A compound pulley system has two or more rope segments, each of which is pulled up on a load. It can increase lift by making objects move faster. These systems are common on large sailboats and construction sites. Composite pulleys are also available for larger boats. Due to their versatility, they are versatile tools for construction sites and large sailboats. If you have their app, you should consider buying one.
The main advantage of composite pulleys is their versatility. You can use them to lift weights or use them to save energy. Composite pulleys are especially useful for lifting heavy objects. For example, you can tie a paper clip to the end of the rope and pull it up. The flag is then lifted into the air with the help of compound pulleys. Composite pulleys are a great invention and they are often used in construction.

security considerations

There are several safety considerations to consider when using pulleys. The first is Secure Workload (SWL). This value is a general guideline for the maximum weight a pulley can safely handle. It varies according to the height and angle of the pulley. Besides SWL, there are some other factors to consider. Consider each one before deciding on the pulley that best suits your needs.
Another safety consideration is the weight of the load. Since the highs of the pulley are higher than the lows, it doubles in weight. The weight of the high point should not exceed 4 kN. The safety factor is calculated by multiplying the strength of the pulley by the weight of the load. Secondary COD has a safety factor of 10:1 and bulletproof primary anchors should be used with pulleys.
If using a chain hoist, you must be trained in the appropriate type of lifting. It is important not to hang on the top hooks of the structure, nor to overload or rig the hooks with multiple slings. You should also avoid corroded or damaged chains, as they can cause the crane to jam or overload. A worn chain can even cause the load to drop.
pulley

Components of a pulley system

Proper design of the pulley system can increase the life of the cables and pulleys. Larger diameter cables should be selected as they are more durable than smaller diameter cables. The cables should also be supported in the pulley grooves. The pulley must be designed to be compatible with the cable and its lubrication should be optimal. Proper lubrication of cables and pulleys will ensure maximum durability and longevity.
The first type of pulley is called a fast pulley. These pulleys are used for quick start and stop of the machine. These pulleys are usually mounted in pairs on the countershaft of the machine. One pulley is tightly mounted on the machine shaft, while the other pulley is fitted with a free-spinning mechanism. When the machine is running, the belt is mounted on the tensioner pulley, and when it is stopped, the belt slides on the independent pulley.
Composite pulley sets reduce the overall effort required by reducing the size of the pulley. These are usually attributed to Archimedes. Flat pulleys are often used in flat belt driven transmission systems. These are used in high-speed, low-power applications. Flat pulley idlers are also used on the back of traditional V-belts.

China manufacturer Manufacturer′ S Direct Selling R-Groove Bearing Pulley R0521-7 Rubber Coated Bearing Door and Window Movable Pulley chain pulley
editor by CX

Lifting ability	Motor Power (kw)	Weight (kg)	Dimensions (cm)	Number Of Chain Rows	Lifting Peak	Lifting Speed (m/min)	Rated Load
1T	1.five	35	48/30/46	1	3-12M	2.twenty five	1500kg
2T	1.5	40	48/30/forty six	1	3-12M	1.85	2500kg
3T	1.5	43	48/thirty/forty six	2	3-12M	1.1	3500kg
5T	2.2	50	50/30/50	2	3-12M	0.nine	5500kg

Applicable Industries: Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Construction works , Energy & Mining, Other	Customized support: OEM, ODM
Part name : S5M 24 teeth timing belt pulley	Surface treatment: Blackening
Material: C45 Steel	Brand Name:REACH JY
Application:power transmission	Inspection: 100%
Certification:ISO	Place of Origin:ZheJiang , China

item	Hand chain block
Condition	New
Place of Origin	ZheJiang , China
Chain	G80 Load Chain
Capacity	0.5t-50t
Material	High Toughness Steel
Hook	Heat Therapy

fuel filter	614080295A
lube inlet pipe	61560070012A
gasket	61564G-1110068
flywheel housing	61567G301A0012
cover	615G00010175
tensioner	615G00060107
bracket	615G00100011A
water outlet pipe	615G00160003A
flywheel ring	615G00020002
flange	615T1060009
valve seat	6140400239
filter	614080739
piston	61560030016
head gasket	61560040027
clip	61500050025
seal ring	609070080
main bearing bolt	614010114
head cover gasket	W010501311(614040021)
head cover	614040065
camshaft timing gear	614050053
valve rocker-arm seat	614050119
connector	614060095
oil pump gasket	614070055
oil pump gear	614070061(W010502741)
washer	614080082
diesel filter	614080739
filter	614080740(W010513002)
bolt	614110064
oil pan insert	614150046
inlet valve seat	61560040057
rubber pipe	6100060276
clip	61200040023
nut	61200040034
alterantor	61200090043
flange washer	61260110048
seal ring	61260110162
	61460070011
bolt	61460070014
bolt	61500010062
	61500040014
	61500050109
belt	61500060217
	61500070051
bolt	61500080090
oil return pipe	61500080095
	61560010029
nozzle element	61560010047
shocker absorber	61560020010
shaft	61560050058
	61560080094

fuel filter	614080295A
lube inlet pipe	61560070012A
gasket	61564G-1110068
flywheel housing	61567G301A0012
cover	615G00010175
tensioner	615G00060107
bracket	615G00100011A
water outlet pipe	615G00160003A
flywheel ring	615G00020002
flange	615T1060009
valve seat	6140400239
filter	614080739
piston	61560030016
head gasket	61560040027
clip	61500050025
seal ring	609070080
main bearing bolt	614010114
head cover gasket	W010501311(614040021)
head cover	614040065
camshaft timing gear	614050053
valve rocker-arm seat	614050119
connector	614060095
oil pump gasket	614070055
oil pump gear	614070061(W010502741)
washer	614080082
diesel filter	614080739
filter	614080740(W010513002)
bolt	614110064
oil pan insert	614150046
inlet valve seat	61560040057
rubber pipe	6100060276
clip	61200040023
nut	61200040034
alterantor	61200090043
flange washer	61260110048
seal ring	61260110162
	61460070011
bolt	61460070014
bolt	61500010062
	61500040014
	61500050109
belt	61500060217
	61500070051
bolt	61500080090
oil return pipe	61500080095
	61560010029
nozzle element	61560010047
shocker absorber	61560020010
shaft	61560050058
	61560080094

Certification:	ISO9001
Standard Component:	Standard Component
Technics:	Press
Material:	Rubber
Type:	Crankshaft Pulley
Quality:	OEM

Model		CB-B
Capacity(ton)		.twenty five	.5	one	1.5	2	three	five	7.5	ten
Standard lifting peak(m)		two.five	2.five	two.5	2.five	two.five	three	three	3	three
Running Examination Load(ton)		.3125	.625	1.twenty five	one.875	two.5	3.75	6.25	9.375	twelve.5
Headroom H(mm)		280	345	376	442	470	548	688	765	765
Effort to required to lift max. load(N)		226	235	245	255	324	363	353	373	380
Load Chain Dia. (mm)	Columns	one	one	1	1	1	one	two	3	4
Load Chain Dia. (mm)	Dia+Pitch	4× twelve	5× fifteen	6× 18	7× 21	8× 24	10× 28	9× 27	9× 27	9× 27
Dimension(mm)	A	121	148	172	196	210	255	280	433	463
	B	114	132	151	173	one hundred seventy five	205	189	189	189
	C	24	twenty five	thirty	33	35	forty	forty two	56	fifty six
	D	31	31.five	37.five	forty two.five	45	fifty	fifty three	85	85
Net Excess weight(kg)		six.five	9.three	twelve.2	sixteen.5	19.5	32	41.one	sixty one.six	seventy five.7
Packing Measurements(l× w× h)(mm)		23× 16× fifteen	30× 17× 18	32× 18× 19	37× 20× 24	37× 20× 24	43× 40× thirty	47× 44× 35.five	62× 47× 39.5	53× 51× 46.5
Extra Weight per meter of extra raise(kg)		.eighty one	1	one.29	one.sixty one	one.92	two.sixty eight	4.1	5.86H	7.73

Application:	Bridge Crane, Small Crane, H-Beam
Type:	Manual Chain Hoist
Sling Type:	Chain
Lift Speed:	Manually
Maximum Lifting Height:	as Per Operator
Chain Falls:	1

Mechanical advantages of pulleys

Mechanical advantages of pulleys

Types of pulleys

Commonly used

Safety Notice

Product Description

Pulley Type

moving pulley

Fixed wheel pulley

composite pulley

load multiplier

Disadvantages of fixed pulleys

Product Description

The benefits of using pulleys

Mechanical advantage

Types of pulleys

energy source

application

Types of Pulley Systems

two-wheel pulley

composite pulley

Fixed pulley

Blocks and tackles

Types of pulleys and their advantages and disadvantages

Basic equations of pulley systems

Types of pulleys

application

shortcoming

Product Description

Calculate the ideal mechanical advantage of pulleys

pulley basic equation

Types of pulleys

The ideal mechanical advantage of pulleys

Common uses of pulley systems

Example of a pulley system

Mechanical advantages of pulleys

Mechanical advantages of pulleys

Types of pulleys

Commonly used

Safety Notice

Product Description

The Mechanical Advantage of a Pulley

Mechanical advantage of a pulley

Types of pulleys

Application of pulley system

composite pulley

security considerations

Components of a pulley system

Product Description

How to use the pulley system

Basic equations of pulley systems

Types of pulleys

Mechanical Advantages of Pulley Systems

Safety Issues When Using Pulley Systems

Item Description

What Is a Pulley?

Common uses of a pulley

Main parts of a pulley

Mechanical advantage

Safety precautions