China Head Pulley Head Drum Drive Pulley Bend Pulley Tail Pulley Driving Pulley Idler Pulley Wing Pulley of Belt Conveyor System with Best Quality and Best Price alternator pulley

Merchandise Description

Head Travel Pulley, Return Pulley,Bend Pulley, Snub Pulley,Tensioning Pulley, Take up Pulley can be presented. We are designing and manufacturing pulleys, employing supplies of the highest quality in a generation process employing sophisticated technologies. This together with the application of the Quality Assurance program certifi ed to ISO 9001:2015, contributes to the production of high top quality items offering dependable, lengthy daily life efficiency in the field and appreciably decreasing maintenance cost. Each and every our conveyor pulley is individually laptop designed to meet up with the client’s needs.

Item Name

Belt Conveyor Pulley Drum

Kind

Drive Pulley, Bend Pulley,Snub Pulley,Take Up Pulley

Length

200mm-2500mm

Materials

Carbon steel, Stainless steel, Rubber

Surface area Remedy

Clean, CZPT grooved lagging, Herringbone lagging, Ceramic lagging

Welding

Submerged Arc Welding

Bearing

Renowned brands

Structure

Tube,shaft,self-aligning bearing,bearing seat/home,hub, locking bushing,end disc

Drive Pulley Introduction:

one. Head/Generate Pulley is located at the discharge terminus of the conveyor. 
2. Push pulley provides the driving power for the conveyor. In order to increase pulley existence and traction, it typically has a larger diameter than other pulleys.
three. We can provide pulleys with sizzling vulcanized rubber lagging, basic or grooved, as required by client. Different designs of grooving these kinds of as herringbone or CZPT can be supplied to enhance tractive friction underneath dirty or soaked conditions. CZPT grooves have the benefit of being installed in any orientation, regardless of belt path.

Specification of Travel Head Pulley Drum

Belt Width five hundred-2800mm (19-a hundred and ten inch)
Pulley Size five hundred-3500mm (19-138 inch)
Diameter two hundred-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, and so on.
Doing work Life A lot more than 30,000 hrs.
Surface Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and so on.
Main Materials Carbon Metal
Length of conveyor push pulley relies upon on the width of conveyor Belt. You can get generate pulleys with very hot & cold vulcanized rubber lagging, plain or grooved, as necessary by shopper.

Bend Pulley Introduction:

one. The bend pulley  is employed for shifting the course of the belt.
two. The bend pulley is typically installed at the tail portion or the vertical take-up gear portion when the belt route need to have to 180°bending. It will be mounted above the get-up products component whilst 90°bending.
3. The pulley, which is used for extending the make contact with surface, is usually used for under or equivalent to 45 diploma bending.
four. The surface treatment of the bend pulley can be smooth metal and flat rubber lagging. 

Specification of Bend Pulley:

Belt Width five hundred-2800mm(19-one hundred ten inch)
Pulley Size five hundred-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Common ISO9001:2008, CEMA, DIN, TUV, and so on.
Functioning Lifestyle A lot more than thirty,000 hours.
Surface area Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and so forth.
Primary Materials Carbon Steel
Length of conveyor bend pulley depends on the width of conveyor Belt. You can get drive pulleys with scorching vulcanized rubber lagging, simple or grooved, as required by client.

Snub Pulley
Snub pulley is employed to accomplish larger angle of wrap on the travel pulley therefore growing the traction. It also lowers the belt rigidity maximizing the life of the conveyor ingredient.It is mounted shut to the generate pulley on the return side of the belt.

Specification of Snub Pulley:

Objects Content material
Belt Width five hundred-2800mm (19-a hundred and ten inch)
Pulley Length 500-3200mm (19-126 inch)
Diameter two hundred-1800mm (8-70 inch)
Normal ISO9001:2008, CEMA, DIN, TUV, and so forth.
Doing work Existence More than thirty,000 hours.
Surface area Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, etc.
Principal Content Carbon Metal
Length of conveyor Snubpulley relies upon on the width of conveyor Belt. You can get Snubpulleys with very hot vulcanized rubber lagging, simple or grooved, as necessary by shopper.

Get Up Pulley 
The take up pulley will make certain sufficient rigidity of the belt leaving the travel pulley so as to keep away from any slippage of the belt, make sure suitable belt pressure at the loading and other factors together the conveyor, compensate for alterations in belt size thanks to elongation, and offer extra size of belt when essential for splicing objective.

Specification of consider up pulley drum:

Belt Width 500-2800mm(19-a hundred and ten inch)
Pulley Length five hundred-3200mm(19-126 inch)
Diameter two hundred-1800mm(8-70 inch)
Common ISO9001:2008, CEMA, DIN, TUV, etc.
Working Lifestyle More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and so forth.
Principal Content Carbon Metal

The components of a pulley drum include the pursuing:

Drum or Shell The drum is the part of the pulley in direct speak to with the belt. The shell is fabricated from both a rolled sheet of steel or from hollow steel tubing.The shell has a certain ‘face’ width and diameter which is established by the width of the belting and the type and score of the belt to be used on the conveyor.
Diaphragm Plates The diaphragm or finish plates of a pulley are round discs which are fabricated from thick steel plate and which are welded into the shell at every finish, to strengthen the drum.The stop plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking elements.
Shaft The shaft is developed to accommodate all the utilized forces from the belt and / or the generate device, with bare minimum deflection.The shaft is positioned and locked to the hubs of the finish discs by indicates of a locking factors.
The shaft is supported on each ends by bearings which are housed in plummer blocks, to support the shaft and pulley assembly on the conveyor framework.
Shafts typically comprise various diameters alongside their duration owing to the bending moments and resultant deflection limitations. The diameter of the shaft at the landings for the bearings may possibly be smaller to satisfy the essential bearing diameter which is far more value-efficient (smaller sized).
In the same way in the situation of a travel shaft, the generate attachment, could be diverse to the other diameters along the shaft and hence pulley shafts are frequently stepped.
Locking Elements These are large-precision created things which are fitted in excess of the shaft and into the pulley hubs. The locking aspects attach the pulley firmly to the shaft through the end plates.Locking factors perform on the friction-grip basic principle whereby the factor is CZPT to be fastened to the shaft and hub simultaneously and concentrically, by tightening a collection of screws close to the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the stop plates. The hubs are sized according to the dimension of the pulley, the diameter of the shaft and the measurement of the locking component which is needed for the particular responsibility.
Lagging It is sometimes necessary or appealing to increase the friction among the conveyor belt and the pulley in order to boost the torque that can be transmitted by means of a travel pulley.Improved traction over a pulley also helps with the instruction of the belt.
In this kind of circumstances pulley drum surfaces are ‘lagged’ or covered in a rubberized material. This protect is generally 8 mm to 12 mm thick and can be basic or have a grooved sample. The rubber lagging is vulcanized to the pulley shell to guarantee that it remains hooked up beneath adverse running conditions.
Bearing Assemblies Bearings assist the rotating shaft and consequently the pulley. The bearings are housed in ‘plummer blocks’ which allow the mass of the pulley assembly plus the belt rigidity forces to be transmitted to the pulley supporting composition.Plummer blocks are frequently bolted to ‘sole plates’ which are welded to the composition.
The sole plates include jacking screws to empower the pulley to be accurately and comparatively simply aligned.

A number of varieties of bearing housing, seals and finish disc:

Pulley Drum Warehouse and package:

Pulley Drums:

Our Products: Belt Conveyors, Pulley Drum, Conveyor Rollers Idler,  and many others.

Material: Stainless Steel
Surface Treatment: Polishing
Motor Type: Frequency Control Motor
Installation: Horizontal
Carrying Type: Light, Medium, Heavy
Light Connection Mode: The Shaft and Hub Are Single-Width Plate Welded Cy

###

Samples:
US$ 300/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Product Name
Belt Conveyor Pulley Drum
Type
Drive Pulley, Bend Pulley,Snub Pulley,Take Up Pulley
Length
200mm-2500mm
Materials
Carbon steel, Stainless steel, Rubber
Surface Treatment
Smooth, Diamond grooved lagging, Herringbone lagging, Ceramic lagging
Welding
Submerged Arc Welding
Bearing
Famous brands
Structure
Tube,shaft,self-aligning bearing,bearing seat/house,hub, locking bushing,end disc

###

Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3500mm (19-138 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor drive pulley depends on the width of conveyor Belt. You can get drive pulleys with hot & cold vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor bend pulley depends on the width of conveyor Belt. You can get drive pulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Items Content
Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3200mm (19-126 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor Snubpulley depends on the width of conveyor Belt. You can get Snubpulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel

###

Drum or Shell The drum is the portion of the pulley in direct contact with the belt. The shell is fabricated from either a rolled sheet of steel or from hollow steel tubing.The shell has a specific ‘face’ width and diameter which is determined by the width of the belting and the type and rating of the belt to be used on the conveyor.
Diaphragm Plates The diaphragm or end plates of a pulley are circular discs which are fabricated from thick steel plate and which are welded into the shell at each end, to strengthen the drum.The end plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking elements.
Shaft The shaft is designed to accommodate all the applied forces from the belt and / or the drive unit, with minimum deflection.The shaft is located and locked to the hubs of the end discs by means of a locking elements.
The shaft is supported on both ends by bearings which are housed in plummer blocks, to support the shaft and pulley assembly on the conveyor structure.
Shafts often comprise different diameters along their length due to the bending moments and resultant deflection limitations. The diameter of the shaft at the landings for the bearings may be smaller to satisfy the necessary bearing diameter which is more cost-effective (smaller).
Similarly in the case of a drive shaft, the drive attachment, may be different to the other diameters along the shaft and hence pulley shafts are often stepped.
Locking Elements These are high-precision manufactured items which are fitted over the shaft and into the pulley hubs. The locking elements attach the pulley firmly to the shaft via the end plates.Locking elements work on the friction-grip principle whereby the element is able to be fastened to the shaft and hub simultaneously and concentrically, by tightening a series of screws around the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the end plates. The hubs are sized according to the size of the pulley, the diameter of the shaft and the size of the locking element which is required for the specific duty.
Lagging It is sometimes necessary or desirable to improve the friction between the conveyor belt and the pulley in order to improve the torque that can be transmitted through a drive pulley.Improved traction over a pulley also assists with the training of the belt.
In such cases pulley drum surfaces are ‘lagged’ or covered in a rubberized material. This cover is usually 8 mm to 12 mm thick and can be plain or have a grooved pattern. The rubber lagging is vulcanized to the pulley shell to ensure that it remains attached under adverse operating conditions.
Bearing Assemblies Bearings support the rotating shaft and hence the pulley. The bearings are housed in ‘plummer blocks’ which enable the mass of the pulley assembly plus the belt tension forces to be transmitted to the pulley supporting structure.Plummer blocks are often bolted to ‘sole plates’ which are welded to the structure.
The sole plates incorporate jacking screws to enable the pulley to be correctly and relatively easily aligned.
Material: Stainless Steel
Surface Treatment: Polishing
Motor Type: Frequency Control Motor
Installation: Horizontal
Carrying Type: Light, Medium, Heavy
Light Connection Mode: The Shaft and Hub Are Single-Width Plate Welded Cy

###

Samples:
US$ 300/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Product Name
Belt Conveyor Pulley Drum
Type
Drive Pulley, Bend Pulley,Snub Pulley,Take Up Pulley
Length
200mm-2500mm
Materials
Carbon steel, Stainless steel, Rubber
Surface Treatment
Smooth, Diamond grooved lagging, Herringbone lagging, Ceramic lagging
Welding
Submerged Arc Welding
Bearing
Famous brands
Structure
Tube,shaft,self-aligning bearing,bearing seat/house,hub, locking bushing,end disc

###

Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3500mm (19-138 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor drive pulley depends on the width of conveyor Belt. You can get drive pulleys with hot & cold vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor bend pulley depends on the width of conveyor Belt. You can get drive pulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Items Content
Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3200mm (19-126 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor Snubpulley depends on the width of conveyor Belt. You can get Snubpulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel

###

Drum or Shell The drum is the portion of the pulley in direct contact with the belt. The shell is fabricated from either a rolled sheet of steel or from hollow steel tubing.The shell has a specific ‘face’ width and diameter which is determined by the width of the belting and the type and rating of the belt to be used on the conveyor.
Diaphragm Plates The diaphragm or end plates of a pulley are circular discs which are fabricated from thick steel plate and which are welded into the shell at each end, to strengthen the drum.The end plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking elements.
Shaft The shaft is designed to accommodate all the applied forces from the belt and / or the drive unit, with minimum deflection.The shaft is located and locked to the hubs of the end discs by means of a locking elements.
The shaft is supported on both ends by bearings which are housed in plummer blocks, to support the shaft and pulley assembly on the conveyor structure.
Shafts often comprise different diameters along their length due to the bending moments and resultant deflection limitations. The diameter of the shaft at the landings for the bearings may be smaller to satisfy the necessary bearing diameter which is more cost-effective (smaller).
Similarly in the case of a drive shaft, the drive attachment, may be different to the other diameters along the shaft and hence pulley shafts are often stepped.
Locking Elements These are high-precision manufactured items which are fitted over the shaft and into the pulley hubs. The locking elements attach the pulley firmly to the shaft via the end plates.Locking elements work on the friction-grip principle whereby the element is able to be fastened to the shaft and hub simultaneously and concentrically, by tightening a series of screws around the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the end plates. The hubs are sized according to the size of the pulley, the diameter of the shaft and the size of the locking element which is required for the specific duty.
Lagging It is sometimes necessary or desirable to improve the friction between the conveyor belt and the pulley in order to improve the torque that can be transmitted through a drive pulley.Improved traction over a pulley also assists with the training of the belt.
In such cases pulley drum surfaces are ‘lagged’ or covered in a rubberized material. This cover is usually 8 mm to 12 mm thick and can be plain or have a grooved pattern. The rubber lagging is vulcanized to the pulley shell to ensure that it remains attached under adverse operating conditions.
Bearing Assemblies Bearings support the rotating shaft and hence the pulley. The bearings are housed in ‘plummer blocks’ which enable the mass of the pulley assembly plus the belt tension forces to be transmitted to the pulley supporting structure.Plummer blocks are often bolted to ‘sole plates’ which are welded to the structure.
The sole plates incorporate jacking screws to enable the pulley to be correctly and relatively easily aligned.

The benefits of using pulleys

A pulley is a mechanical device that converts force into rotation. There are many advantages to using pulleys. Let’s take a look at a few of them. This article will describe the advantages, types, applications, and power sources of pulleys. You can then choose the pulley that best suits your specific needs. If you’re looking for a new tool to help you with a certain task, this article is for you.
pulley

Mechanical advantage

The mechanical advantage of a pulley can be defined as the ratio of applied force to the applied force. The mechanical advantage of a pulley can be calculated by considering several factors, including weight and friction. It can be calculated by the force applied per unit length of rope and the number of pulleys used. In a single-circuit system, the force required to lift a heavy object is equal to the user’s body weight.
The mechanical advantage of a pulley can be realized by comparing it to a seesaw. Both uses of rope are suitable for lifting objects. A rope four times heavier than a kilo is four times as effective. Because the forces on both sides of the pulley are equal, a small force is enough to move a large weight a short distance. The same force can be applied to a large mass to lift it several meters.
After introducing the concept of mechanical advantage, learners will practice using the pulley system. In addition to testing the pulley system, they should also calculate its mechanical advantage. Using either the instructor-provided handout or the learner’s workbook, students will determine how easily the pulley system functions. Once they have completed the test, they can discuss their results and how the system can be improved. These courses are best completed as part of a mini-unit or as a standalone main course.
The mechanical advantage of the pulley system is proportional to the number of rope loops. This circuit requires the same force as the dual circuit to lift heavy objects. A single lap requires only a third of the force to lift a double lap, while three laps require almost half the energy required for a single lap. The mechanical advantage of the pulley system becomes constant as the number of cycles increases.
The 3:1 Mechanical Advantage system feels like lifting a 300-pound load with three feet of rope. The three-foot-long rope moves the load one foot high. Understanding the mechanical advantages of pulleys is critical for rescuers when trying to create the perfect pulley system. Ideally, the pulley system will be anchored to a nearby rock, tree, pole or person – if the weight is not too heavy.
pulley

Types of pulleys

There are several types of pulleys. V-belt pulleys are the type commonly used in vehicles and electric motors. “V” pulleys require a “V” belt, and some even have multiple V grooves. “V” pulleys are often used in heavy duty applications for power transmission because they reduce the risk of power slippage.
Composite pulleys combine the properties of fixed and movable pulleys. Compound pulleys are able to change the direction of force while requiring relatively low force to move even the heaviest loads. Mechanical advantage is a measure of the effectiveness of a machine or equipment. It can be divided into three categories: force, distance and mechanics. Once you understand how each type works, you can design complex machines.
Fixed pulleys: These pulleys are the most basic type of pulleys. They use ropes and slotted wheels to move with the lifted object. Because they are so simple to set up, lifting heavy objects is a breeze. Although the moving object feels light, it is actually heavier than it actually is. These pulleys are used in construction cranes, utility elevators and many different industries.
Compound Pulley System: A pulley pulley is a combination of two fixed pulleys and one movable pulley. Compound pulley systems are effective for moving heavy objects because they have the largest force multipliers and are flexible enough to change the direction of the force as needed. Composite pulley systems are commonly used in rock climbing, theater curtains and sailing. If you’re looking for a pulley system, you can start by evaluating the types of pulleys and their uses.
Construction Pulleys: These are the most basic types of pulleys and have wheel rails. These pulleys can be lifted to great heights and attached to chains or ropes. They allow workers to access equipment or materials from greater heights. They are usually mounted on wheels with axles and secured with ropes. They are essential tools for construction workers. There are many different types of pulleys out there.

energy source

Belts and pulleys are mechanical devices used to transmit energy and rotational motion. The belt is connected to the rotating part of the energy source, and the pulley is mounted on the other. One pulley transmits power to the other, while the other changes the direction of the force. Many devices use this combination, including automobiles, stationary generators, and winches. It is used in many home applications, from conveyors to treadmills. Pulleys are also used for curtains in theater halls.
Pulley systems are an essential part of modern industry and everyday life. Pulleys are used in elevators, construction sites and fitness equipment. They are also used in belt-driven generators as backup power. Despite their simple and seemingly humble beginnings, they have become a versatile tool. From lifting heavy objects to guiding wind turbines, pulley systems are widely used in our daily lives.
The main reason why pulleys are so popular is the mechanical advantage they offer. They can lift a lot of weight by applying very little force over longer distances. For example, a small motor can pull 10 meters of cable, while a large motor can pull 1 meter. Also, the work done is equal to the force times the distance traveled, so the energy delivered to the large motor is the same.
The power source for the pulley system can be cables, belts or ropes. The drive element in a pulley system is usually a rope or cable. A belt is a loop of flexible material that transmits motion from one pulley to another. The belt is attached to the shaft and a groove is cut in the pulley. The belt then transfers energy from one pulley to the other through the system.
pulley

application

A pulley is a mechanical device used to lift heavy objects. They reduce the amount of work required to lift heavy objects and are an excellent choice for many applications. There are several different applications for pulleys, including elevators, grinders, planters, ladder extensions, and mountaineering or rock climbing. Let’s take a look at some of the most popular uses for pulleys in modern society. These include:-
A pulley is a mechanical device that changes force. To use, you wrap the rope around it and pull down to lift the object. While this device is very useful, a major limitation of using pulleys is that you still have to apply the same force to lift the object as you would without the pulleys. This is why people use pulleys to move large objects like furniture and cars.
In addition to lifting heavy objects, pulleys are used in elevators, flagpoles and wells. These systems allow people to move heavy objects without straining their backs. Many other examples of pulleys in the home include garage doors, flagpoles, and elevators. They also help raise and lower flagpoles, which can reach several stories high.
There are two basic types of pulleys: movable and fixed. Fixed pulleys are attached to a ceiling or other object using two ropes. Modern elevators and construction cranes use movable pulleys, as do some weight machines in gyms. Composite pulleys combine movable and fixed pulleys to minimize the force required to move heavy objects.
Another type of fixed pulley is the flagpole. A flagpole can support a country, organization, or anything else that needs to be lifted. A taller flagpole creates a prouder moment for those who support it. The operation of the rope and pulley mechanism is very simple. The user simply attaches the flag to the rope, pulls the pulley, and he or she can watch the flag rise and unfold.

China Head Pulley Head Drum Drive Pulley Bend Pulley Tail Pulley Driving Pulley Idler Pulley Wing Pulley of Belt Conveyor System with Best Quality and Best Price     alternator pulley	China Head Pulley Head Drum Drive Pulley Bend Pulley Tail Pulley Driving Pulley Idler Pulley Wing Pulley of Belt Conveyor System with Best Quality and Best Price     alternator pulley
editor by czh 2022-12-18