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China manufacturer Wholesale Conveyance Chain Pad for Imaedge Banding Machine roller chain belt

Product Description

Place of Origin China
Condition New
After Warranty Service Video technical support,Online support
Material  Nylon,Rubber 
Applicable models IMA edge banding machine
Advantage High temperature resistant, wear-resistant, stable and flat
In addition to these models, it can also be customized according to the size you need.

Made by import mylon material, top part used rubber material with trough design by 1 time moulding,enlarge Frictional Force, resist high temperature and abrasion, each part will be perfectly flat after fitting. pass material roller made by natural rubber,oblique-trough roller with stable taking material in advantage. sizes of every accessories can be offering design and demade.

After-sales Service: Online Support, Video Technical Support
Warranty: 6months
Logo Printing: with Logo Printing
Size: Flk024
Customized: Customized
Type: Track
Customization:
Available

|

Customized Request

chain

Roller Chain Basics

Before choosing the right roller chain for your machine, it is necessary to learn some basics. Learn about sprockets, tensile strength, pitch, and width. Read this article to learn more. It will help you make an informed decision. Getting the right product is critical, but it’s not always as simple as choosing a brand name. You need to choose a company that supports its products and provides good service.

Roller sprocket

If you are planning to purchase roller sprockets for your application, you should first look at the various types available. Sprockets available for single-strand roller chains are manufactured by Boston Steel – Type B sprockets are drilled to size. They are available in 1/4, 3/8, 1/2, 5/8, 3/4 and 1″ pitch sizes.
The diameter of the sprocket is important when choosing the right sprocket for your application. Using a caliper to measure the diameter of a toothless plate is a good way to determine the exact size of the sprocket. A caliper is the diameter of a plate without teeth. On Type B and C sprockets, the hub diameter measures the thickness of the hub.
Another type of sprocket is the steel split sprocket, which is split in diameter. This type is easy to install and remove, and is held together by bolts in the hub. Typically, split sprockets have chain pitches ranging from 40 to 240 and bores ranging from 3/4″ to 6″. The split sprockets are designed with one pointing towards the ceiling and the other two parallel to the floor.
When shopping for sprockets, it is important to remember that they are designed specifically for a specific chain. All chains are manufactured to specific standards. In the United States, the most common standard is ANSI. The chain pitch is the distance between the center of each pin and the center of the next pin. In the US, the standard is always measured in eight-inch intervals.
In addition to sprocket size, sprocket pitch and the surface area also affect chain life. Unlike belt sprockets, which are made of forged steel, the teeth on roller sprockets are stamped from steel sheet or pressed from powdered metal. The harder the teeth, the longer the chain will last.

Roller chain pitch

The pitch of a roller chain is the distance between the sprocket and the pin. The smaller the thread pitch, the smaller the bushing wear. Generally speaking, the smaller the pitch, the longer the life of the chain. For best performance and longest life, manufacturers recommend a minimum chain pitch of 2% to 3%. Chain pitch is important to ensure proper performance, and the manufacturer recommends that you replace the chain when it reaches 2% to 3% of normal.
To determine the correct chain pitch for a particular chain, first determine the sprocket size and pitch. Pitch is the distance between pin centers, measured in 1/8 inch increments. The pin diameter of the chain is also important. If you’re not sure about the pin diameter of your chain, measure a few links to get a good average reading. Alternatively, use a caliper to measure the inside diameter of the sprocket and count the number of teeth.
When sizing a sprocket, measure the chain between the gears with a caliper and compare it to the measurements on the chain size chart. Make sure you have checked all the specs and checked the correct chain pitch. Then, choose the correct chain pitch for your needs. This is a critical step in choosing the right chain. So get the correct pitch for your roller chain. Correct pitch helps ensure maximum performance and safety.
To identify a specific type of roller chain, measure its tensile strength. This represents the amount of load the chain can withstand before breaking. Another key parameter to consider is fatigue strength. Chains with high fatigue strength are more resistant to rust and wear than chains with low fatigue strength. The numbers on the right in the standard numbering represent normal or light duty chains, while the numbers on the left represent the pitch of heavy-duty chains.
Double pitch roller chains are a variant of single pitch chains. They are manufactured according to ISO 606 and meet the same standards as single pitch chains. They are mainly used in applications with lower requirements for speed and power transmission. The plates of double pitch roller chains are also longer than single pitch chains. The double pitch drive series is also used for elevator and long conveyor drives. There are three main types of roller chains: single-pitch chains, double-pitch carriers, and oversized rollers.

Roller chain width

When buying a roller chain, one of the first decisions you must make is its width. To make this determination, you need to measure the overall width of the chain, the diameter, and the width of each roller. You must also know the height and thickness of the board. After taking these measurements, you can start shopping for the perfect roller chain. But before you buy a new chain, it’s important to know what to expect from the chain itself.
There are many different types of roller chains. These chains are available for ANSI and metric measurements. They come in single-stranded and double-stranded variants. They are usually used for power transmission. Other types include agricultural, automotive, conveyor, multi-strand, and four-strand chains. These charts also include a chart so you can easily see the exact size you need. Listed below are some of the benefits of buying a roller chain.
Roller diameter and pin diameter are important factors in choosing the correct chain width. The width of the chain is the nearest binary fraction of 5/8 of an inch. It should be at least half the thickness of the sprocket, and the plate thickness is one-eighth the width of the chain. Overweight chains are indicated with the suffix H. The pitch and width of the chain are determined by the working load and machine speed.
The outer links of the roller chain are called pin links. These pins are inserted into the bushings of the adjacent roller links. They are held in place by cotter pins. Pin links are usually pressed into the pins of heavy-duty chains. These pins are used to hold the rollers in place. However, these pin chains can reduce the power rating of roller chains by up to 20%.
The ANSI 29.1 Steel Chain Specification specifies a minimum pitch in inches and ultimate strength of 12,500 x pitch in inches. At the same time, the O-ring chain greatly reduces wear due to its lubricating effect. O-ring and X-ring chains contain a lubricant injected by vacuum when riveting the chain together. Transmission chains are tested and governed by standards bodies such as ANSI. In 2011, the American Society of Mechanical Engineers developed a standard for precision power transmission chains.
chain

Roller chain tensile strength

One of the most important indicators of roller chain strength is tensile strength. This measurement refers to the amount of load the chain can withstand before breaking. Another measure, called fatigue strength, refers to the maximum load a chain can withstand before it breaks. The strength of a roller chain depends on its size, the quality of the steel used in its construction, and the heat treatment. There are also differences in the types of shot peening used to treat steel, pitch holes, and link plates.
When choosing a roller chain, the workload is critical. This is the maximum load the chain can withstand before fatigue failure occurs. This measurement is critical because it helps determine the type of load applied to the chain. When deciding which roller chain to buy, be sure to consider the mechanical type and desired strength. Then, make sure it meets strength and load-carrying capacity requirements.
The ultimate tensile strength of a roller chain is based on the manufacturer’s recommended maximum tensile strength. However, the actual tensile strength may be higher or lower than this value. The working load limit of a roller chain can also be calculated by multiplying the chain diameter by the grade. The working load limit of a chain is the highest tension it can withstand before breaking. This value is usually expressed in points.
The maximum tensile strength of roller chains varies by chain type. The single-strand heavy chain has thick side plates for higher shock loads. Single strand heavy-duty roller chains, also known as “bushing” roller chains, are also available. Double-stranded heavy chains are structurally similar, but they have two layers of steel connected by pins that are nearly twice as strong as standard roller chains.
The tensile strength of a single-strand roller chain is approximately 500 tons. In comparison, a single-chain blockchain has a tensile strength of 900. The tensile strength of the two is similar, and it is not recommended to choose one or the other. Although steel and titanium chains are considered the strongest materials for roller chains, these materials are not magnetic.

China manufacturer Wholesale Conveyance Chain Pad for Imaedge Banding Machine   roller chain beltChina manufacturer Wholesale Conveyance Chain Pad for Imaedge Banding Machine   roller chain belt
editor by CX 2023-05-15

China manufacturer Conveyor Chain Block for HOMAG Edge Banding Machine CCE004 steel bush chain

Product name: Chain Pad
Product: CCE004
Dimensions: 98x80mm
Content: PA+Rubber
Usage: Homag Edge Banding Equipment
Packaging Details: 300PCS/CTN

Conveyance Chain Pad for Homag Automated Edge Banding DeviceItem#: CCE004Chain Pad Dimensions: 98X80mmMaterials: PA + RubberCharacteristics: Large temperature resistance, use-resistant, extended working time and so on.Usage: Utilised on Homag computerized edge banding machine.Remarks: We also can offer custom-made machinery accessories as customer’s requirments. Packaging & Shipping and deliveryAbout Packaging
PACKAGING – STHangZhouRD CARTONOutside carton is common export carton,
strong ample to safeguard the products within,
good dampness resistance, higher compressive strength.

QTY./Carton: Relies upon on customer’s request.
About Transport
BY AIR / BY SEAWe will select a appropriate shipping strategy for our clients in accordance to buy quantity. Freight will be updated once we know the location port.
BY Specific – Sample OrderWe will pick the most economical express organization to ship our goods to our buyers quickly and properly.
Our Positive aspects Prompt ReplyYour inquiry will be replied in
24 hours by seasoned staffs.
About BuyStable top quality, aggressive price, on-time shipping.
OEM & ODM ProviderWe can provide OEM/ODM services for our clients.

Different types of drive chains

Drive chains are an important part of many different types of machinery. In this article, we’ll cover a variety of different types, from square links to engineered steel. From there, we’ll discuss different types of chains, such as double and leaf chains. Let’s take a closer look at each one. Once you know what kind of chain you’re looking for, you can make a buying decision. If you’re not sure where to start, read on to learn more about these types of chains, what to look for when choosing, and how to choose the right chain for your specific application.
chain

Engineering Steel Chain

Engineering steel chains are widely used in conveyors, bucket elevators, tensioning links, transmission chains, etc., and have the characteristics of high strength, low friction, and good shock resistance. Early models of these chains were developed for difficult-to-convey applications. They were originally made of all-steel components with flanged rollers made of cast iron. They then increase in size, strength, and spacing in response to the heavy-duty requirements of the industry.
Today, these chains are used in a wide variety of applications, including tough oil drilling operations and forklifts. They offer excellent durability and high power transfer and are available in a variety of materials. They are also ideal for harsh environments such as harsh oil drilling. Their high-strength steel construction means they can handle harsh operating conditions. Their durability is an essential feature of any chain, and CZPT Chains offers a full line of engineered steel chains to meet your exact specifications.
A drive chain made of engineered steel consists of several components: links, pin joints, and sprockets. This allows them to carry heavy loads with minimal stretch. Due to its internal mechanical advantage, the chain runs around the sprockets with almost 100% efficiency. Also, the chain is made of special steel that can withstand certain conditions. They are available in different alloys and grades. If you have any questions, please feel free to contact us.
Roller chain wear is a major problem for conveyor and drive chains. In these cases, the rollers of the chain are more prone to wear than the bushings, so lubrication is essential. Many chains are designed to work with little or no lubrication. Finally, material selection is an important factor in the design of engineered steel conveyor chains. These factors will help ensure that the chain stays in good shape.

Conveyor Chains with Square Links

There are two basic types of conveyor chains. The first is the square chain, commonly used in cranes and hoists. It’s cheap to manufacture but more prone to overload. The second is a chain that uses hook joints or detachable links. These are used for short-term power transmission and have a lubricating effect. Usually, they are made of malleable iron but can be more expensive.
Another type of chain is the removable steel chain. For moderate loads, this is an easy-to-install option. The closed end of the tab should face the sprocket. It is very important to maintain the alignment of the chain relative to the sprockets. The chain should be adjusted to suit the load before installation. It is important to keep the chain lubricated to prolong its life.
Steel chains offer a wider selection of materials and heat treatments. This chain is also more accurate than its counterpart. Steel bushing chains are less expensive but require more frequent lubrication. Steel roller chains are often used for long conveyor centers or high loads. However, lower friction requirements require lower strength chains. This means that chains with square links are a better choice for smaller conveyors. But this style has its drawbacks.
Bushing chains are made of steel and are an excellent alternative for small-scale applications. The pins are silent and prevent tooth damage. Bushed roller chains are also used to a certain extent as conveyor chains. However, the main advantage of the bushing roller chain is that it does not make any noise at all. Bushed roller chains are made of alloy steel and are suitable for very low-speed applications.
chain

double chain

Double-strand roller chain, also known as a double-strand, consists of two rows of single-strand links. It has high impact strength, low weight, and a small form factor. Duplex roller chains are manufactured using CZPT technology, which uses solid rollers to improve sprocket tooth rotation and reduce shock loads. During the manufacturing process, the metal is heat-treated to increase strength and reduce corrosion.
A single chain is designed for a single sprocket, while a double chain consists of two identical chains connected side by side. Double chains are more durable than simple chains because double rollers contain roller bearings, pins, and other components. Simplex drive chains can handle high loads, while duplex drive chains are designed for medium-duty applications.

leaf chain

Blade chains are used in reciprocating devices such as forklifts. They are also used in machine tools for counterweight chains. Leaf chains come in a variety of lengths, usually with female or male ends. Leaf chains can be manufactured in even or odd pitches and are ideal for lifting and balancing. This article will introduce some key uses of leaf chains in drive chains. Additionally, we’ll discuss how they are made and how they behave in applications.
Most drive chains today are made from leaf chains. These chains are designed to increase the strength of the chain. However, they are less expensive than other types of chains. You can also purchase specialized leaf chains for certain applications. CZPT Chain also offers custom leaf chains for your unique needs. Leaf chains are commonly used in forklifts, material handling, and lifting applications. They are usually made from high-quality components. The BL1688 Leaf Chain has 8 x 8 laces and is sold in 10-foot boxes or 25- to 100-foot reels. The leaf chain can be cut as needed.
When selecting a leaf chain for a specific application, consider the minimum tensile strength of the chain. The minimum breaking strength must be high enough to protect the worker or machine, but must also be legal for the type of machine. Most manufacturers publish this minimum strength requirement. To make the most durable leaf chain, design engineers must consider the ISO4347 standard when choosing the right leaf chain. Leaf chain manufacturers tend to exceed international standards by about 20%.
chain

roller chain

Roller chains are made from a variety of materials. Some common materials include steel and stainless steel. The most suitable material depends on cost, environmental conditions, and horsepower transmission design. Chain manufacturers can optimize the material for the intended use. Depending on its size, spacing, and special construction techniques, it can be made lighter or heavier. This is an advantage for applications in noise-sensitive environments. Below are some examples of common uses for roller chains.
The wear of the components in a roller chain is an unavoidable part of its operation. The amount of elongation depends on factors such as lubrication, load, and the frequency of articulation between the pin and bushing. Manufacturing critical wear parts require careful attention to detail. Proper raw materials, manufacturing, and assembly are critical to product performance and longevity. If these components aren’t of high quality, they won’t last as long as the chain should.
The industry recommends measuring the wear elongation of the roller chain to determine when it needs to be replaced. Proper safety procedures must be used to measure chain tension. The tight span of the chain shall be measured by applying the measuring load specified by ANSI. A correctly measured roller chain is safe to use. For motorcycles, the chain is bigger and stronger. Often, toothed belts are replaced by shaft drives because they are less noisy and require less maintenance.
Tensile strength is the most commonly used measurement method for roller chains. This measurement represents the amount of load the chain can withstand before it breaks. Fatigue strength is another measure of durability. Fatigue strength measures how long a roller chain can withstand long-term use before failing. These two measurements are closely related and maybe the same or different. In addition to tensile strength, fatigue strength is a useful factor to consider when purchasing a chain.

China manufacturer Conveyor Chain Block for HOMAG Edge Banding Machine CCE004     steel bush chainChina manufacturer Conveyor Chain Block for HOMAG Edge Banding Machine CCE004     steel bush chain
editor by czh

China manufacturer Hot-selling Steel And Aluminum Towline Metal Tank Chain Machine Tool Engineering Steel Towline a2050 roller chain

Model Amount: Steel Drag Chain
Composition: forged chain website link
Purpose: Transmission Chain
Common or Nonstandard: Common
Product name: Steel Drag Chain
Substance: Metal
Coloration: Silver
Keywords and phrases: Steel Drag Chain
Software: Components
Packaging Specifics: Deal or Wood case
Port: ZheJiang Port

Area of OriginChina ZheJiang
Brand IdentifyJieYuan
Online video outgoing-inspectionOffered
Machinery Examination ReportOffered
Advertising and marketing VarietyNew Item 2571
Guarantee of core componentsone Year
Right after Guarantee ServiceVideo clip technical assist, On-line assistance
Item titleMetal Drag Chain
PerformEffortless
ApplicationMachine
Supply Capability8000 Meter/Month
ColourClient Requirement
HangZhou Jieyuan Machinery Producing Co., Ltd. has been focusing on item advancement, layout, creation and sales. The company’s principal products incorporate cantilever manage box, engineering plastic drag chain, steel aluminum alloy drag chain, machine device protective go over, device go over, device instrument handle, machine device perform mild, etc. it makes the most higher-conclude goods with timely shipping and comprehensive item requirements. If you have any queries about installation or specifications, you should really feel cost-free to get in touch with us. We will be satisfied to supply you with 24-hour support. Our firm will supply you with first-course good quality and very good track record. We are prepared to cooperate with close friends in the exact same business at residence and overseas to offer a lot more large-high quality products for far more close friends. Q1: Can I get some samples?A: Sure, sample buy is obtainable for quality check and market place examination. But you have to pay out the sample cost and express cost.Q2: Do you get customized get?A: Indeed, ODM & OEM are welcomed.Q3: What’s the lead time?A: In accordance to the order quantity, modest purchase typically require 3-5 times, massive purchase need to have negotiation.This fall: What’s your guarantee phrases?A: We supply twelve months guarantee time.Q5: What is actually your payment phrases?A: We get Escrow, T/T, West Union, Money and and so on.

Roller Chain Maintenance Tips

There are many things to keep in mind when maintaining a roller chain. The main reasons include friction and external influences. Without proper lubrication and adjustment, such chains will wear prematurely. Here are some tips for keeping your roller chain in top shape. continue reading! This will make your process easier. We will also discuss the cost of the new roller chain. As always, remember to check for loose ends and adjust the chain regularly.
chain

Preloading

Roller chains are designed to accommodate many different types of loads. Sprockets are the main cause of chain wear. Axial and angular misalignment occurs when the sprocket faces are not properly aligned. Both types of misalignment increase stress and wear on the roller chain. They can also negatively affect the drive. Therefore, choosing the right chain is an important consideration.
Preloading helps to eliminate initial elongation and extend service life. The benefits of preloading can be seen in the preloading chart. Significant elongation occurs during drive startup with no or minimal preload. This is due to the surface hardness of the worn parts. On the other hand, a properly preloaded chain shows little elongation during the initial start. Therefore, proper preload can prolong wear life.
Although elongation is a natural phenomenon in any drive, it can be minimized or eliminated with proper maintenance. In addition to regular inspections, you should do a full inspection of your chain after the first hundred hours. This inspection should focus on key life factors such as 3% elongation, how the chain is lubricated, and any other issues that may affect life. A good quality chain should have the longest life and no problems.
There are many different roller chain specifications. A good rule of thumb is to choose chains with at least five links. Then, tighten the chain until a break occurs, and it will tell you what kind of break occurred. Alternatively, you can use a roller chain with the maximum allowable load. As long as the MAL doesn’t exceed that number, it’s still perfectly safe to use it for any application.

lubricating

When it comes to lubrication, there are several different techniques. For example, spray lubrication is a popular method for high-horsepower drives and high-load and fast-moving machines. This method is very effective, but it is expensive, and spraying the chain too far out of the guard can cause leaks. Another common method is brush lubrication. Brush lubrication involves applying a continuous flow of oil to the chain, pushing it into the chain. This lubrication technique reduces the application temperature of the chain. Also, it can extend the life of the chain, depending on the manufacturer’s specifications.
While the lubrication of roller chain couplings varies by application, sprocket hubs should be lubricated monthly to ensure proper sealing. The amount of oil used depends on the rotational speed and the type of roller chain coupling. In general, lubricants used in roller chain couplings should have excellent adhesion, oxidation, and mechanical stability.
Wear-resistant lubricants are recommended. They prevent the rollers from sticking to each other and prevent rusting. These lubricants have low surface tension and are not harmful to metal or O-ring chains. The optimum lubrication method depends on ambient temperature, horsepower, and chain speed. Properly lubricating a roller chain increases the life of the chain and reduces the risk of wear.
Proper lubrication of the roller chain is essential to prevent corrosion and prolong its service life. The oil forms a smooth film on the chain components, reducing metal-to-metal contact and minimizing friction and wear. Additionally, the oil provides a smooth running surface and reduces noise. However, the running-in process of roller chain lubrication cannot be underestimated. When using heavy-duty oils, ensure that the lubricant is compatible with operating and ambient temperatures.

Maintain

To extend the life of your roller chain, you need to carry out regular inspections. First, you should check the T-pin on the link plate at the joint. If they are not connected properly, it can cause the chain to stretch and not maintain proper spacing and timing. Next, you should look for unusual noise, corrosion, and dirt that may indicate wear. If you notice any of these problems, it’s time to replace the chain.
In order to properly maintain a roller chain, both areas of the roller chain must be lubricated with the correct lubricant. Lubricants used should be SAE non-degreased oils. There are several types of lubricants available, but the best one is a petroleum-based oil with a high viscosity. You can also check for signs of wear, such as red or brown discoloration. This means that there is not enough lubrication.
While the life expectancy of a roller chain is unknown, it is important to know how to extend its life and maximize its effectiveness. Improper tension and alignment can shorten its life and place undue stress on the drive system and the chain itself. Incorrect tension can also lead to slippage and increased energy output. Therefore, you should calculate the tension and alignment of the chain during the initial installation. Check and adjust regularly.
Another way to extend the life of your rollers is to thoroughly clean the inside and outside of the rollers. You should also lubricate it frequently to prevent excessive heat buildup. Designed to prevent overheating by limiting the amount of work during break-ins. Additionally, regular inspections will help you catch anomalies early enough to stop operations. Last but not least, regular lubrication will prolong the life of the roller chain.

Cost

Buying a roller chain is a big decision, but initial cost shouldn’t be the only consideration. The cost of the roller chain itself, as well as the running costs, should be considered. Even the lowest-priced chains can be more expensive in the long run. Additionally, maintenance and energy costs may increase. The best roller chain for your business will be the one that best suits your needs. Listed below are some considerations to consider when purchasing a roller chain.
First, what material should you use? Roller chains come in many different materials. Stainless steel is a commonly used material in construction. Materials are selected based on the cost and design of chain horsepower transmission. Various manufacturing processes will determine which material is suitable for your application. Also, the weight of the chain will vary depending on its pitch and the construction technique used. A large part of the cost of a roller chain is on the drive sprocket.
Another consideration is installation cost. Roller chains are commonly used in agricultural and transportation applications, especially for agronomic products. If lubrication is your concern, maintenance-free chains are the best choice. Corrosion-resistant chains are ideal for wet environments. They are sold in boxed lengths, so replacing a longer length requires adding a shorter length. To avoid trouble, use the skateboard to help connect the links.
Another consideration is the overall width. The overall width of an open #40 roller chain may vary but should be at least 10 feet wide. Although it is not the most expensive type of roller chain, it will last longer. Using it correctly will increase its overall longevity, so it’s a good idea to choose it wisely. If your business uses roller chains regularly, the cost reduction is well worth it.
chain

Application

A roller chain consists of a pair of alternating pins and roller links. The pins are pressed into the side panels and hinged to the rollers. Roller chains can be single or multi-strand, connected by a common pin. The multi-strand design provides higher shear strength for demanding power transmission applications. Typical applications for roller chains include conveyors, hoists, and other mechanical equipment.
The horsepower capability of a roller chain is limited by several factors, including pin shock and friction. While research into these factors has placed some limits on the maximum operating speed of the roller chain, practical experience has shown that these systems can be used at higher speeds. Proper lubrication and cooling can increase the durability of these chains. In addition, roller chain applications include:
Drive and conveyor systems are the two main uses of roller chains. During driving operations, wear and elongation are a natural part of the operation. However, lubrication plays a vital role in minimizing wear and shock loads. Therefore, wear is inevitable and special care must be taken to ensure proper lubrication. Additionally, lubrication reduces heat dissipation in the chain.
The materials used to make roller chains vary from one type to another. Stainless steel is common, but nylon or brass are sometimes used. These materials are less expensive and more durable than steel or stainless steel. The best material for the job depends on a variety of factors, including cost, environmental conditions, and design horsepower transmission. For example, the pin bushing contact area is a critical area requiring lubrication. Additionally, some coatings are designed to retard the corrosive effects of water or oil.
China manufacturer Hot-selling Steel And Aluminum Towline Metal Tank Chain Machine Tool Engineering Steel Towline     a2050 roller chainChina manufacturer Hot-selling Steel And Aluminum Towline Metal Tank Chain Machine Tool Engineering Steel Towline     a2050 roller chain
editor by czh