Product Description

 

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Product Description

Our QLD series silent chain is a power transmission chain designed for high-speed and high-torque applications. It is known for its quiet operation, long life, and high efficiency. 
The chain features a high-strength construction that allows it to handle heavy loads and high speeds without stretching or breaking.

 

 

When you need a specific design, we can provide customised solutions based on what you need. Whether you require specific features, plans, materials, or specifications, our team can work to ensure you get a chain that fully meets your needs.
Are you looking for other chains? 
Leave your message below, and feel free to contact us!

 

FAQ

Question 1: Are you a Manufacturer or a Trading Company?
Answer:
We are a 100% chain manufacturer with 23 years of experience
Question 2: What should I provide to get a quotation?
Answer:
1. Type of the chain (with photos if available)
2. Pitch of the chain
3. Width of the chain
4. Length and quantity of the chain
5. Other specific requirements
Question 3: How long is your manufacturing and delivery time?
Answer: 
Products are usually finished in 2 weeks, depending on the type and quantity. Also, please get in touch with us to check the delivery time to your destination.
Question 4: How long is your guaranteed time?
Answer: 
We offer a three-year guarantee if you purchase chains and matched sprockets together.
If you need chains only, a one-year guarantee can also be confirmed.
Question 5: Trade terms and Payment terms?
Answer:
We accept EXW, FOB, DDU, Door to Door. Payment terms, such as T/T, L/C, and Western Union, are acceptable. We also provide the service of Online Trading in this B2B platform.

 

Company Profile

 

 

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Standard or Nonstandard: Standard
Application: Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Food Machinery, Marine, Mining Equipment, Agricultural Machinery
Structure: Tooth Chain
Samples:
US$ 100/Meter
1 Meter(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

transmission chain

How does the length of a transmission chain impact its performance?

The length of a transmission chain plays a significant role in its overall performance and functionality. Here’s a detailed explanation:

1. Proper Fit and Function: The length of a transmission chain needs to be carefully selected to ensure it fits and functions correctly within the designated system. If the chain is too short, it may not be able to reach the sprockets or pulleys properly, leading to ineffective power transmission and potential chain slippage. On the other hand, if the chain is too long, it may sag, create excessive tension, or cause interference with other components, resulting in inefficient operation or premature wear.

2. Tension and Slack Control: The length of a transmission chain affects the tension and slack control within the system. A properly tensioned chain ensures optimal power transmission, reduces backlash, and minimizes the risk of chain derailment. The chain length must be adjusted to maintain the appropriate tension throughout the operating cycle, considering factors such as load variations, temperature changes, and system dynamics.

3. Flexibility and Bending Requirements: The length of a transmission chain influences its flexibility and bending characteristics. Longer chains may have a higher degree of flexibility, allowing them to navigate complex paths or accommodate greater distances between sprockets or pulleys. However, excessive chain length can lead to excessive bending, resulting in increased friction, wear, and potential premature failure.

4. Sprocket Interactions: The length of the transmission chain affects its interaction with the sprockets or pulleys. The number of chain links determines the engagement between the chain and the teeth of the sprockets. Proper length ensures smooth engagement, minimal tooth wear, and efficient power transfer. Incorrect chain length can cause misalignment, increased noise, and accelerated sprocket or chain wear.

5. System Efficiency and Performance: The length of a transmission chain directly impacts the overall efficiency and performance of the system. A properly sized chain ensures optimum power transmission, minimal energy losses, and reliable operation. By selecting the appropriate chain length, system designers can maximize efficiency, minimize wear, and optimize the lifespan of both the chain and related components.

When selecting the length of a transmission chain, it’s crucial to consider the specific requirements of the application, including the distance between sprockets or pulleys, the desired tension, and the expected load conditions. Consulting with chain manufacturers or industry experts can provide valuable guidance in determining the appropriate chain length for optimal performance and longevity.

transmission chain

What are the benefits of using a corrosion-resistant coating on a transmission chain?

A corrosion-resistant coating offers several advantages when applied to a transmission chain. Here’s a detailed answer to the question:

1. Enhanced Durability: Corrosion can significantly impact the lifespan and performance of a transmission chain. By applying a corrosion-resistant coating, the chain is protected from the damaging effects of moisture, chemicals, and environmental factors, increasing its durability and longevity.

2. Rust Prevention: Rust formation on a transmission chain can lead to friction, wear, and reduced functionality. A corrosion-resistant coating acts as a barrier, preventing the chain from coming into direct contact with moisture or corrosive substances, thereby inhibiting rust formation and maintaining the chain’s smooth operation.

3. Improved Performance: Corrosion can affect the smooth movement of the chain, causing stiffness, binding, or seizing. With a corrosion-resistant coating, the chain experiences reduced friction and resistance, leading to improved performance, efficient power transmission, and reduced energy consumption.

4. Reduced Maintenance: A transmission chain with a corrosion-resistant coating requires less frequent maintenance and cleaning compared to an uncoated chain. The coating acts as a protective layer, minimizing the accumulation of dirt, debris, and contaminants, thereby reducing the need for frequent cleaning and maintenance.

5. Cost Savings: The use of a corrosion-resistant coating on a transmission chain can result in long-term cost savings. By extending the lifespan of the chain and reducing maintenance requirements, the need for chain replacements and associated downtime and expenses are minimized.

6. Versatility: Corrosion-resistant coatings are available in various formulations suitable for different environments and applications. Whether the transmission chain operates in outdoor conditions, high humidity, chemical exposure, or other corrosive environments, there are coatings specifically designed to provide optimal protection.

7. Environmental Considerations: Using a corrosion-resistant coating on a transmission chain contributes to environmental sustainability. By extending the life of the chain, fewer resources are consumed in manufacturing replacements, reducing waste generation and promoting a more eco-friendly approach.

It’s important to note that the selection of the appropriate corrosion-resistant coating depends on the specific operating conditions, such as temperature, chemical exposure, and the type of corrosive agents encountered. Consulting with coating manufacturers or experts can help determine the most suitable coating solution for a transmission chain based on the application requirements.

transmission chain

What are the common causes of failure in transmission chains?

Transmission chains are subject to various factors that can contribute to their failure over time. Here’s a detailed explanation:

1. Insufficient Lubrication: Inadequate or improper lubrication is one of the leading causes of chain failure. Insufficient lubrication can lead to increased friction, heat generation, and accelerated wear between the chain’s components, such as pins, bushings, and rollers.

2. Contamination: Contaminants like dirt, dust, debris, and moisture can enter the chain system, affecting its performance and causing accelerated wear. Contamination can hinder proper lubrication, increase friction, and cause corrosion, leading to chain failure.

3. Overloading: Applying excessive loads beyond the chain’s rated capacity can lead to overloading, which causes stress and deformation of the chain’s components. Overloading can result in chain elongation, accelerated wear, and ultimately, chain failure.

4. Misalignment: Improper alignment of the chain and sprockets can cause uneven distribution of forces, leading to localized wear and increased stress on certain areas of the chain. Misalignment can result from incorrect installation or wear and tear of sprockets, leading to premature chain failure.

5. Fatigue: Repeated cyclic loading and stress can cause fatigue in the chain, leading to cracks, fractures, and ultimately, chain failure. Fatigue failure is more likely to occur when the chain is subjected to high-speed or high-frequency applications.

6. Corrosion: Exposure to corrosive environments, such as high humidity, chemicals, or extreme temperatures, can cause corrosion on the chain’s components. Corrosion weakens the chain’s structural integrity, leading to premature failure.

7. Poor Maintenance: Inadequate maintenance practices, such as infrequent inspections, lack of lubrication, and neglecting to address potential issues, can contribute to chain failure. Regular maintenance, including lubrication, cleaning, and proper tensioning, is essential for the longevity and reliable performance of transmission chains.

It is important to address these factors to prevent chain failure. Proper lubrication, regular inspections, cleaning, and alignment checks are essential maintenance practices. Selecting the right chain for the application, following manufacturer guidelines, and adhering to industry standards can also help mitigate the risk of failure and ensure the optimal performance and longevity of transmission chains.

China Professional Qld8 1 Inch Centre Guide Hdl650 Low Noise Gear Box Inverted Tooth Transmission Silent Chain  China Professional Qld8 1 Inch Centre Guide Hdl650 Low Noise Gear Box Inverted Tooth Transmission Silent Chain
editor by CX 2023-12-28