Product Description
Products Collection
Product Description
QLZ Chains feature symmetrically toothed link plates on both sides, enabling equal performance and precision during bilateral use. This design makes it an ideal solution for applications with changes in the direction of rotation or for multi-shaft drives. Their flexibility ensures they can easily handle these situations, providing reliable and consistent performance.
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
| Standard or Nonstandard: | Standard |
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| 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 |
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.

How does the alignment of sprockets affect the lifespan of a transmission chain?
The alignment of sprockets plays a crucial role in the lifespan and performance of a transmission chain. Here’s a detailed answer to the question:
1. Proper Load Distribution: When the sprockets are aligned correctly, the transmission chain is able to evenly distribute the load along its length. This ensures that the chain experiences uniform stress and minimizes the concentration of forces on specific chain links. Improper alignment can result in uneven load distribution, leading to accelerated wear and fatigue of the chain.
2. Reduced Friction and Wear: Proper alignment helps maintain the correct engagement between the chain and the sprockets. When the chain engages smoothly with the sprockets, friction and wear are minimized. On the other hand, misaligned sprockets can cause the chain to rub against the teeth or sides of the sprockets, leading to increased friction, wear, and potential chain failure.
3. Chain Tension: Sprocket alignment also affects the tension of the transmission chain. Proper alignment ensures that the chain remains properly tensioned throughout its operation. Excessive tension due to misalignment can lead to increased stress on the chain, resulting in accelerated wear, fatigue, and potential chain breakage. Insufficient tension can cause the chain to skip or disengage from the sprockets.
4. Smooth and Efficient Operation: When the sprockets are aligned correctly, the transmission chain experiences smooth and efficient operation. This allows for smooth power transfer, reduced vibration, and noise levels, and improved overall system performance. Misaligned sprockets can cause the chain to bind, jump, or produce excessive noise, leading to decreased efficiency and potential damage to the chain and sprockets.
5. Extended Chain Life: Proper sprocket alignment helps to extend the lifespan of the transmission chain. By ensuring that the chain operates within its design parameters and experiences minimal stress and wear, the risk of premature failure is reduced. This leads to longer chain life, reduced maintenance requirements, and lower overall operating costs.
It’s important to regularly inspect and maintain the alignment of sprockets in a transmission chain system. Proper installation, periodic alignment checks, and adjustment when necessary are essential for maximizing the lifespan and performance of the transmission chain.

Are there any industry standards or certifications for transmission chains?
Yes, there are industry standards and certifications that govern the manufacturing, quality, and performance of transmission chains. Here’s a detailed explanation:
1. ANSI/ASME Standards: The American National Standards Institute (ANSI) and the American Society of Mechanical Engineers (ASME) have developed standards for transmission chains, such as ANSI/ASME B29.1 for roller chains and ANSI/ASME B29.3 for pintle chains. These standards define the dimensions, materials, tolerances, and performance requirements for various types of transmission chains.
2. ISO Standards: The International Organization for Standardization (ISO) has also established standards for transmission chains, including ISO 606 for short-pitch precision roller chains and ISO 1275 for short-pitch conveyor chains. These standards ensure global consistency and compatibility in terms of chain dimensions and performance.
3. DIN Standards: In Germany, the Deutsches Institut für Normung (DIN) has developed standards for transmission chains, such as DIN 8187 for roller chains and DIN 8181 for bush chains. These standards are widely used in Europe and define the specifications and requirements for chain design and performance.
4. Certifications: In addition to standards, there are certifications that validate the quality and performance of transmission chains. One notable certification is the ISO 9001:2015, which demonstrates that the manufacturer has implemented a quality management system and meets the specified criteria for consistent product quality.
It is important to note that adherence to these standards and certifications is voluntary but highly recommended. Choosing transmission chains that comply with recognized standards and certifications ensures that they have been manufactured and tested to meet specific criteria for performance, reliability, and durability.
When selecting transmission chains, it is advisable to look for products from reputable manufacturers who prioritize quality and compliance with industry standards. This helps to ensure that the chains you choose will meet the necessary requirements for your application and deliver reliable performance over time.


editor by CX 2023-11-20