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O-Ring & X-Ring Sealed Chains Custom

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O-Ring & X-Ring Sealed Chains Manufacturers

O-ring chain is made of high-strength metal material, has wear resistance, can be used for a long time in high-speed transmission system without being easily damaged. The surface of O-ring chain is specially treated, which can effectively prevent the erosion of corrosive substances and extend the service life.O-ring chain can work normally in high-temperature environment and will not be deformed or damaged due to temperature increase. O-ring chain has good sealing performance, which can effectively prevent the leakage of lubricating oil or other liquids and maintain the normal operation of the transmission system. X-ring sealed roller chain is based on the traditional roller chain, with an X-shaped cross-section seal ring installed between the inner and outer links to prevent lubricating oil leakage and foreign matter from entering the chain link, thereby significantly improving the durability and transmission performance of the chain. It forms four sealing edges in contact with the chain link, which has a better sealing advantage than the traditional O-ring (two seals). The X-ring has a reasonable contact angle with the chain plate, and the friction resistance is smaller than that of the O-ring, which makes the operation lighter and faster. Multi-point contact improves the sealing integrity and reduces the entry of dust, moisture and sand.

About Us
Hangzhou Qianjiang Chain Industries Co., Ltd.
Hangzhou Qianjiang Chain Industries Co., Ltd.
Hangzhou Qianjiang Chain Industries Co., Ltd. was founded in 1987, as China O-Ring & X-Ring Sealed Chains Manufacturers and Oil Seal Chains Factory, specializing in the production of A.B series precision roller chains, motorcycle special chains and high-end oil seal chains, all kinds of logistics transportation machinery chains, dustproof and waterproof industrial oil seal chains and agricultural machinery chain, lifting machine chain, silent tooth transmission chain, steples transmission chain, intelligent door and window bending chain, stainless steel chain, non-standard special chain and sprocket. Since 1991, in cooperation with Jilin University of Technology chain Transmission Research Institute of China chain Research Institute, the PIV steples transmission chain and CL series silent tooth chain have been optimized and upgraded, the high-end motorcycle oil seal chain and heavy-duty series precision roller chain have been developed, and the cooperation of production, learning and research has been established.
Certificate Of Honor
  • Quality Management Certificate
  • Environmental Management System Certification
  • Occupational Health and Safety Management System Certification Certificate
  • Zhejiang Province Industrial New Product Certificate
  • Certificate
  • Safety Production Standardization Certificate
  • Zhejiang Province 3.15 Gold Commitment Excellent Unit
  • Geely University Industry-Academic-Research Cooperation R&D Base
  • Zhejiang Province Science and Technology Small and Medium Enterprises Certificate
  • Focus On Quality And Keep Integrity. Demonstration Unit
  • Certificate
  • AAA Rated Credit Enterprise In Enterprise Credit Evaluation
News
  • What Makes a Heavy Duty Motorcycle Chain the Right Choice for Your Ride?

    What Is a Heavy Duty Motorcycle Chain and Who Needs One? A heavy duty motorcycle chain is a roller chain engineered to withstand significantly higher tensile loads, shock forces, and operating stresses than standard OEM-grade chains. While a factory-fitted chain on a commuter or mid-size motorcycle is designed to meet ...

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  • How Silent Chains Improve Flank Contact in Precision Drive Systems?

    What Makes Silent Chains Different From Conventional Drive Chains? When engineers talk about power transmission, the word "silent" in silent chains is not just a marketing label — it describes a fundamentally different mechanical principle. Unlike roller chains, which transfer load through rollers contacting sprocket t...

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  • How Do You Choose and Maintain the Right Motorcycle Chain for Your Ride?

    Why Your Motorcycle Chain Is More Critical Than You Think The motorcycle chain is one of the most mechanically fundamental components on any chain-driven bike, yet it is also one of the most neglected. It serves as the direct mechanical link between the engine's output — transmitted through the gearbox sprocket — and t...

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O-Ring & X-Ring Sealed Chains Industry knowledge

1. Understanding O-Ring Sealed Chains

O-ring sealed chains are commonly used in applications that require high durability and low maintenance. The O-ring is placed between the inner and outer plates of the chain, creating a seal that helps retain lubrication and protects against contaminants. This feature significantly reduces wear, extends the lifespan of the chain, and minimizes the need for frequent maintenance.

Here are the key benefits of O-ring sealed chains:

  • Improved lubrication retention
  • Protection from dirt and debris
  • Longer lifespan and less frequent maintenance
  • Enhanced performance in harsh conditions

2. The Benefits of X-Ring Sealed Chains

X-ring sealed chains are similar to O-ring chains but with an enhanced design. The X-shaped ring creates a more effective seal, providing better lubrication retention and preventing contamination. The unique shape of the X-ring reduces friction, leading to smoother operation and longer chain life, especially under high loads.

The advantages of X-ring sealed chains include:

  • Superior sealing performance
  • Reduced friction and wear
  • Increased longevity under heavy loads
  • Better resistance to contaminants and dirt

3. Oil Seal Chains: A Practical Choice for Heavy-duty Applications

Oil seal chains are designed with seals that keep oil in the chain, ensuring consistent lubrication. These chains are ideal for environments where the chain operates under high load and requires constant lubrication. The seals are effective in retaining the oil, reducing friction and wear, and ensuring the smooth performance of the chain for extended periods.

Some key advantages of oil seal chains are:

  • Maintains constant lubrication for high-performance operations
  • Reduces maintenance intervals and downtime
  • Extends the chain's service life
  • Effective under heavy-duty, high-load applications

4. Choosing the Right Chain for Your Application

Selecting the right chain type—whether O-ring, X-ring, or oil seal—depends on several factors including the operating environment, load requirements, and maintenance preferences. O-ring chains are ideal for general use where moderate protection from dirt and contaminants is needed. X-ring chains provide an advanced seal and are best for heavy-duty applications where minimizing friction and wear is critical. Oil seal chains are specifically designed for situations where constant lubrication is required, particularly in heavy-load operations.

When selecting a chain, consider the following factors:

  • Environment and exposure to contaminants
  • Load-bearing requirements
  • Lubrication needs
  • Frequency of maintenance