Small Sprocket



Premier Sprocket Solutions: Excellence in Manufacturing and Innovation

Founded over two decades ago, our company has grown into a leading manufacturer and supplier of high-quality sprockets, serving a diverse range of industries worldwide. With a state-of-the-art manufacturing facility spanning over 50,000 square meters and a dedicated team of over 300 skilled professionals, we have established ourselves as pioneers in sprocket technology. Our relentless pursuit of excellence and innovation has equipped us with advanced production capabilities and a robust quality assurance system, ensuring that every sprocket we produce meets the highest standards of performance and reliability.

Our sprocket products are renowned for their durability, precision, and versatility. Made from premium materials and subjected to rigorous testing, our sprockets are designed to withstand the harshest conditions and deliver consistent performance. Whether it’s for industrial machinery, agricultural equipment, motorcycles, or bicycles, our sprockets provide optimal functionality and efficiency. With a comprehensive range of sizes and configurations, we cater to the specific needs of various applications, including conveyor systems, packaging machines, and automotive assemblies.

As specialists in the sprocket industry, our expertise and influence are unmatched. We have earned the trust of clients globally through our commitment to quality and innovation. Our research and development team continually strives to enhance our products, incorporating the latest technological advancements to meet evolving market demands.

Our service philosophy is centered around customer satisfaction. We offer comprehensive after-sales support, ensuring that our clients receive timely and effective assistance. Our dedication to continuous improvement drives us to innovate, ensuring that our sprockets remain at the forefront of the industry. Partner with us to experience superior sprocket solutions and unparalleled service excellence.

Advantages of sprocket



Sprockets are designed to withstand heavy loads and harsh conditions, making them highly durable and long-lasting. This reduces the need for frequent replacements and maintenance, saving both time and money.



High-quality sprockets are manufactured with precise engineering, ensuring smooth and accurate power transmission. This precision helps maintain the efficiency and reliability of machinery.



Sprockets are available in a wide range of sizes and configurations, making them suitable for various applications across different industries, including automotive, industrial machinery, agriculture, and cycling.

What is a sprocket?

A sprocket is a wheel with teeth around the outer edge that fit into the holes in a chain or a length of film or tape in order to move it around. It is commonly used in various mechanical systems to transmit power or motion. Sprockets are precision-engineered to ensure smooth and reliable operation, and they are made from high-quality materials to ensure durability.

Applications of sprocket in industries

Automotive Industry:

Timing Systems: Sprockets are used in engine timing systems to synchronize the rotation of the crankshaft and camshaft, ensuring proper valve operation.
Motorcycles: Sprockets are essential components of the drivetrain, connecting the engine to the rear wheel via a chain, facilitating power transfer and speed regulation.

Industrial Machinery:

Conveyor Systems: Sprockets drive the chains that move materials along conveyor belts, essential in manufacturing, packaging, and material handling.
Packaging Machines: Used to control the movement of packaging materials and products, ensuring accurate and efficient packaging processes.


Harvesting Equipment: Sprockets are used in combines and harvesters to drive chains that move crops through the machinery.
Tractors and Plows: Sprockets help transmit power to various attachments and implements, enhancing the functionality of agricultural machinery.


Excavators and Bulldozers: Sprockets drive the tracks, enabling movement and maneuverability over rough terrain.
Cranes: Sprockets are used in the lifting mechanisms, providing precise control over the movement of loads.

Food and Beverage Industry:

Processing Equipment: Sprockets are used in machinery that processes, sorts, and packages food items, ensuring hygienic and efficient operation.
Conveyors: Essential in moving products through different stages of production, from raw material handling to final packaging.

Textile Industry:

Weaving and Knitting Machines: Sprockets drive the mechanisms that control the movement of yarns and fabrics, ensuring accurate and high-speed production.
Printing and Dyeing Equipment: Used to drive rollers and other components, facilitating the precise application of dyes and patterns.

Mining and Quarrying:

Drilling Rigs: Sprockets are used to control the movement of drilling chains and cables, providing stability and precision.
Conveyor Belts: Essential in transporting mined materials from extraction points to processing areas.


Sprocket crafting materials


Carbon Steel: Known for its strength and durability, carbon steel is commonly used for heavy-duty sprockets. It can withstand high loads and harsh environments.
Stainless Steel: Offers excellent corrosion resistance, making it ideal for use in food processing, medical, and marine applications where hygiene and resistance to rust are crucial.
Alloy Steel: Alloyed with other elements like chromium, nickel, or molybdenum, alloy steel sprockets offer enhanced strength, toughness, and resistance to wear and fatigue.


Lightweight and corrosion-resistant, aluminum sprockets are suitable for applications where weight reduction is important, such as in bicycles and motorcycles. Aluminum sprockets are also used in environments where exposure to moisture and chemicals is a concern.


Nylon: Nylon sprockets are lightweight, corrosion-resistant, and operate quietly. They are used in applications where noise reduction and chemical resistance are important.
Acetal (Delrin): Known for its high strength and low friction, acetal sprockets are used in applications requiring precise and smooth operation, such as in conveyor systems and packaging machines.
Polyurethane: Offers good wear resistance and flexibility, making polyurethane sprockets suitable for applications with moderate loads and where vibration damping is needed.

Cast Iron:

Known for its excellent machinability and wear resistance, cast iron sprockets are used in heavy machinery and industrial applications where durability is essential.

Brass and Bronze:

These materials offer good corrosion resistance and are used in specialized applications where electrical conductivity or reduced friction is required.


Titanium sprockets are extremely strong, lightweight, and corrosion-resistant, making them suitable for high-performance applications in aerospace, racing, and other demanding environments.

Composite Materials:

Combinations of materials, such as metal-reinforced plastics or carbon fiber composites, are used to achieve a balance of strength, weight, and resistance to environmental factors. These are often found in high-tech and specialized applications.


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What are the sprocket selection and design considerations?


Load and Strength Requirements: Select materials based on the application’s load and strength requirements. Common materials include carbon steel, stainless steel, aluminum, plastic, and composites.
Environmental Conditions: Consider corrosion resistance, temperature tolerance, and chemical exposure. Stainless steel and composites are suitable for corrosive environments.

Sprocket Size:

Pitch Diameter: The pitch circle’s diameter determines the sprocket’s size. It must match the chain size.
The number of Teeth affects the system’s speed and torque. More teeth provide smoother operation and longer chain life, but fewer can handle higher torque.
Tooth Profile: Ensures proper engagement with the chain and reduces wear.

Chain Compatibility:

Chain Pitch: The distance between the centers of two consecutive chain pins. The sprocket must match the chain pitch.
Chain Type: Ensure compatibility with the type of chain, such as roller chain, conveyor chain, or timing chain.

Load and Speed Requirements:

Load Capacity: Sprockets must be able to handle the maximum load of the system without failure.
Operating Speed: Higher speeds require sprockets with more precise manufacturing and better balance to reduce vibration and noise.

Design and Mounting:

Hub Design: Choose between plain, keyed, or splined hubs based on the shaft and mounting requirements.
Bore Size: The internal diameter of the sprocket hub must match the shaft diameter.
Mounting Style: Options include fixed, taper-lock, and quick disconnect for easy installation and maintenance.

Alignment and Tension:

Proper Alignment: Ensures smooth operation and reduces wear. Misalignment can lead to increased friction and premature failure.
Chain Tension: Maintain appropriate tension to avoid slippage and excessive wear.

Application-Specific Considerations:

Noise Reduction: For applications where noise is a concern, consider sprockets with optimized tooth profiles and materials that reduce noise.
Maintenance and Replacement: Easy-to-maintain designs such as segmental sprockets or quick-disconnect types can reduce downtime.
Environmental Impact: Consider materials and designs that minimize ecological impact for environmentally sensitive applications.


Budget Constraints: Balance the need for high-quality materials and precision manufacturing with budget constraints.
Long-Term Costs: Consider the total cost of ownership, including maintenance, replacement, and downtime costs.

Performance Requirements:

Efficiency: Choose sprockets that maximize the efficiency of power transmission.
Durability: Consider the expected lifespan and durability of the sprocket in the specific application environment.

Safety Standards and Regulations:

Ensure that the selected sprocket meets industry-specific safety standards and regulations, especially in critical medical or food processing equipment applications.

How to maintain and maintain sprocket´╝č

Regular Inspection:

Visual Check: Inspect sprockets regularly for signs of wear, damage, and alignment issues. Look for worn teeth, cracks, and deformation.
Chain Engagement: Ensure the chain engages appropriately with the sprocket teeth without slipping or jumping.


Appropriate Lubricant: Use the recommended lubricant for your specific application. Lubrication reduces friction, wear, and heat.
Lubrication Frequency: Lubricate the sprocket and chain at regular intervals. The frequency depends on the operating conditions and the environment.


Check Alignment: Ensure the sprocket and chain are correctly aligned. Misalignment can cause uneven wear and reduce the sprocket and chain’s lifespan.
Adjust Alignment: Adjust the alignment as necessary to maintain smooth operation. Use alignment tools if needed.

Tension Adjustment:

Proper Tension: Maintain the correct chain tension. A too-tight chain can cause excessive wear on the sprocket, while a too-loose chain can lead to slipping and uneven wear.
Regular Adjustments: Regularly check and adjust chain tension to account for any stretching or slack that develops over time.


Remove Debris: Regularly clean the sprocket and chain to remove dirt, debris, and old lubricant. Use a soft brush or cloth to avoid damaging the sprocket teeth.
Cleaning Agents: Use appropriate cleaning agents that do not harm the sprocket material or the chain.


Monitor Wear: Monitor wear patterns. If the sprocket teeth become sharp, hooked, or excessively worn, it is time to replace them.
Simultaneous Replacement: Replace the chain and sprocket together to ensure proper engagement and prevent premature wear of the new sprocket.

Environmental Considerations:

Corrosive Environments: In environments where corrosion is a concern, use corrosion-resistant materials like stainless steel and ensure regular cleaning and lubrication.
Dusty or Dirty Environments: To prevent abrasive wear, more frequent cleaning and lubrication may be necessary in dusty or dirty environments.

Load Management:

Avoid Overloading: Ensure the sprocket is not subjected to loads exceeding design specifications. Overloading can cause premature wear and damage.
Shock Loads: Minimize shock loads by ensuring smooth operation and avoiding sudden starts or stops.


Proper Storage: Store sprockets in a clean, dry environment to prevent rust and damage. Ensure they are not subjected to heavy loads or impacts during storage.


Maintenance Records: Keep detailed records of all maintenance activities, including inspections, lubrication, adjustments, and replacements. This helps identify patterns and plan preventive maintenance.

What are the manufacturing processes of sprocket?

Material Selection:

Choosing the Right Material: The first step involves selecting the appropriate material based on the application requirements. Common materials include carbon steel, stainless steel, aluminum, and plastics.

Cutting and Shaping:

Blanking: Cutting the raw material into the basic shape of the sprocket, usually from a metal sheet or bar stock. This can be done using mechanical or hydraulic presses.
CNC Machining: Computer Numerical Control (CNC) machines precisely cut and shape the sprocket. This includes milling the teeth, hub and bore.

Teeth Forming:

Hobbing: A standard method for cutting sprocket teeth. A hob (a cutting tool) is used to cut the teeth into the sprocket blank progressively.
Milling: Teeth can also be milled using a milling machine, which involves removing material to create the tooth profile.
Broaching: Broach is used for internal teeth, and it is pushed or pulled through the material to create the desired tooth shape.

Heat Treatment:

Hardening: Heat treatment processes such as quenching and tempering increase the hardness and strength of the sprocket, especially the teeth, to resist wear and extend service life.
Case Hardening: This process hardens only the surface layer of the sprocket teeth, providing a wear-resistant exterior while maintaining a rugged interior.

Surface Finishing:

Grinding: After heat treatment, grinding achieves the final dimensions and surface finish, ensuring precision and smooth operation.
Polishing: Polishing can be done to improve the surface finish, reduce friction, and enhance the appearance.

Coating and Plating:

Electroplating: Sprockets can be coated with zinc, nickel, or chromium to improve corrosion resistance and wear properties.
Powder Coating: A dry powder is applied electrostatically and cured under heat, providing a protective and decorative finish.


Integrating Components: For sprockets that are part of a larger assembly, this stage involves integrating the sprocket with hubs, bearings, or other components.

Quality Control:

Inspection: Each sprocket undergoes a thorough inspection to meet the specified dimensions and quality standards. This can include visual inspection, dimensional checks using micrometers and calipers, and hardness testing.
Testing: Functional tests may be conducted to ensure the sprocket performs correctly under load and in its intended application.

Packaging and Shipping:

Protective Packaging: Sprockets are packaged to prevent damage during transportation. This may include using protective materials such as foam, bubble wrap, or custom packaging solutions.
Labeling: Each package is labeled with product information, including part number, material, and specifications, to ensure accurate delivery to the customer.

What is the history and development of sprocket?

Ancient Beginnings:
Early Mechanisms: The concept of using teeth or cogs to transfer motion dates back to ancient civilizations. Early examples include the use of wooden gears in ancient Greek and Roman engineering, such as the Antikythera mechanism (circa 100 BCE), which used gear mechanisms to predict astronomical positions and eclipses.
Chinese Innovations: In ancient China, wooden gears were used in various applications, including water-lifting devices and astronomical instruments, such as Zhang Heng’s seismometer (132 CE).

Medieval Advancements:
Mechanical Clocks: The development of mechanical clocks in medieval Europe (circa 13th century) saw the use of metal gears and sprockets to regulate timekeeping mechanisms.
Milling Machines: Water mills and windmills utilized sprockets and gears to transfer power from the rotating blades or waterwheel to grind grain.

Industrial Revolution:
Machine Tools: The Industrial Revolution (18th and 19th centuries) brought significant advancements in manufacturing and machining techniques. The use of metal gears and sprockets became more widespread in machinery and industrial applications.
Bicycle Development: In the 19th century, the invention and popularization of bicycles saw the development of chain-driven systems. The first commercially successful safety bicycle, the “Rover” by John Kemp Starley (1885), used a chain and sprocket system to transmit power from the pedals to the rear wheel.

20th Century Innovations:
Automobiles and Motorcycles: The rise of the automotive and motorcycle industries in the early 20th century led to the extensive use of sprockets in engines, drivetrains, and timing mechanisms. Sprockets became essential components in internal combustion engines, ensuring precise timing and power transmission.
Industrial Machinery: The development of advanced manufacturing processes and machinery saw sprockets being used in conveyor systems, packaging machines, and various industrial equipment to improve efficiency and productivity.
Materials and Technology: Advances in metallurgy and materials science introduced new materials such as stainless steel, aluminum, and specialized alloys, enhancing the durability and performance of sprockets. The advent of CNC (Computer Numerical Control) machining in the latter half of the 20th century allowed for greater precision and customization in sprocket manufacturing.

Modern Developments:
High-Performance Applications: In the late 20th and early 21st centuries, sprockets found applications in high-performance industries such as aerospace, robotics, and renewable energy. Lightweight materials like titanium and composites are now used in specialized applications where weight and strength are critical factors.
Technological Integration: Modern sprockets are designed with advanced CAD (Computer-Aided Design) software, allowing for optimized tooth profiles and enhanced performance characteristics. Precision manufacturing techniques such as laser cutting and additive manufacturing (3D printing) have further improved the quality and customization of sprockets.
Environmental Considerations: With increasing emphasis on sustainability, modern sprocket designs often focus on energy efficiency, reduced friction, and longer service life, contributing to lower environmental impact.

Main types of sprockets

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Chain Sprockets:

Single Strand (Simplex) Sprockets: Designed for single-strand chains, these sprockets are common in light to moderate load applications.

Roller Chain Sprockets:

Standard Roller Chain Sprockets: These are the most common type of sprockets, used with standard roller chains in various industrial applications.

Industrial Sprockets:

Plate Sprockets: Simplified sprockets without a hub, used in lighter applications where space and weight are considerations.

Why choose our company´╝č

1. High-quality products: Our company is committed to providing the highest-quality sprocket. Our products are precision-engineered and manufactured using advanced materials to ensure durability, reliability, and consistent performance.

2. Comprehensive Service: We pride ourselves on providing excellent customer service. Our professional team is ready to answer your questions, provide technical support, and provide solutions tailored to your needs.

3. Competitive Prices: Our company offers competitive prices without compromising quality. We believe in creating value for our customers and work hard to ensure our products fit every budget.

4. Excellent after-sales support: We know a product is only as good as the support you receive after purchasing it. Our company provides comprehensive after-sales services, including timely repair, replacement, and maintenance, ensuring that your sprocket is in optimal condition for a more extended period.

5. Rich product range: Our company provides a variety of sprocket shafts to meet different applications and requirements. We can provide you with the right product.