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China Best Sales OEM Customized Fabrication Precise Oversized Chain Pulley alternator pulley

Product Description



General Products Application /Service Area:
Metal parts for vehicle, agriculture machine, construction machine, transportation equipment, Valve and Pump system. E.g. Engine bracket, truck chassis bracket, gear box , gear housing , gear cover, shaft, spline shaft , pulley, flange, connection pipe, pipe, hydraulic valve, valve housing ,Fitting , flange, wheel, flywheel, oil pump housing, starter housing, coolant pump housing, transmission shaft , transmission gear, sprocket, chains etc.

Product Name OEM Customized Fabrication Precise Oversized Chain Pulley
Main blank Process for Aluminum Casting Die Casting, Permanent Molding /Gravity Casting, Low Pressure Casting,
High Pressure Casting/Sand Casting, Extrusion Casting etc.
Blanks Tolerance -Casting Tolerance

CT4-6 for Permanent Molding, Die Casting.

Applicable Material for casting

A356.0/ZL101,GAlSi7Mg (3.2371.61)/AlSi7Mg/, A-S7G, Al Si Alloy, Al Cu Alloy ZL201 Al Mg Alloy ZL301,ZL302,
Al Zn Alloy ZL401Zn Alloy Zamak 3, Zamak 5, Zamak 7, Zamak 2
Or according to customer requirements

Casting Blank Size /Dimensions 2 mm-1500mm / 0.08inch-60inch , or according to customer requirements
Casting Blank Weight Range from 0.01kg-50kg
Applicable Machining Process

CNC Machining/ Lathing/ Milling/ Turning/ Boring/ Drilling/ Tapping/
Broaching/Reaming /Grinding/Honing and etc.

Machining Tolerance From 0.005mm-0.01mm-0.1mm
Machined Surface Quality Ra 0.8-Ra3.2 according to customer requirement
Applicable Heat Treatment T5~T6
Applicable Finish Surface Treatment Shot/sand blast, polishing, Primer Painting , Powder coating, ED- Coating,
Finish Painting, Anodize (White or Black Color)
MOQ 1000pcs per batch
Lead Time 45days from the receipt date of pulley

Products shown here are made to the requirements of specific customers and are illustrative of the types of manufacturing capabilities available within CHINAMFG group of companies.
Please send us your detailed drawing/ sample/requirements for us offering a reasonable quotation to you and we will trying our best to make the goods in good quality and delivery in time .
CHINAMFG policy is that none of these products will be sold to 3rd parties without written consent of the customers to whom the tooling, design and specifications belong.


Product Application

Agricultural equipment Armament Automobile industry Computing equipment
• Medical / dental instruments • Measuring instruments • Miscellaneous equipment • Pharmaceutical industry
• Orthopedic implants • Safety equipment • Petrochemical industry • Industrial valves
•Fixing and movable equipment • Sanitary fittings • General machinery • Pumps and general connections

Manufacturing Process

1, Aluminium die casting is a process of injection aluminum alloy under pressure, which produces parts in high volume at low costs.
2, There are 2 processes of Aluminum die casting: hot chamber and cold chamber.
3, A complete cycle can vary from 1 second for small components to minutes for a casting of large part, making aluminium die casting the fastest technique available for producing precise aluminium alloy parts.
4, Any aluminium alloy die casting parts are customized according to the clients' drawing or samples.
5, Certification: as customer's requirements.

Die casting parts

Die casting is an industrial casting process for manufacturing cast parts of aluminum, zinc, magnesium or brass. The molten metal is pressed under high pressure into the die where it hardens and is then automatically ejected. A die casting diecan contain several cavities. Depending on the die, series ranging from approximately 300 to 400,000 molded parts can be produced due to the high output of the dies. Die casting allows parts to be manufactured with very thin walls and smooth surfaces and edges. Due to the high strength, very good dimensional accuracy and reproducibility, die casting is the optimum casting procedure for complex components and demanding applications, both in terms of quality and economy.
To achieve superior quality, we use CNC machining centers to finish the cast parts. If desired, we will add tailored components to your diecast parts in additional production steps and will assemble these into modules and assemblies.
Die cast components are used in many branches of industry for housings, covers, fittings or mountings. Depending on the
requirements, we supply die cast surfaces for decorative uses, improved corrosion protection or improved wear resistance.
Depending on the alloy and finishing process, die cast parts can be provided with the following surfaces: Sandblasting, glass bead blasting, barrel finishing, brushing, polishing, phosphating, passivating, powder coating, wet painting, eloxating, copper plating, nickel plating, screen printing or pad printing.

Technical Support:
ZheJiang CHINAMFG is professional at independent development and design. Our engineers are skilled at AUTO CAD, PRO ENGINEER, CHINAMFG WORKS and other 2D & 3D softwares. We are able to design, develop,produce and deliver your PO according to your drawings, samples or just an idea. Dural control of standard products and OEM products.

Quality Control:
1) Checking the raw material after they reach our factory------- Incoming quality control ( IQC)
2) Checking the details before the production line operated
3) Have full inspection and routing inspection during mass production---In process quality control(IPQC)
4) Checking the goods after they are finished---- Final quality control(FQC)
5) Checking the goods after they are finished-----Outgoing quality control(OQC)


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Our Company

ZheJiang CHINAMFG Machinery Manufacture Co., Ltd.
--Branch of CHINAMFG Industry Ltd.

We specialize in Metal Parts Solution for Vehicle, Agriculture machine, Construction Machine, transportation equipment, Valve and Pump system etc.

With keeping manufacturing process design, quality plHangZhou, key manufacturing processes and final quality control in house.
We are mastering key competence to supply quality mechanical parts and assembly to our customers for both Chinese and Export Market .

To satisfy different mechanical and functional requirements from our customers we are making a big range of metal products for our clients on base of different blanks solutions and technologies.
These blanks solutions and technologies include processes of Iron Casting, Steel Casting, Stainless Steel Casting, Aluminum Casting and Forging.

During the early involvement of the customer's design process, we are giving professional input to our customers in terms of process feasibility, cost reduction and function approach.

You are welcome to contact us for technical enquiry and business cooperation.

Our Customer

How do We Work with Our Clients?

1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don't even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.;
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.

Our Team

Why choose us?

1. High skilled and well-trained working team under good management environment.
2. Quick response and support for any inquiries.
3. Over 10 years professional manufacture experience to ensure high quality of your products.
4. Large and strong production capacity to meet your demand.
5. High Quality standard and hygienic environment.

6. We have very strict quality control process:

In coming Quality control (IQC) - All incoming raw material are checked before used.

In process quality control (IPQC) - Perform inspections during the manufacturing process.
Final quality control (FQC) - All finished goods are inspected according to our quality standard for
each products.
Outgoing Quality Control (OQC) - Our QC team will 100% full inspection before it goes out for
Proper Quarantine procedure - For those products got rejected to pass the quality control, they will
specially marked and dispose.
7. Good after sales services

8. Passed ISO 9001 and provide SGS/ RoHS certification if needed.

Our Package :


Packing & Delivery (Show As Above):

Inner Packing →Strong & waterproof plastic big is packed inside, to keep the product in safe condition.
Or as customer requests.

Outer Packing →Multilayer wooden box with strong bandages, used for standard export package.
Or customized as per customer's requirements.


1. Are you a manufacturer or a trading company?
We are a professional manufacturer with over 15 years' export experience for designing and producing vehicle machinery parts.

2. How can I get some samples?
If you need, we are glad to offer you samples for free, but the new clients are expected to pay the courier cost,
and the charge will be deducted from the payment for formal order.

3. Can you make customized manufacturer frame according to our drawing?
Yes, we can make customized manufacturer frame according to your drawing, 2D drawing, or 3D cad model. If the 3D cad model can be supplied,
the development of the tooling can be more efficient. But without 3D, based on 2D drawing we can still make the samples properly approved.

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Type: Transmission Bracket
Usage: Agricultural Products Processing, Farmland Infrastructure, Harvester, Grain Threshing, Cleaning and Drying
Material: Aluminum
Power Source: Diesel
Weight: Based on Drawing
Item Name: OEM Customized Fabrication Precise Oversized Chain
US$ 0.6/kg
1 kg(Min.Order)

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Customized Request

chain pulley

What are some real-world examples of chain pulley applications in various industries?

Chain pulleys find extensive applications across different industries, where they play a crucial role in lifting and moving heavy loads. Here are some real-world examples of chain pulley applications:

1. Construction Industry:

- Chain pulleys are commonly used in construction sites for lifting construction materials such as bricks, concrete blocks, and steel beams. They are also utilized in scaffolding systems to raise and lower equipment and supplies to different levels.

2. Manufacturing Industry:

- Chain pulleys are employed in manufacturing facilities for various tasks. They are used in assembly lines for lifting and positioning components during production processes. Chain pulleys are also utilized in warehouses and distribution centers for loading and unloading heavy pallets and containers.

3. Automotive Industry:

- In the automotive industry, chain pulleys are utilized in vehicle assembly plants for tasks such as lifting engines, positioning car bodies, and moving heavy parts during the manufacturing process.

4. Mining and Quarrying:

- Chain pulleys are essential in mining and quarrying operations. They are used for lifting and transporting heavy loads, such as extracted minerals, rocks, and equipment, both above and below ground.

5. Oil and Gas Industry:

- Chain pulleys are employed in offshore and onshore oil and gas operations. They are utilized for lifting and lowering equipment, heavy pipes, and other materials during drilling, construction, and maintenance activities.

6. Warehousing and Logistics:

- In warehouses and logistics facilities, chain pulleys are used for efficient material handling. They are employed in overhead cranes and hoists to move and position large and heavy items, enabling streamlined operations and optimized storage space utilization.

7. Entertainment Industry:

- Chain pulleys are utilized in the entertainment industry for stage rigging and theatrical productions. They are used to lift and control scenery, lighting equipment, and other heavy objects during performances and events.

8. Agriculture:

- Chain pulleys find applications in agriculture for tasks such as lifting bales of hay, moving feed, and handling heavy farming equipment.

These are just a few examples of the diverse range of industries where chain pulleys are utilized. Their versatility, reliability, and lifting capabilities make them indispensable tools for handling heavy loads in various real-world applications.

chain pulley

What is the significance of proper chain lubrication and tensioning in chain pulley systems?

Proper chain lubrication and tensioning are vital aspects of maintaining the performance, efficiency, and longevity of chain pulley systems. Here's the significance of each:

1. Chain Lubrication:

Proper chain lubrication is crucial for the smooth operation of chain pulley systems. Here's why it is significant:

  • Reduced Friction: Lubrication helps reduce friction between the chains and the sheaves, minimizing wear and extending the lifespan of the system. It ensures that the chains move freely and smoothly, without generating excessive heat or causing unnecessary strain on the components.
  • Prevention of Corrosion: Chain pulley systems are often exposed to various environmental conditions that can lead to corrosion. Lubrication forms a protective barrier on the chains, preventing moisture and contaminants from causing rust and corrosion. This helps maintain the integrity and strength of the chains, ensuring their reliable performance.
  • Noise Reduction: Properly lubricated chains operate more quietly, reducing noise levels in the working environment. This is particularly important in settings where noise control is necessary for safety, comfort, or compliance with regulations.
  • Improved Efficiency: Well-lubricated chains experience less resistance during operation, resulting in improved efficiency and reduced energy consumption. This can lead to cost savings and increased productivity in industrial and construction applications.

2. Chain Tensioning:

Proper chain tensioning is equally important in chain pulley systems. Here's why it is significant:

  • Optimal Load Distribution: Adequate chain tension ensures that the load is evenly distributed among the chains and sheaves. It helps prevent excessive stress on individual components, reducing the risk of premature wear or failure. Proper load distribution also improves the overall stability and safety of the system.
  • Prevention of Slippage: Insufficient chain tension can lead to slippage between the chains and the sheaves, causing erratic or incomplete movement of the load. Proper tensioning ensures a secure grip between the chains and sheaves, preventing slippage and maintaining precise control over the lifting process.
  • Optimized Performance: When chains are properly tensioned, the system operates with optimal efficiency and power transmission. The mechanical advantage provided by the pulley system is maximized, allowing for easier lifting of heavy loads with reduced effort.
  • Safety: Correct chain tensioning is essential for maintaining a safe working environment. It helps prevent sudden chain disengagement, minimizing the risk of accidents, injuries, and damage to property or equipment.

Proper chain lubrication and tensioning are critical for the reliable and safe operation of chain pulley systems. Regular maintenance and adherence to manufacturer's recommendations for lubrication intervals and tensioning guidelines are essential to ensure optimal performance, efficiency, and durability of the system.

chain pulley

How does the configuration of chains and sheaves impact a chain pulley's performance?

The configuration of chains and sheaves in a chain pulley system has a significant impact on its performance. Here's how the configuration affects the operation and efficiency of a chain pulley:

1. Mechanical Advantage:

The number and arrangement of sheaves in the chain pulley system determine the mechanical advantage it provides. Increasing the number of sheaves increases the mechanical advantage, allowing for easier lifting of heavy loads. By distributing the load across multiple sheaves, the force required to lift the load is reduced, making the lifting process more efficient.

2. Load Capacity:

The configuration of chains and sheaves also affects the load capacity of the chain pulley system. A well-designed configuration ensures that the chains and sheaves can safely support the intended load without exceeding their working load limits. Properly sized and selected chains and sheaves ensure that the system can handle the weight and forces involved in the lifting operation.

3. Speed and Distance:

The configuration of chains and sheaves can impact the lifting speed and distance traveled by the load. By adjusting the size and arrangement of the sheaves, the operator can control the speed at which the load is lifted or lowered. Additionally, the configuration can determine the maximum height or distance that the load can be raised or moved.

4. Smoothness of Operation:

A well-configured chain and sheave arrangement ensures smooth and reliable operation of the chain pulley. Proper alignment and spacing of the sheaves help minimize friction and reduce wear on the chains, resulting in smoother movement and longer chain life. Smooth operation is essential for accurate positioning of the load and overall efficiency.

5. Stability and Safety:

The configuration of chains and sheaves plays a crucial role in maintaining stability and safety during lifting operations. The proper alignment and secure attachment of chains to the sheaves ensure that the load remains balanced and doesn't shift or become unstable during lifting. This reduces the risk of accidents or damage to the load and surrounding structures.

6. Maintenance and Durability:

The configuration of chains and sheaves can impact the maintenance requirements and durability of the chain pulley system. Well-designed configurations minimize wear and stress on the chains and sheaves, reducing the need for frequent maintenance and replacement. This improves the longevity and reliability of the system.

In summary, the configuration of chains and sheaves in a chain pulley system directly affects its mechanical advantage, load capacity, lifting speed and distance, smoothness of operation, stability, safety, maintenance requirements, and durability. Therefore, careful consideration and proper design of the chain and sheave arrangement are crucial for maximizing the performance and efficiency of a chain pulley.

China Best Sales OEM Customized Fabrication Precise Oversized Chain Pulley   alternator pulley	China Best Sales OEM Customized Fabrication Precise Oversized Chain Pulley   alternator pulley
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