Product Description

 OEM / ODM Service
Customized Design, Mold for Drawings .

Product Parameters

Name Grey / Ductile Iron Casting
Material Iron
Process Sand Casting, Shell Casting, Deburring, Sandblasting, Machining, Heat Treatment, Leakage test, Surface treatment, etc.
Machining equipment CNC, Lathe machine, Milling machine, Drilling machine, Grinding machine
Lead time 15-25 days, depending on the structure and size
Available software Auto CAD, Solid work
Material standard ISO, GB, ASTM, SAE, ISO, EN, DIN, JIS, BS
 
Surface treatment Powder coating, Chrome plating, Painting, Sand blasting, Nickel Plating, Zinc Plating, Blacking, Polishing, Bluing, etc.
 
Machining equipment CNC, Lathe machine, Milling machine, Drilling machine, Grinding machine
Quality control The defective products rate is less 0.1%.
Application Engine parts,Auto parts, Machinery Parts,Rail Train parts, Truck Parts,Tractor Parts,Construction Equipment ,Agriculture Equipment, Other industrial fields.
 

 

Detailed Photos

 


Customized design and production

Provide whole engineering solution, covering material, process, finish etc

Ductile iron(EN-GJS-400-18/450-10/500-7/600-3/700-2/800-2) and gray iron(EN-GJL-150/200/250/300/350) and so on. All available.

Precision machining, diverse heat treatment process and rich surface treatment(Galvanized/Powder coating/KTL(/EPD)/Dacromet/Geomet) available.

Application:

1. Engine parts,
2. Auto parts,
3. Machinery Parts,
4. Rail Train parts,
5. Truck Parts,
6. Tractor Parts
7. Construction Equipment  
8. Agriculture Equipment,
9. Other industrial fields.
 

Company Profile

HangZhou Syncretic Machinery Co., Ltd. is an industrial and trade integrated company specializing in the manufacturing and marketing of castings.
Our company is headquartered in the beautiful port city of HangZhou, ZheJiang Province, and its factory is located in HangZhou City, ZheJiang Province. The factory was founded in 2001 and has a long history of over 20 years. Our company is mainly engaged in the casting and finishing of automobile, forklift, train and ship parts, including steel castings and ductile iron parts.

Work-shop

Further Production Process:
1. Machining equipment: CNC, Lathe machine, Milling machine, Drilling machine, Grinding machine, and so on;
2. Heat Treatment:  annealing, carbonization, tempering, quench, normalization and surface tempering
3. Surface treatment: Powder coating, Chrome plating, Painting, Sand blasting, Nickel Plating, Zinc Plating, Blacking, Polishing, Bluing, etc.

Tooling & Mould:
1. Mould life: usually semi-permanent.  
2. Tooling Leadtime: 15-25 days, depending on the structure and size.
3. Tooling & mould maintenance: Be responsible by HangZhou Syncretic Machinery Co., Ltd
OEM and ODM service
“No compromise” philosohpy in quality control.
20,000 tons per year of casting capacity, More than 20 years foundry history !

Quality control:
1. Quality control: The defective products rate is less 0.1%.
2. Sample and pilot run will be given 100% inspection during production and before shipment, Sample check for mass production according to ISDO standard or customer requirements
3. Test equipment: Spectrum Analyzer, CMM, Hardness test equipment, Tension test machine;
4. After-sales services are available.
5. Quality situation can be traceable.
 

Certifications

“No compromise” philosohpy in quality control.

 20,000 tons per year of casting capacity, More than 20 years foundry history.

ISO9001 and TS 16949 certified 
 

Packaging & Shipping

Short leadtime for toolings(7~10 days) and samples (3~5 days) !

Client visit

               
                     We are always at your service,,
Come and contact us! 

FAQ

 1.What about your quality?
All of our products have good quality. Each casting is processed through our QC staff with inspection records for every shipment. To guarantee the correct material specification and right mechanical properties, we have chemical analysis equipment, hardness tester, and tensile strength machine.

2. What is your payment term?
Usually we use TT payment, and the prepayment proportion is determined according to the order quantity, but mold and sample cost need to be paid in advance.
 
3. What’s your delivery time ?
The sample delivery time is generally about 10 days, and the order delivery period is determined by the order volume

4. What is your quotation element?
Design drawing (including material, weight, process, etc.) or sample, order quantity
 
5. Do you accept the 3D drawings?
We accept 3D drawings. Software for specification drawings: Auto CAD, CHINAMFG work

Casting Method: Sand/Die/Investment Casting/
Casting Form Material: as Required
Casting Metal: Iron/Steel/Aluminum/Alloy Steel/Stainless Steel
Casting Form Usage Count: Permanent
Surface Treatment: Powder Coating,Painting, Sand Blast
Surface Roughness: Ra0.05-Ra12.5

cast pulley

How do cast pulleys contribute to the precision of printing and paper handling machinery?

Cast pulleys play a crucial role in ensuring the precision and accuracy of printing and paper handling machinery. Their contribution to these types of equipment can be observed in several key aspects. Here’s a detailed explanation of how cast pulleys contribute to the precision of printing and paper handling machinery:

  • Paper Transport: Cast pulleys are involved in the precise transport of paper through the machinery. In printing and paper handling processes, it is essential to maintain accurate paper positioning, alignment, and movement. Cast pulleys are responsible for driving the belts or chains that move the paper forward, ensuring smooth, consistent, and controlled paper transport. By maintaining precise speed and tension, cast pulleys help prevent paper jams, misalignment, or wrinkling, resulting in high-quality and accurately positioned prints or properly handled paper.
  • Paper Registration: Cast pulleys contribute to the precise registration of paper in printing machinery. Paper registration refers to the alignment of paper with respect to the printing plates or other printing components. Accurate registration is crucial for maintaining the intended print layout, color registration, and avoiding misprints or improper image placement. Cast pulleys, along with sensors and control systems, enable precise control over the paper movement and positioning, ensuring precise registration and alignment throughout the printing process.
  • Tension Control: Cast pulleys are instrumental in tension control mechanisms within printing and paper handling machinery. Maintaining the proper tension of the paper during transport is essential for achieving precise registration, preventing paper slippage, and ensuring uniform web tension. Cast pulleys, in conjunction with tensioning devices and systems, help maintain consistent tension throughout the paper path, resulting in accurate paper movement, reduced web drift, and improved print quality.
  • Web Guiding: Cast pulleys are utilized in web guiding systems that ensure precise web control and alignment in printing and paper handling machinery. Web guiding refers to the process of maintaining the correct position and alignment of the paper or continuous web material as it moves through the equipment. Cast pulleys, along with web guiding sensors and actuators, help adjust the web’s lateral position, compensating for any misalignment or deviation. This ensures that the paper or web material maintains a consistent path and alignment, leading to precise printing or handling processes.
  • Printing Cylinder Synchronization: In printing machinery, cast pulleys are involved in the synchronization of printing cylinders. Printing cylinders are responsible for transferring ink onto the paper or other media. Precise synchronization of multiple printing cylinders is crucial for achieving accurate color registration, avoiding image distortion, and maintaining consistent print quality. Cast pulleys, along with timing belts or chains, facilitate the synchronized movement of printing cylinders, ensuring precise alignment and registration of colors and images.
  • Accessory Functionality: Cast pulleys also contribute to the functionality of various accessories and auxiliary components in printing and paper handling machinery. For example, they may be used in the drive systems of cutting mechanisms, perforation units, folding devices, or other specialized modules. By providing reliable power transmission and precise control over these accessory functions, cast pulleys enhance the overall precision and versatility of the equipment.

The use of cast pulleys in printing and paper handling machinery helps maintain precise paper transport, registration, tension control, web guiding, printing cylinder synchronization, and accessory functionality. These contributions result in improved print quality, accurate registration, reduced waste, and enhanced overall precision in printing and paper handling processes.

cast pulley

How does the casting process affect the quality of pulleys?

The casting process plays a crucial role in determining the quality of pulleys. The casting technique used, along with various factors related to the process, can significantly impact the final quality and performance of the pulleys. Here are some ways in which the casting process affects the quality of pulleys:

  • Material Integrity: The casting process ensures the integrity of the material used for the pulley. It allows for the precise control of the composition and metallurgical properties, ensuring that the pulley material meets the required strength, hardness, and other mechanical properties. Proper material selection and control during casting contribute to the overall quality and durability of the pulley.
  • Dimensional Accuracy: Casting enables the production of pulleys with precise dimensional accuracy. Through careful mold design and control over the casting process parameters, it is possible to achieve tight tolerances and accurate replication of the pulley’s geometry. Dimensional accuracy is essential for proper belt or chain alignment, smooth operation, and effective power transmission.
  • Surface Finish: The casting process affects the surface finish of the pulleys. Proper mold design, gating system, and casting techniques help minimize surface defects such as porosity, shrinkage, or roughness. A smooth and defect-free surface finish is important for reducing friction, ensuring proper belt or chain engagement, and preventing premature wear or damage to the power transmission components.
  • Mechanical Strength: The casting process influences the mechanical strength of the pulleys. Proper cooling rates, controlled solidification, and heat treatment techniques during casting can enhance the pulley’s strength and toughness. This is crucial to withstand the forces and stresses involved in power transmission, ensuring a reliable and safe operation of the machinery.
  • Consistency and Reproducibility: The casting process allows for consistent and reproducible production of pulleys. Once the casting parameters are optimized and the mold is prepared, the process can be repeated to produce pulleys with consistent quality and performance. This is particularly important for industries that require multiple pulleys with identical specifications for equipment standardization and interchangeability.
  • Quality Control: The casting process involves various quality control measures to ensure the desired quality of pulleys. This includes inspection and testing of the casting materials, monitoring of process parameters, and non-destructive testing of the finished pulleys. Quality control measures help identify any defects, ensure compliance with specifications, and improve the overall quality and reliability of the pulleys.

In summary, the casting process directly impacts the quality of pulleys by influencing material integrity, dimensional accuracy, surface finish, mechanical strength, consistency, and reproducibility. By employing appropriate casting techniques, controlling process parameters, and implementing effective quality control measures, manufacturers can produce high-quality pulleys that meet the requirements of power transmission applications in various industries.

cast pulley

What materials are commonly used in the casting of pulleys?

Several materials are commonly used in the casting of pulleys. The choice of material depends on factors such as the application requirements, the operating conditions, and the desired properties of the pulley. Here are some materials that are frequently used:

  • Cast Iron: Cast iron is a popular choice for pulley casting due to its excellent strength, durability, and wear resistance. Gray cast iron, specifically, is commonly used for pulleys. It offers good machinability and has sufficient hardness to withstand the forces and stresses involved in power transmission.
  • Cast Steel: Cast steel is another common material used in pulley casting. It provides higher strength and toughness compared to cast iron, making it suitable for heavy-duty applications that require superior load-bearing capacity. Cast steel pulleys can withstand higher forces and offer better resistance to wear and impact.
  • Cast Aluminum: Cast aluminum is a lightweight material that offers advantages such as corrosion resistance and good thermal conductivity. Aluminum pulleys are often used in applications where weight reduction is important or in environments where resistance to rust or chemicals is required.
  • Other Materials: In addition to cast iron, cast steel, and cast aluminum, other materials may be used for specialized pulley applications. For example, bronze or brass may be used for pulleys that require excellent resistance to corrosion or specific electrical conductivity properties.

The choice of material for casting pulleys depends on the specific requirements of the application. Factors such as the load capacity, operating conditions (such as temperature and humidity), and the desired performance characteristics of the pulley play a crucial role in selecting the appropriate material.

It’s worth noting that pulleys can also be fabricated from materials other than castings, such as machined steel, plastic, or composites. Each material option has its own advantages and considerations, and the selection should be based on the specific needs of the power transmission system.

China Hot selling China OEM Professional Grey Cast Iron Pulley   with Hot selling	China Hot selling China OEM Professional Grey Cast Iron Pulley   with Hot selling
editor by CX

2023-10-08

Cast Iron Pulley

As one of the cast iron pulley manufacturers, suppliers, and exporters of mechanical products, We offer cast iron pulley and many others.

Please get in touch with us for details.

Manufacturer supplier exporter of the cast iron pulley.

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