China best Precison Casting Lost Wax Casting Stainless Steel Hand Polished Pulley pulley bearing

Product Description

 

Port: ZheJiang or HangZhou, China 
Production Capacity: 200tons /Month
Payment Terms: L/C, T/T

 

Casting Method: Thermal Gravity Casting
Process: Lost Wax Casting
Molding Technics: Pressure Casting
Application: Machinery Parts
Material: Stainless Steel
Surface Preparation: Sand Blast

Basic Info
Surface Roughness: Ra1.6
Machining Tolerance: +/-0.01mm
Standard: GB
Certification: ISO 9001:2008 , TS16949
Payment Terms: T/T
MOQ: 500 Pieces
Lead Time: 50 Days After Deposit
Service: OEM /ODM as Customers drawings
Trademark: HX
Transport Package: Wooden Carton
Specification: customized size customers′ drawing
Origin: HangZhou, China

 

Description  CUSTOM MADE PRECISION CASTINGS 
Material  (1)Stainless steel, SS304, SS316, SS316L, etc
(2)carbon steel, CB1571, 1571, 1030, etc. 
(3)Alloy steel, ASTM A48, CK45, 1.7218-25CrMo4 , etc 
Standard  ISO ,DIN, AISI, ASTM, BS, JIS, etc. 
Size  Available in all sizes or as customer’s drawings 
Certification  ISO9001:2008  , TS16949
Application  Industrial parts, Machinery parts, construction parts, valve parts, pump parts, impeller parts, train ,craft, hydraulic pressure, 
Agricultural machinery, Marine hardware, Auto parts, electric power fittings, food machinery, harness fittings, machinery parts  
Weight Range  0.01kg-200kg 
Machining precision  ±0.01mm 
Surface Treatment  Heat Treatment, Polishing, Plating, Machining, shot, sand blasting, zinc plated, e-coating, etc. 
Process  Investment casting, Lost wax casting process, silicasol casting process 
Production Application  Metal parts, Mechanical parts, Marine Hardware, Electric power fitting, Construction parts, Pipe Fitting, Hardware, Auto parts, Valve parts, pump parts, impeller parts, Industrial parts, Agricultural machinery etc 
CNC and MC machining  Three coordinate measurement machine for testing. 
Service  To chart to sample production; OEM / ODM 
Packing details  Wood or carton packages as per your demands 
MOQ  500 pieces (Small order is accepted) 

FAQ:
1.  How to contact with your company?
 
 
2 .What does your company need to submit a quotation?
Drawing or sample, together with relevant information, such as quantity, weight, material.
 
3. Which kind of format of the drawing?
PDF, IGS, DWG, STEP, etc
 
4 . What if we do not have a drawing?
We can duplicate your sample and make drawing for your confirmation.
 
5. How soon before I get a sample?
 weeks for mold and sample, 3-7 days for express.
 
6.Where does your company locate?
HangZhou City, ZHangZhoug province, China, which is near ZheJiang and HangZhou.
 
8.Can I visit your company?
Yes, sure, welcome your visit anytime. We will book hotel and pick you up from airport.
 
9. How can we quote for you?
As our factory only supply OEM service(custom service)
Please send us enquiry by email, with all the technical drawings you have, with all of your requirements, 
such as material grade, tolerance, machining demands, surface treatment, heat treatment, mechanical property requirements, etc. Our specialized engineer will check and quote for you, we would appreciate the opportunity and will respond in 3-5 working days or less. 
It is also best if you can provide a sample, we can also quote depends on the sample.

 

Condition: New
Certification: RoHS
Standard: DIN
Customized: Customized
Material: Stainless Steel
Application: Metal Cutting Machine, Metal Straightening Machinery, Metal forging Machinery, Metal Coating Machinery, Metal Casting Machinery
Samples:
US$ 2/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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cast pulley

How do cast pulleys contribute to the functioning of textile looms for weaving?

Cast pulleys play a crucial role in the functioning of textile looms for weaving, enabling the precise and controlled movement of various components involved in the weaving process. They are utilized in different parts of the loom to facilitate the operation of the warp and weft threads, ensuring the creation of intricate and well-structured woven fabrics. Here’s a detailed explanation of how cast pulleys contribute to the functioning of textile looms for weaving:

  • Warp Thread Control: Cast pulleys are used in textile looms to control the movement of warp threads. Warp threads are the vertical threads that run the length of the loom and form the foundation of the woven fabric. Cast pulleys guide the warp threads, allowing them to move smoothly and accurately during the weaving process. By maintaining proper tension and alignment, cast pulleys ensure that the warp threads are positioned correctly and interlaced with the weft threads to create the desired weave structure.
  • Weft Thread Control: Cast pulleys also contribute to the control and movement of weft threads in textile looms. Weft threads are the horizontal threads that interlace with the warp threads to form the fabric. Cast pulleys guide the weft threads across the loom, regulating their path and tension. By coordinating the movement of the weft threads with the warp threads, cast pulleys enable the weaving process to create the desired pattern and fabric structure.
  • Mechanical Advantages: Cast pulleys provide mechanical advantages in textile looms, assisting with the operation of various mechanisms. For example, they can be used in conjunction with harnesses or heddles, which raise and lower specific warp threads to create the shed (the opening through which the weft thread is inserted). By incorporating cast pulleys into these mechanisms, the loom can achieve controlled and precise movements, allowing for intricate weaving patterns and designs.
  • Tension Regulation: Cast pulleys assist in regulating the tension of the threads in textile looms. Proper tension is crucial for achieving even and uniform weaving. Cast pulleys, along with tensioning mechanisms, help maintain consistent tension in the warp and weft threads throughout the weaving process. This ensures that the fabric being woven is of high quality, with balanced tension and minimal distortion.
  • Speed and Efficiency: Cast pulleys contribute to the speed and efficiency of textile looms by facilitating smooth and controlled movements. High-quality cast pulleys with low friction bearings or bushings minimize resistance and allow for rapid and precise thread positioning. The smooth operation provided by cast pulleys enhances the overall productivity and output of the weaving process.
  • Accessory Integration: Cast pulleys enable the integration of various accessories and attachments in textile looms. They can support the attachment of mechanisms for pattern formation, such as dobby or jacquard systems. These systems utilize cast pulleys to control the movement of the individual warp threads, allowing for intricate and complex patterns to be woven into the fabric.

In summary, cast pulleys are essential components in textile looms for weaving. They contribute to the functioning of the loom by controlling the movement of warp and weft threads, providing mechanical advantages, regulating tension, enhancing speed and efficiency, and enabling the integration of accessories. Cast pulleys play a vital role in the precise and controlled weaving process, ensuring the creation of high-quality woven fabrics with intricate patterns and structures.

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 best Precison Casting Lost Wax Casting Stainless Steel Hand Polished Pulley   pulley bearing	China best Precison Casting Lost Wax Casting Stainless Steel Hand Polished Pulley   pulley bearing
editor by CX

2023-09-26

Cast pulley

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