Product Description
Casting and Machining Belt Pulley for Italy customer
1. Material: Cast iron GG25, Ductile iron,grey iron
2. Process: machining – phosphating
3. Size:1C230,1C250,1C170,1B250,1B230
Specifications
Various Types of Pulley GG20/GG25/GG30/V-Belt Pluuey
1.Produce as drawings
2.on time delivery
3.ISO,CCC Reliable qualit
Various Types of Pulley GG20/GG25/GG30/V-Belt pulley
Specifications:
Process: casting-machining-palstics spraying-packaging
Technical: sand casting
Material: China-HT200/HT250/HT300 Germery-GG20/GG25/GG30
Dimension: as customer’s request
Casting level: CT10-CT11
Surface roughness: Ra25
Packaging: wooden cases or as customer’s drawings
Surface treatment: shot blasting, plastic spraying, paint spraying
Equipment: cupola, electric furnace
Weight: 0.5kg-100kg
Surface colour: plastic spraying RAL2004/black paint/ antirust paint
Inspection:
In-house and third partyUniversal
All the products are strictly inspected by the operators and skilled QC
inspection tools: hardness tester, height ruler
Production Procedure:
Drawings→Mould developing→Raw casting→Sandblasting→Rough machining or finish machining→Surface treatment→Inspection→Packing→Delivery strictly
We can produce the pulleys according to the drawings and samples provided by the customers with excellent quality and competitive price.
As an experienced casting manufacturer, we assure you the quality! Our products are through careful inspection, and our quality is high and reliable which have been achieved cutomers’ satisfaction!
If you are interested in our products, please do not hesitate to contact us!
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HangZhou Jiangdashengye Trade co.,ltd. |
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OEM SERVICES |
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Service |
Drawings or samples processing/OEM/ODM service provided |
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Produce Process |
Drawings→ mould making →raw casting → sandblasting →rough machining or finish machining →surface treatment →product checking→ packing →delivering |
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Casting Material |
Cast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, |
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Standard |
ISO, GB, ASTM, DIN, JIS |
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Equipment |
melting furnace, centrifugal casting machines coated CHINAMFG machine CNC machines turning machines grinding machines milling machines drilling machine punching machines laser carving machine |
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Surface treatment |
Heat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and other machining processing. |
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Inspection Equipments |
Spectrum analysis instrument, Metallurgical analysis, Tensile strength tester, Hardness tester, Roughness tester, deflection tester, Impact test machine, Projector, Altimeter, Scale Micrometer, pressure tester, etc. |
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Delivery |
Sample sent to customer by air. Large quantity products delivered to customer by sea from xingang,China |
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Payment terms |
L/C at sight or 30% T/T as deposit and balanced 70% to pay before |
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V belt pulley specifications:
1) European standard:
a) V-belt pulleys for taper bushings: SPZ, SPA, SPB, SPC; up to 10 grooves
b) Adjustable speed V-belt pulleys and variable speed pulleys
c) Flat belt pulleys and conveyor belt pulleys
2) American standard:
a) Sheaves for taper bushings: 3V, 5V, 8V
b) Sheaves for QD bushings: 3V, 5V, 8V
c) Sheaves for split taper bushings: 3V, 5V, 8V
d) Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK
e) Adjustable sheaves: poly V-pulley, multi-pitch H, L, J, K and M
3) Bore: pilot bore, finished bore, taper bore, bore for QD bushing
4) Surface finish: paint, phosphating, zinc plated
5) Material: cast iron, ductile iron, nylon, aluminum
6) Made according to drawings and/or samples, OEM inquiries welcomed
Now we send photo of our production as follows:
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| Size: | 1c250 |
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| Size2: | 1c230 |
| Size3: | 1b270 |
| Size4: | 1b250 |
| Name: | Casting and Machining Belt Pulley |
| Transport Package: | Wooden Packing |
| Samples: |
US$ 3.5/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
| Customized Request |
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Can V pulleys be customized for specific machinery and equipment?
Yes, V pulleys can be customized to meet the specific requirements of machinery and equipment. Here’s an explanation of how V pulleys can be customized:
1. Pulley Material:
V pulleys can be customized in terms of material selection. Different materials, such as cast iron, steel, aluminum, and plastic, offer varying levels of strength, durability, and corrosion resistance. The choice of pulley material depends on factors like the application environment, load capacity, and operating conditions. Customizing the pulley material ensures compatibility and optimal performance in specific machinery and equipment.
2. Pulley Dimensions:
The dimensions of V pulleys can be customized to match the requirements of machinery and equipment. This includes the diameter, width, and groove profile of the pulley. By adjusting these dimensions, the pulley can be tailored to provide the desired speed ratio, torque transmission, and belt compatibility. Customizing the pulley dimensions ensures proper power transmission and efficient operation in specific applications.
3. Keyways and Bores:
V pulleys can be customized with keyways and bores to securely fit onto shafts or spindles of machinery and equipment. Keyways are slots on the pulley that align with corresponding key slots on the shaft, preventing slippage and ensuring a positive drive connection. Bores are customized to match the diameter and configuration of the shaft. Customizing keyways and bores allows for a precise and secure fit, eliminating any potential for misalignment or movement during operation.
4. Coatings and Finishes:
V pulleys can be customized with coatings and finishes to enhance their performance and durability. Coatings such as zinc plating or powder coating provide corrosion resistance, protecting the pulley from environmental factors. Finishes like black oxide or anodizing can improve the pulley’s aesthetics and surface hardness. Customizing coatings and finishes ensures the pulleys can withstand the specific operating conditions and extend their service life.
5. Special Features:
In some cases, V pulleys can be customized with special features to meet unique requirements. This may include adding balancing features for high-speed applications, incorporating additional mounting holes or brackets, or modifying the pulley design to accommodate specific accessories or components. Customizing pulleys with special features allows for seamless integration with specific machinery and equipment.
Customization of V pulleys is typically done in collaboration with manufacturers or suppliers who specialize in power transmission components. They can provide engineering expertise and guidance to ensure that the customized pulleys meet the specific requirements and performance expectations of the machinery and equipment.
In conclusion, V pulleys can be customized in terms of material, dimensions, keyways, bores, coatings, finishes, and special features to suit the needs of specific machinery and equipment. Customization ensures compatibility, optimal performance, and reliable power transmission in diverse applications.
Can V pulleys be used in both simple and complex mechanical systems?
Yes, V pulleys can be used in both simple and complex mechanical systems. Their versatility and effectiveness make them suitable for a wide range of applications. Here’s a detailed explanation:
1. Simple Mechanical Systems:
In simple mechanical systems, V pulleys are often used in basic power transmission setups. These systems typically involve a single driving pulley connected to a driven pulley by a V-belt. The simplicity of the setup allows for easy installation and maintenance.
Simple mechanical systems utilizing V pulleys are commonly found in applications such as:
- Small machinery and equipment
- Home appliances
- Power tools
- Fans and blowers
- Pumps
2. Complex Mechanical Systems:
V pulleys are also employed in complex mechanical systems where multiple pulleys, belts, and components are interconnected. These systems require precise power transmission, synchronization, or speed control.
Complex mechanical systems that utilize V pulleys can be found in various industries, including:
- Automotive: V pulleys are used in engines, transmission systems, and accessory drives.
- Manufacturing: V pulleys are found in conveyor systems, industrial machinery, and production equipment.
- Agriculture: V pulleys are used in tractors, harvesters, and irrigation systems.
- Mining: V pulleys are employed in conveyor belts for material handling.
- Construction: V pulleys are used in construction machinery and equipment.
- HVAC (Heating, Ventilation, and Air Conditioning): V pulleys are utilized in air handling units, fans, and compressors.
3. Advantages in Both Simple and Complex Systems:
V pulleys offer several advantages that make them suitable for both simple and complex mechanical systems:
- Cost-Effective: V pulleys are generally affordable and provide efficient power transmission at a lower cost compared to other drive systems.
- Wide Range of Speed Ratios: By using pulleys of different sizes, V-belt drive systems can achieve a wide range of speed ratios to meet specific application requirements.
- Shock Absorption: The elasticity of V-belts allows them to absorb shock and vibration, reducing stress on the pulleys and other components.
- Quiet Operation: V-belt drive systems produce less noise compared to direct drives, making them suitable for applications where noise reduction is desired.
- Easy Installation and Maintenance: V pulleys are relatively simple to install and maintain, making them accessible for various users and applications.
Overall, the versatility, reliability, and cost-effectiveness of V pulleys make them viable options for both simple and complex mechanical systems, providing efficient power transmission in a wide range of applications.
How do V pulleys differ from other types of pulleys?
V pulleys, also known as V-belt pulleys or sheaves, have distinct characteristics that set them apart from other types of pulleys. Here’s an explanation of how V pulleys differ from other pulleys:
1. Groove Shape:
The most notable difference between V pulleys and other pulleys is the shape of the groove on their outer circumference. V pulleys have a V-shaped groove, which is specifically designed to accommodate V-belts with a trapezoidal cross-section. This groove shape provides a wedging action that enhances the grip between the pulley and the belt, reducing the likelihood of slippage.
2. Friction-Based Power Transmission:
V pulleys utilize a friction-based power transmission system. The V-belt wraps around the V pulley, creating a frictional contact between the belt and the groove. This friction allows for the transfer of rotational motion and torque between the driving source and the driven component. In contrast, other types of pulleys, such as flat pulleys or timing pulleys, may employ different mechanisms, such as flat belts or toothed belts, for power transmission.
3. V-Belt Compatibility:
V pulleys are specifically designed to work in conjunction with V-belts. V-belts are flexible rubber belts with a trapezoidal cross-section that match the V-shaped groove on the pulley. The shape and dimensions of the V-belt are precisely engineered to provide optimal contact and grip on the V pulley. This compatibility between the V pulley and the V-belt ensures efficient power transmission and reduces the risk of slippage.
4. Torque Transmission:
V pulleys are particularly suitable for high torque transmission. The wedging action created by the V-shaped groove and the corresponding shape of the V-belt allows for efficient power transfer even under heavy loads or during sudden changes in speed or direction. The design of V pulleys enables them to transmit higher levels of torque compared to some other types of pulleys.
5. Speed Variation:
Another distinctive feature of V pulleys is the ability to achieve speed variation in power transmission systems. By changing the diameter of the V pulley, different speed ratios can be achieved between the driving source and the driven component. This flexibility in speed control allows for proper matching of operational requirements and efficient power transmission.
6. Damping Effect:
The flexibility of V-belts and the slight elasticity of the rubber material used in V-belts provide a damping effect in V pulley systems. This helps absorb vibrations and shocks in the mechanical system, contributing to smoother operation, reduced noise, and increased component longevity.
7. Common Applications:
V pulleys are commonly used in various applications, including automotive systems, industrial machinery, HVAC systems, and power transmission systems in appliances. They are especially prevalent in systems where high torque transmission, speed variation, and reliable power transmission are required.
By understanding the distinctive features of V pulleys, engineers and designers can select the appropriate pulley type for specific applications, considering factors such as power requirements, torque transmission, speed control, and belt compatibility.
editor by CX
2024-02-05