China Standard Casting and Machining Belt Pulley for Italy Customer with Good quality

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!

HangZhou Jiangdashengye Trade co.,ltd.

OEM SERVICES

Service

Drawings or samples processing/OEM/ODM service provided

Produce Process

Drawings→ mould making →raw casting → sandblasting →rough machining or finish machining →surface treatment →product checking→ packing →delivering

Casting Material

Cast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, 
Aluminum, Aluminum alloy etc.

Standard

ISO, GB, ASTM, DIN, JIS

Equipment

melting furnace, centrifugal casting machines coated CHINAMFG machine CNC machines turning machines grinding machines milling machines drilling machine punching machines laser carving machine

Surface treatment

Heat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating,

 and other machining processing.

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.

Delivery

Sample sent to customer by air.

Large quantity products delivered to customer by sea from xingang,China

Payment terms

L/C at sight or 30% T/T as deposit and balanced 70% to pay before

v pulley, v belt pulley, v groove pulley, v groove belt pulley, taper lock pulley, taper lock v belt pulley, taper lock bushing pulley, taper lock pulleys / taper bore pulley, large v belt pulley, double v belt pulley, cast iron v belt pulley belt pulley, variable speed v belt pulleys, v belt pulley split pulley, cast iron v belt pulley

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:
 

Type: Cargo Winch Strap
Certification: GS
Size3: 1b270
Name: Casting and Machining Belt Pulley
Size4: 1b250
Size2: 1c230
Samples:
US$ 3.5/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

pulley

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.

pulley

What is the role of V pulleys in HVAC systems and air conditioning units?

V pulleys play a significant role in HVAC (Heating, Ventilation, and Air Conditioning) systems and air conditioning units by facilitating efficient power transmission and driving various components. Here’s a detailed explanation of the role of V pulleys in HVAC systems and air conditioning units:

1. Blower Motor Drive:

In HVAC systems and air conditioning units, V pulleys are commonly used to drive the blower motor. The blower motor is responsible for circulating air through the system, facilitating the movement of conditioned air into the desired space. The V pulley provides the necessary power transmission to drive the blower motor efficiently.

2. Fan Drive:

V pulleys are also employed in HVAC systems to drive fans that assist in airflow and heat exchange. These fans include condenser fans, evaporator fans, and circulation fans. The V pulley connects the motor to the fan, enabling the fan to operate at the desired speed to enhance heat transfer and air circulation.

3. Belt-Driven Compressors:

In some HVAC systems and air conditioning units, V pulleys are used in conjunction with belt-driven compressors. The compressor is responsible for pressurizing and circulating the refrigerant throughout the system, facilitating the cooling process. The V pulley provides power transmission from the motor to the compressor, allowing for efficient operation of the cooling system.

4. Speed Control:

V pulleys allow for speed control in HVAC systems and air conditioning units. By using pulleys of different sizes, the speed ratio between the motor and the driven components can be adjusted. This flexibility in speed control enables precise airflow regulation and cooling capacity adjustment based on the specific requirements of the space being conditioned.

5. Belt Tensioning and Alignment:

Proper tensioning and alignment of the belts are essential for efficient power transmission and to prevent belt slippage or premature wear. V pulleys in HVAC systems are often accompanied by tensioners and idler pulleys that help maintain the correct tension in the belts and ensure proper belt alignment. Proper tensioning and alignment contribute to the overall efficiency and longevity of the system.

6. Noise Reduction:

V pulleys, along with properly tensioned belts, contribute to the smooth and quiet operation of HVAC systems and air conditioning units. The design of V pulleys, combined with the flexibility and smooth engagement of V-belts, minimizes noise generation, providing a quieter environment for occupants.

7. Durability and Maintenance:

V pulleys used in HVAC systems and air conditioning units are typically made of durable materials such as steel or aluminum. These materials can withstand the demanding conditions of HVAC operation, including high temperatures and continuous use. Regular maintenance, including inspection, lubrication, and occasional belt replacement, ensures the continued efficiency and reliability of the V pulley system in HVAC applications.

Overall, V pulleys are integral components in HVAC systems and air conditioning units, enabling efficient power transmission, precise speed control, and reliable operation of blower motors, fans, compressors, and other components. Their design features, combined with properly tensioned belts, contribute to the overall performance, airflow, and cooling capacity of HVAC systems, ensuring optimal comfort and energy efficiency in various indoor environments.

pulley

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.

China Standard Casting and Machining Belt Pulley for Italy Customer   with Good quality China Standard Casting and Machining Belt Pulley for Italy Customer   with Good quality
editor by CX