China Best Sales 606 Factory Price Low Profile Plastic Ball Bearing Pulley/Sheave with U-Grooved Wheel Coated POM for All Kinds of Wheels 6*25.5*8.5mm with Hot selling

Product Description

Detailed Photos: 

 

Product Description

 

Item No. Door and Window Plastic Bearing Pulley
Dimensions OEM ODM
Material Bearing -Chrome steel, carbon steel, stainless steel
Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing part – Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color Original/black/white/Red/ Green/ Orange, or per customers’ requirement
Surface Treatment Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing Foil bag+Neutral Carton+Pallet, or per customers’ requirement
MOQ 1000 pcs
Lead Time According to the order q’ty
OEM& ODM Technical drawing or sample is needed

Company Profile

 

ABOUT US
Haibite was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer&bearing distributor. Since it was first established, CHINAMFG was dedicated in research, development and manufacture of bearings. Now, CHINAMFG has become main and 1 of the first grade suppliers of all kinds of bearings. We could develop the products constructed from different materials, structures, shapes, colors etc.
WELCOME TO THE CLUB!

1. Our rollers are in stable quality with smooth rotation, long life operation, small movement, advanced injection technology engineering etc.

2. The Adjustable Rollers with smooth and long lasting operation, higher performing features like wider adjustment ranges, long rolling life performance, easy installment. It’s available in multiple housing choices with any wheels to fit different aluminnum. Our roller ensure alignment across the full adjustment ranges within built-in retention system.

3. The customized hardware, like plastic parts, stamping patrs, cold forging steel patrs are widely applied in the window and doors, furniture, householders, transmission system, industrial drive system etc.

We are constantly improving and striving for excellent service. We hold a very high regard for our customers, the quality of our products, and our level of customer service.

FAQ

1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Bearing cage,Bearing pulley,Plastic products,Miniature bearing,Needle roller bearing

4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese,F

 

Our Advantages

Sliding glass doors are becoming more and more popular, because of the view and natural lighting that they provide. But there can be some difficulty when it comes to maintaine them, such as the rollers have worn out. The key part is knowing which roller matches the original. Many people believe that alternatives can be found by identifying the door manufacturer individually. Actually, Most rollers are generic and used by various door manufacturers.

As the professional manufacturer of sliding rollers, we use various identifying characteristics to determine the best replacement option for your door. In addition to the number of wheels your roller uses to support the door, the presence of dimples, bumps, cut-outs and flared edges on the rollers housing will narrow down replacement options substantially. The way that the assembly installs in the door frame is also vital. The key dimensions to confirm a replacement include the width and height of the roller’s outer housing, as well as the diameter of the wheel. In addition to the diameter of the wheels, the material that they’re made of, steel or nylon, is also a factor. Long-term, metal wheels are known to hold up better but they can also cause the track to wear out faster, especially on heavy doors. Nylon wheels tend to be kinder to the track but may not last as long as their steel counterparts.

 

Purchase Notice

1.Pls send us an inquiry or leave us a message, there will be a dedicated staff to serve you within 1 hours.
2.You can ask us to take actual photos of the products for you, and free samples would be provided.
3. Welcome to visit our factory to negotiate orders, we will do our best to protect the safety of your business journey.
4. Packaging can be customized according to customer requirements
Finally, Please be sure to click “Contact supplier” to contact us, or “Call us” with any questions that you may have.

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Material: Stainless Steel
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Color: Black
Samples:
US$ 0.5/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

grooved pulley

How do you select the right grooved pulley for a specific industrial application?

Selecting the right grooved pulley for a specific industrial application involves considering several factors to ensure optimal performance and reliability. Here are the steps to guide you in the selection process:

1. Identify the Application Requirements:

– Determine the specific application requirements, including the type of machinery or equipment where the pulley will be used, the power transmission needs, speed requirements, and environmental conditions (such as temperature and humidity).

2. Determine the Belt Type:

– Identify the type of belt that will be used with the grooved pulley, such as V-belt, flat belt, timing belt, or poly-V belt. Each belt type has specific dimensions, profiles, and load-bearing capabilities, and the pulley must be compatible with the belt to ensure efficient power transmission.

3. Calculate Power Requirements:

– Determine the power requirements of the system, including the torque or horsepower that needs to be transmitted. This information is crucial for selecting a grooved pulley with the appropriate size, groove profile, and material construction to handle the required power load.

4. Consider Speed Ratio:

– If the application requires a specific speed ratio between the driving and driven pulleys, calculate the desired speed ratio. This information will help in selecting the pulley sizes and groove profiles that will achieve the required speed ratio.

5. Evaluate Space Constraints:

– Assess the available space for installing the grooved pulley system. Consider the diameter and width of the pulley, as well as any clearance requirements. Ensure that the selected pulley can fit within the available space without interfering with other components or causing alignment issues.

6. Assess Environmental Factors:

– Take into account the environmental conditions in which the pulley will operate. Factors such as temperature extremes, moisture, dust, or exposure to chemicals may require selecting a pulley made from specific materials or with protective coatings for enhanced durability and resistance to corrosion or wear.

7. Consult Manufacturer’s Recommendations:

– Refer to the manufacturer’s guidelines, specifications, and recommendations for the specific grooved pulley types and sizes suitable for your application. Manufacturers often provide detailed information on the load-bearing capacity, speed limits, and other performance characteristics of their pulleys.

8. Consider Specialized Features:

– Evaluate if any specialized features are required for your application. This could include crowned pulleys for belt tracking, idler pulleys for belt guidance, or adjustable pulleys for variable speed applications. Select a pulley that offers the necessary features to optimize performance and reliability.

9. Verify Compatibility:

– Double-check the compatibility between the selected grooved pulley and the belt, ensuring that they have matching profiles, dimensions, and load capacities. This step is crucial to prevent slippage, premature wear, or damage to the belt or pulley.

10. Review Cost and Availability:

– Consider the cost and availability of the chosen grooved pulley. Compare prices from different suppliers and assess the availability of spare parts or replacements to ensure long-term support for your industrial application.

By following these steps and considering the specific requirements of your industrial application, you can select the right grooved pulley that will provide efficient power transmission, reliable performance, and extended service life.

grooved pulley

How does the groove shape and size affect the pulley’s performance?

The groove shape and size of a pulley have a significant impact on its performance in power transmission systems. Here’s a detailed explanation of how the groove shape and size affect the pulley’s performance:

1. Belt Grip and Traction:

The shape and size of the groove play a crucial role in providing adequate belt grip and traction. The groove shape is typically V-shaped, and its angle determines the contact area between the pulley and the belt. A deeper and wider groove with a steeper angle increases the contact area, enhancing the grip and traction between the pulley and the belt. This improved grip minimizes slippage and ensures efficient power transfer.

2. Belt Alignment:

The groove shape and size influence the alignment of the belt on the pulley. The shape of the groove, whether it is symmetric or asymmetric, affects the positioning of the belt. A properly designed groove shape helps guide the belt and keep it aligned on the pulley during operation. This alignment feature prevents belt wandering or slipping off the pulley, supporting smooth and consistent power transmission.

3. Load Distribution:

The groove shape and size also contribute to load distribution across the belt’s surface. A wider and deeper groove provides a larger contact area with the belt, allowing for better load distribution. This even distribution of the transmitted load reduces stress concentrations on specific points of the belt, minimizing the risk of belt failure and ensuring efficient power transmission.

4. Belt Wear:

The groove shape and size can impact belt wear. A properly designed groove shape distributes the contact forces more evenly on the belt, reducing localized wear. The size of the groove, specifically its width and depth, should be appropriate for the belt size to prevent excessive wear. Improper groove dimensions can cause accelerated belt wear, leading to reduced belt lifespan and potential system failures.

5. Belt Flexibility:

The groove shape and size can affect the flexibility of the belt. The groove dimensions should match the belt’s thickness and flexibility to ensure proper fit and prevent excessive bending or deformation of the belt. If the groove is too narrow or shallow, it may restrict the belt’s movement and flexibility, leading to increased friction and wear. On the other hand, an oversized groove may cause the belt to sit loosely, compromising power transmission efficiency.

6. Noise and Vibration:

The groove shape and size can impact the generation of noise and vibrations in the power transmission system. A well-designed groove shape helps to dampen vibrations that can occur during power transmission, reducing noise and potential damage to the system. The size of the groove can also influence the noise level. If the groove is too narrow, it may cause excessive noise due to increased friction between the belt and the pulley.

7. Belt Type Compatibility:

The groove shape and size should be compatible with the specific type of belt used in the power transmission system. Different types of belts, such as V-belts, V-ribbed belts, or timing belts, have specific requirements for groove shape and size. Ensuring the proper groove dimensions for the specific belt type is essential to achieve optimal performance and prevent premature belt failure.

In summary, the groove shape and size of a pulley significantly impact its performance in power transmission systems. These factors influence belt grip and traction, belt alignment, load distribution, belt wear, belt flexibility, noise and vibration levels, as well as compatibility with the belt type. Proper design and selection of the groove shape and size are crucial for achieving efficient and reliable power transmission.

grooved pulley

What is a grooved pulley, and how does it differ from standard pulleys?

A grooved pulley, also known as a V-groove pulley, is a type of pulley that features one or more grooves or channels along its circumference. These grooves are typically in the shape of a V and are designed to accommodate V-belts or V-ribbed belts. Here’s a detailed explanation of the characteristics and differences of grooved pulleys compared to standard pulleys:

1. Belt Compatibility:

The main difference between grooved pulleys and standard pulleys lies in their belt compatibility. Grooved pulleys are specifically designed to work in conjunction with V-belts or V-ribbed belts. These belts have a trapezoidal or ribbed cross-section that matches the shape of the grooves in the pulley. In contrast, standard pulleys are designed to be used with flat belts, which have a rectangular cross-section. The grooves in a grooved pulley provide a better grip for the V-belt or V-ribbed belt, ensuring efficient power transmission and reduced slippage.

2. Enhanced Belt Traction:

The grooves in a grooved pulley significantly increase the traction between the pulley and the V-belt or V-ribbed belt. The V-shaped grooves create multiple contact points along the belt’s width, distributing the load evenly and maximizing the grip. This enhanced traction is particularly beneficial in applications where high torque or heavy loads are involved. It helps prevent belt slipping, which can cause power loss, decreased efficiency, and premature wear of both the belt and the pulley.

3. Alignment and Tracking:

Grooved pulleys aid in belt alignment and tracking. The V-shaped grooves guide the V-belt or V-ribbed belt and help keep it centered on the pulley. This alignment ensures smooth and consistent power transmission, minimizing vibrations and reducing the risk of belt wandering or jumping off the pulley. Standard pulleys, on the other hand, rely on other mechanisms such as belt guides or tensioning systems to maintain belt alignment.

4. Load Distribution:

The grooves in a grooved pulley assist in distributing the load evenly across the surface of the belt. As the belt sits in the grooves, the contact area between the belt and the pulley increases. This broader contact area helps distribute the load more evenly, reducing stress concentration and extending the lifespan of the belt and pulley. In standard pulleys with flat belts, the load distribution is primarily dependent on the width of the belt.

5. Application Specificity:

Grooved pulleys are commonly used in applications where V-belts or V-ribbed belts are preferred or necessary. These applications include automotive engines, industrial machinery, HVAC systems, and various power transmission systems. Standard pulleys, on the other hand, are more versatile and can accommodate different types of belts, including flat belts and timing belts. The choice between grooved pulleys and standard pulleys depends on the specific requirements of the application and the type of belt being used.

In summary, grooved pulleys differ from standard pulleys primarily in belt compatibility, enhanced traction, alignment and tracking capabilities, load distribution, and application specificity. The grooves in a grooved pulley accommodate V-belts or V-ribbed belts, provide better grip and traction, aid in alignment and tracking, distribute loads evenly, and are commonly used in specific applications where V-belts or V-ribbed belts are utilized.

China Best Sales 606 Factory Price Low Profile Plastic Ball Bearing Pulley/Sheave with U-Grooved Wheel Coated POM for All Kinds of Wheels 6*25.5*8.5mm   with Hot selling	China Best Sales 606 Factory Price Low Profile Plastic Ball Bearing Pulley/Sheave with U-Grooved Wheel Coated POM for All Kinds of Wheels 6*25.5*8.5mm   with Hot selling
editor by CX

2024-04-16