Selecting the Right 2 Ply Rough Top Conveyor Belt

belt conveyors

A 2 ply rough top conveyor belt is designed with a double layer of fabric for added strength and durability. This type of belt features a rough surface on the top, providing excellent grip for transporting materials on inclined or horizontal planes. Commonly used in industries such as packaging, logistics, and manufacturing, the 2 ply rough top conveyor belt is ideal for moving boxes, bags, and other items that require a non-slip surface. Its robust construction ensures reliable performance and longevity, making it a popular choice for various applications that demand efficient material handling.

Benefits of Using a 2 Ply Rough Top Conveyor Belt

When it comes to industrial conveyor systems, the type of conveyor belt used can significantly impact productivity, efficiency, and safety. One of the most advantageous options is the 2 ply rough top conveyor belt. This type of belt is designed with unique features that make it suitable for a variety of demanding applications. Here, we will delve into the numerous benefits that come with using a 2 ply rough top conveyor belt.

Enhanced Grip and Traction

The primary feature of a 2 ply rough top conveyor belt is its superior grip and traction. The rough top surface ensures that products do not slip or slide as they are transported along the conveyor system. This is particularly beneficial in industries where items are moved at steep inclines or where maintaining product orientation is critical. The rough top surface, with its high friction coefficient, guarantees that even the most challenging loads remain stable during transit.

Durability and Longevity

Another significant advantage of the 2 ply rough top conveyor belt is its durability. Constructed with two layers of high-quality materials, these belts are built to withstand rigorous use in harsh environments. The dual-layer construction not only enhances the belt’s strength but also its resistance to wear and tear. This means that the belt will last longer, reducing the frequency of replacements and downtime, thereby ensuring continuous operation and improving overall productivity.


The versatility of the 2 ply rough top conveyor belt is another noteworthy benefit. These belts can handle a wide range of products and materials, from small and delicate items to heavy and bulky loads. They are commonly used in various industries, including manufacturing, packaging, logistics, and food processing. Their adaptability to different conveyor systems and operational requirements makes them an ideal choice for businesses looking to streamline their processes and increase efficiency.

Noise Reduction

In many industrial settings, noise reduction is a critical factor for improving the working environment. The 2 ply rough top conveyor belt contributes to a quieter operation compared to other belt types. The rough top surface minimizes the noise generated as products move along the conveyor, creating a more pleasant and safer working environment for employees. This reduction in noise pollution can also be beneficial for compliance with occupational health and safety regulations.


While the initial investment in a 2 ply rough top conveyor belt might be higher than some other belt types, the long-term cost benefits are substantial. The extended lifespan, reduced maintenance requirements, and lower risk of product damage translate to significant cost savings over time. Businesses can achieve a higher return on investment due to the enhanced performance and reliability of these belts.

Improved Safety

Safety is a paramount concern in any industrial setting. The superior grip provided by the 2 ply rough top conveyor belt enhances operational safety by reducing the likelihood of products slipping and causing accidents. Additionally, the belt’s durable construction minimizes the risk of sudden failures that could pose safety hazards to workers. By choosing a 2 ply rough top conveyor belt, businesses can foster a safer working environment while maintaining high operational standards.

Easy Maintenance

Maintenance is a crucial aspect of any conveyor system, and the 2 ply rough top conveyor belt excels in this area as well. These belts are designed for easy cleaning and maintenance, with surfaces that resist dirt and debris accumulation. This makes it easier for maintenance teams to keep the belts in optimal condition, reducing downtime and extending the belt’s usable life.

Applications of Used 2 Ply Rough Top Conveyor Belt

The applications of used 2 ply rough top conveyor belts are diverse and widespread across numerous industries. These belts are not only utilized in new installations but are also repurposed in various ways, offering continued value and utility. Below, we explore some of the common applications of used 2 ply rough top conveyor belts.


In the manufacturing sector, used 2 ply rough top conveyor belts are frequently employed to transport raw materials, components, and finished products through different stages of production. Their robust construction and excellent grip make them ideal for handling heavy loads and ensuring smooth transitions between processes. These belts are particularly useful in assembly lines, where precise control and movement of items are crucial.


The packaging industry benefits significantly from the use of 2 ply rough top conveyor belts. These belts provide the necessary traction to move packaged goods without causing damage. Used belts can be repurposed in packaging facilities to handle various types of packaging materials, including boxes, bags, and containers. Their ability to maintain product stability during movement is essential for efficient and accurate packaging operations.

Food Processing

In food processing, hygiene and safety are top priorities. Used 2 ply rough top conveyor belts can be sanitized and reused in food processing environments to transport food products safely. Their non-slip surface ensures that items such as fruits, vegetables, baked goods, and packaged foods move smoothly through processing and packaging stages without falling or getting damaged. Additionally, these belts can be customized to meet specific food safety standards.

Logistics and Warehousing

Logistics and warehousing operations rely heavily on conveyor systems to move goods efficiently. Used 2 ply rough top conveyor belts are ideal for these applications due to their durability and versatility. They can be used in sorting and distribution centers to handle a wide variety of products, from small packages to larger shipments. Their rough top surface ensures that items stay in place during transport, reducing the risk of mishandling and damage.

Recycling and Waste Management

Recycling facilities often use conveyor belts to sort and process recyclable materials. Used 2 ply rough top conveyor belts can be repurposed in these settings to handle different types of recyclables, such as paper, plastic, glass, and metal. Their rugged construction allows them to withstand the demanding conditions of recycling operations, including exposure to sharp objects and heavy loads. Similarly, in waste management, these belts can be used to transport and sort waste materials efficiently.


In the agricultural sector, used 2 ply rough top conveyor belts are commonly employed in various applications, such as transporting harvested crops, handling feed, and moving other agricultural products. Their non-slip surface is particularly beneficial in preventing spillage and ensuring that products are delivered intact. These belts can also be used in processing facilities for tasks like cleaning, sorting, and packaging agricultural products.

Mining and Quarrying

The mining and quarrying industries require conveyor belts that can handle abrasive materials and heavy loads. Used 2 ply rough top conveyor belts are well-suited for these environments due to their durability and high resistance to wear and tear. They can be used to transport minerals, ores, and other extracted materials efficiently, contributing to the overall productivity of mining operations.


In construction, conveyor belts are often used to move materials such as sand, gravel, cement, and bricks. Used 2 ply rough top conveyor belts are ideal for these applications because they provide the necessary traction to handle loose and heavy materials. Their durability ensures that they can withstand the harsh conditions of construction sites, including exposure to dust, dirt, and rough handling.

Features of Great Lakes Belting 2 Ply Rough Top Conveyor Belt

Great Lakes Belting is a renowned manufacturer of high-quality conveyor belts, including the 2 ply rough top conveyor belt. Their products are known for their exceptional performance, reliability, and durability. Here, we will explore the specific features and qualities that set Great Lakes Belting’s 2 ply rough top conveyor belts apart from the competition.

High-Quality Materials

Great Lakes Belting uses only the highest quality materials in the construction of their 2 ply rough top conveyor belts. The belts are made with two layers of strong, durable materials that are designed to withstand heavy use and harsh conditions. This high-quality construction ensures that the belts have a long lifespan and can handle the demands of various industrial applications.

Superior Traction

One of the standout features of Great Lakes Belting’s 2 ply rough top conveyor belts is their superior traction. The rough top surface is engineered to provide maximum grip, ensuring that products stay securely in place during transport. This feature is particularly beneficial for applications involving steep inclines or where maintaining product orientation is crucial. The enhanced traction reduces the risk of slippage and product damage, improving overall efficiency and safety.

Customization Options

Great Lakes Belting offers a range of customization options for their 2 ply rough top conveyor belts. Customers can choose from various widths, lengths, and thicknesses to meet their specific requirements. Additionally, the belts can be customized with different surface patterns and textures to suit particular applications. This flexibility allows businesses to tailor the belts to their unique operational needs, ensuring optimal performance.

Resistance to Wear and Tear

The 2 ply rough top conveyor belts from Great Lakes Belting are designed to resist wear and tear, even in the most demanding environments. The dual-layer construction enhances the belt’s strength and durability, allowing it to withstand the rigors of continuous use. This resistance to wear and tear translates to reduced maintenance requirements and longer intervals between replacements, resulting in cost savings and improved productivity.

Temperature and Chemical Resistance

Great Lakes Belting’s 2 ply rough top conveyor belts are built to withstand extreme temperatures and exposure to chemicals. This makes them suitable for use in a variety of industrial settings, including those involving heat, cold, or corrosive substances. The belts maintain their performance and integrity under challenging conditions, ensuring reliable operation and minimizing the risk of downtime.

Easy Installation and Maintenance

Great Lakes Belting designs their 2 ply rough top conveyor belts for easy installation and maintenance. The belts are crafted to fit seamlessly into existing conveyor systems, reducing installation time and effort. Additionally, the smooth surface resists dirt and debris accumulation, making cleaning and maintenance straightforward. This ease of maintenance helps keep the belts in optimal condition, extending their usable life and enhancing overall efficiency.

Compliance with Industry Standards

Great Lakes Belting ensures that their 2 ply rough top conveyor belts comply with industry standards and regulations. The belts are manufactured to meet stringent quality and safety criteria, providing customers with confidence in their performance and reliability. This commitment to compliance ensures that businesses using Great Lakes Belting’s products can operate within regulatory guidelines and maintain high standards of safety and quality.

Wide Range of Applications

The versatility of Great Lakes Belting’s 2 ply rough top conveyor belts makes them suitable for a wide range of applications. Whether in manufacturing, packaging, food processing, logistics, or any other industry, these belts provide reliable and efficient solutions. Their adaptability to different operational requirements and environments makes them an excellent choice for businesses looking to enhance their conveyor systems.

The 2 ply rough top conveyor belt offers numerous benefits, including enhanced grip and traction, durability, versatility, noise reduction, cost-effectiveness, improved safety, and easy maintenance. These belts find applications across various industries, such as manufacturing, packaging, food processing, logistics, recycling, agriculture, mining, and construction. Great Lakes Belting’s 2 ply rough top conveyor belts stand out with their high-quality materials, superior traction, customization options, resistance to wear and tear, temperature and chemical resistance, easy installation and maintenance, compliance with industry standards, and wide range of applications. By choosing a 2 ply rough top conveyor belt, businesses can achieve greater efficiency, productivity, and safety in their operations.

Maintenance Tips for 2 Ply Rough Top Conveyor Belt

Maintaining a 2 ply rough top conveyor belt is essential to ensure its longevity and optimal performance. Regular maintenance not only extends the life of the conveyor belt but also helps in avoiding costly repairs and downtime. Below are detailed maintenance tips and best practices to keep your 2 ply rough top conveyor belt in top condition.

Regular Inspection

Regular inspection is the first step in maintaining your 2 ply rough top conveyor belt. Conduct thorough visual inspections at least once a week to identify any signs of wear, damage, or misalignment. Look for frayed edges, cracks, tears, and unusual wear patterns. Pay close attention to the belt’s surface and edges as these areas are most prone to damage.

Clean the Belt

Keeping the 2 ply rough top conveyor belt clean is crucial. Accumulation of dirt, debris, and other materials can lead to premature wear and tear. Use appropriate cleaning methods based on the type of materials your conveyor belt handles. For instance, if your belt is used in food processing, ensure you use food-safe cleaning agents. Regularly remove any buildup to prevent damage to the belt and to maintain its rough top surface.

Check Belt Tension

Proper belt tension is vital for the efficient operation of a 2 ply rough top conveyor belt. Over-tensioning can cause excessive wear and strain on the belt, while under-tensioning can lead to slippage and inefficient operation. Regularly check the belt tension and adjust it as needed. Refer to the manufacturer’s guidelines for the correct tension levels for your specific belt.


Lubrication of the conveyor system’s components, such as bearings and rollers, is essential for smooth operation. However, ensure that the lubricant does not come into contact with the belt itself as it can degrade the rubber material. Use appropriate lubricants as recommended by the manufacturer and follow the lubrication schedule diligently.

Monitor Alignment

Proper alignment of the 2 ply rough top conveyor belt is crucial to prevent uneven wear and potential damage. Misalignment can cause the belt to run off track, leading to edge wear and tearing. Regularly check the alignment of the belt and adjust the tracking as necessary. Use alignment tools and techniques to ensure the belt runs straight and true.

Replace Worn Parts

Worn or damaged components such as rollers, pulleys, and bearings can adversely affect the performance of your conveyor belt. Regularly inspect these parts and replace them as needed. Using high-quality replacement parts that are compatible with your 2 ply rough top conveyor belt is essential to maintain its performance and longevity.

Preventive Maintenance

Implement a preventive maintenance schedule to address potential issues before they become major problems. This includes regular inspections, cleaning, lubrication, and part replacements. Keeping detailed records of maintenance activities can help identify recurring issues and plan future maintenance more effectively.

Training for Operators

Proper training for conveyor belt operators is essential. Ensure that all personnel involved in the operation and maintenance of the 2 ply rough top conveyor belt are well-trained and understand the best practices. Training should cover proper handling, maintenance procedures, and safety protocols to prevent accidents and damage to the belt.

Environmental Considerations

Consider the environmental conditions in which the 2 ply rough top conveyor belt operates. Extreme temperatures, humidity, and exposure to chemicals can affect the belt’s performance and lifespan. Take appropriate measures to protect the belt from harsh environmental conditions, such as installing protective covers or using belts designed for specific environmental conditions.

Safety Measures

Implementing safety measures is critical to prevent accidents and injuries. Ensure that all safety guards and covers are in place and in good condition. Regularly check emergency stop mechanisms and other safety features to ensure they are functioning correctly. Provide personal protective equipment (PPE) to all personnel working with the conveyor belt.

By following these maintenance tips and best practices, you can ensure the longevity and optimal performance of your 2 ply rough top conveyor belt. Regular maintenance not only helps in avoiding costly repairs but also enhances the efficiency and reliability of your conveyor system.

Installation Process for 2 Ply Rough Top Conveyor Belt

Proper installation of a 2 ply rough top conveyor belt is crucial to ensure its effective operation and longevity. Below is a comprehensive guide on the steps involved in installing a 2 ply rough top conveyor belt.


Before beginning the installation process, ensure you have all the necessary tools and equipment. This includes a belt tension gauge, alignment tools, cutting tools, fasteners, and safety gear. Additionally, review the manufacturer’s installation instructions and guidelines specific to your 2 ply rough top conveyor belt.

Safety Precautions

Safety is paramount during the installation process. Ensure that the conveyor system is powered off and locked out to prevent accidental startups. Use appropriate personal protective equipment (PPE) such as gloves, safety glasses, and hard hats. Clear the installation area of any obstructions and ensure adequate lighting.

Measure and Cut the Belt

Accurately measure the length and width of the conveyor belt required for your system. Use a sharp cutting tool to cut the 2 ply rough top conveyor belt to the desired dimensions. Ensure clean, straight cuts to prevent fraying and ensure a proper fit.

Prepare the Conveyor Structure

Inspect the conveyor structure for any signs of damage or misalignment. Ensure that all components, such as pulleys, rollers, and frames, are in good condition and properly aligned. Clean the conveyor structure to remove any debris or contaminants that could affect the belt’s performance.

Install the Belt

Begin by threading the 2 ply rough top conveyor belt through the conveyor structure. Start at one end and work your way to the other, ensuring that the belt is properly aligned and centered on the rollers and pulleys. Take care not to twist or kink the belt during installation.

Join the Belt Ends

There are several methods to join the ends of a 2 ply rough top conveyor belt, including mechanical fasteners, vulcanization, and adhesive bonding. Choose the method recommended by the belt manufacturer for your specific application.

Mechanical Fasteners

Mechanical fasteners are a common method for joining conveyor belts. Use the appropriate fasteners and follow the manufacturer’s instructions for installation. Ensure that the fasteners are evenly spaced and securely fastened to prevent belt separation.


Vulcanization is a process that uses heat and pressure to bond the belt ends together. This method provides a strong, seamless joint but requires specialized equipment and expertise. If you choose vulcanization, ensure that the process is carried out by trained professionals.

Adhesive Bonding

Adhesive bonding involves using a specialized adhesive to join the belt ends. Follow the adhesive manufacturer’s instructions for application and curing times. This method is suitable for applications where mechanical fasteners or vulcanization are not feasible.

Tension the Belt

Proper tensioning is critical for the performance of the 2 ply rough top conveyor belt. Use a belt tension gauge to measure the tension and adjust it according to the manufacturer’s specifications. Ensure that the tension is evenly distributed across the width of the belt to prevent uneven wear and slippage.

Align the Belt

Proper alignment ensures that the conveyor belt runs smoothly and prevents edge wear and tracking issues. Use alignment tools to check and adjust the belt’s alignment on the rollers and pulleys. Make any necessary adjustments to ensure the belt runs straight and true.

Test the Belt

Once the belt is installed, tensioned, and aligned, conduct a test run to ensure proper operation. Start the conveyor system and observe the belt’s movement. Check for any signs of misalignment, slippage, or unusual noise. Make any necessary adjustments to address any issues.

Final Inspection

After the test run, conduct a final inspection of the 2 ply rough top conveyor belt and the conveyor system. Ensure that all components are securely fastened, and there are no signs of damage or misalignment. Check the belt tension and alignment once more and make any final adjustments.


Keep detailed records of the installation process, including measurements, tension settings, and any adjustments made. This documentation will be useful for future maintenance and troubleshooting.

By following these steps, you can ensure a successful installation of your 2 ply rough top conveyor belt, leading to optimal performance and longevity.

Choosing the Right 2 Ply Rough Top Conveyor Belt for Your Needs

Selecting the most suitable 2 ply rough top conveyor belt for your specific requirements is essential to ensure efficient operation and long-term performance. Below is a comprehensive guide to help you choose the right 2 ply rough top conveyor belt based on various factors and conditions.

Understand Your Application

The first step in choosing the right 2 ply rough top conveyor belt is to understand the specific needs of your application. Consider the following factors:

  • Type of Material: Identify the type of material being conveyed. Different materials have different characteristics, such as weight, abrasiveness, and moisture content, which can impact the belt selection.
  • Operating Environment: Consider the operating environment, including temperature, humidity, and exposure to chemicals. Choose a belt that can withstand the specific environmental conditions of your application.
  • Load Capacity: Determine the load capacity required for your conveyor system. Ensure that the 2 ply rough top conveyor belt can handle the weight and volume of the materials being conveyed.
  • Speed: Consider the speed at which the conveyor belt will operate. Some belts are designed for high-speed applications, while others are better suited for slower speeds.

Material and Construction

The material and construction of the 2 ply rough top conveyor belt play a crucial role in its performance and durability. Consider the following aspects:

  • Cover Material: The cover material of the conveyor belt should be chosen based on the type of material being conveyed and the operating environment. Common cover materials include rubber, PVC, and polyurethane. Rubber covers are durable and provide good traction, while PVC and polyurethane covers are suitable for applications requiring resistance to chemicals and moisture.
  • Ply Construction: The ply construction of the belt refers to the number of layers of fabric or material used in its construction. A 2 ply rough top conveyor belt has two layers, providing increased strength and durability compared to single-ply belts.
  • Surface Texture: The rough top surface texture of the belt provides excellent grip and traction, making it suitable for inclined and high-friction applications. Ensure that the surface texture is appropriate for your specific needs.

Belt Dimensions

Choosing the correct dimensions for your 2 ply rough top conveyor belt is essential for proper fit and function. Consider the following:

  • Width: Measure the width of your conveyor system and choose a belt with the appropriate width. Ensure that the belt width allows for proper tracking and alignment.
  • Length: Measure the required length of the conveyor belt based on your conveyor system’s dimensions. Ensure that the belt length allows for proper tensioning and operation.

Compatibility with Conveyor System

Ensure that the 2 ply rough top conveyor belt is compatible with your existing conveyor system. Consider the following factors:

  • Roller and Pulley Size: Ensure that the belt is compatible with the size of the rollers and pulleys in your conveyor system. The belt should fit properly and run smoothly on the rollers and pulleys.
  • Belt Tension and Tracking: Ensure that the belt can be properly tensioned and tracked on your conveyor system. Proper tension and tracking are essential for preventing slippage and ensuring efficient operation.
  • Belt Fasteners: If your application requires the use of belt fasteners, ensure that the selected belt is compatible with the type of fasteners used in your system.

Manufacturer and Quality

Choosing a high-quality 2 ply rough top conveyor belt from a reputable manufacturer is essential for ensuring long-term performance and reliability. Consider the following:

  • Reputation: Choose a manufacturer with a good reputation for producing high-quality conveyor belts. Look for reviews and testimonials from other customers to gauge the reliability of the manufacturer.
  • Warranty: Check if the manufacturer offers a warranty for the conveyor belt. A warranty provides assurance of the belt’s quality and can protect against defects and premature wear.
  • Customer Support: Choose a manufacturer that offers excellent customer support. This includes providing technical assistance, installation guidance, and maintenance tips.

Cost Considerations

While cost should not be the sole factor in choosing a 2 ply rough top conveyor belt, it is an important consideration. Consider the following:

  • Initial Cost: Compare the initial cost of different conveyor belts. Keep in mind that higher-quality belts may have a higher upfront cost but can offer better performance and longevity.
  • Total Cost of Ownership: Consider the total cost of ownership, which includes the initial cost, maintenance costs, and potential downtime costs. A higher-quality belt may have lower maintenance costs and longer lifespan, resulting in a lower total cost of ownership.

Customization Options

Some applications may require customized conveyor belts to meet specific requirements. Consider the following:

  • Custom Dimensions: If your conveyor system has unique dimensions, consider a manufacturer that offers custom-sized belts.
  • Special Features: Some applications may require special features such as anti-static properties, flame resistance, or food-grade materials. Choose a manufacturer that offers customization options to meet your specific needs.

By considering these factors and following this guide, you can choose the right 2 ply rough top conveyor belt that meets your specific requirements and ensures efficient and reliable operation.

FAQs about 2 Ply Rough Top Conveyor Belt

What is rough top conveyor belt?

A rough top conveyor belt is designed with a textured surface that provides increased grip and reduces slippage of transported materials. The top surface is typically made of a rubber compound with a pattern of ridges or a rough texture, which creates additional friction. This type of conveyor belt is ideal for transporting items that need to remain stable and not slide or roll back, especially on inclines. Rough top conveyor belts are commonly used in industries such as packaging, logistics, and manufacturing, where products like cartons, boxes, and bags are moved. The textured surface helps to maintain control over the items, preventing damage and ensuring efficient handling.

What is the thickness of 2 ply conveyor belt?

The thickness of a 2 ply conveyor belt generally ranges from 5mm to 8mm, depending on the specific materials used and the intended application. “2 ply” indicates that the belt is constructed from two layers of fabric, often polyester or nylon, bonded together with layers of rubber. This construction provides the belt with sufficient strength and flexibility for various industrial uses. The exact thickness can vary based on the belt’s design requirements, such as load capacity and environmental conditions. Thicker belts are typically used for heavier loads and more demanding applications, while thinner belts are suitable for lighter tasks.

What is the difference between 2 ply and 3 ply conveyor belts?

The main difference between 2 ply and 3 ply conveyor belts lies in the number of fabric layers and the resultant thickness and strength. A 2 ply conveyor belt consists of two layers of fabric, making it thinner and lighter, which is suitable for lighter loads and less demanding applications. In contrast, a 3 ply conveyor belt has three layers of fabric, providing greater strength, durability, and thickness. This makes 3 ply belts more appropriate for heavy-duty applications where higher tensile strength and resistance to wear and tear are required. The additional layer in a 3 ply belt offers better load support and can handle more abrasive materials compared to a 2 ply belt.

What is ply in a conveyor belt?

“Ply” in a conveyor belt refers to the number of layers of fabric that make up the belt’s structure. Each layer, or ply, is usually made from materials such as polyester, nylon, or cotton, and these layers are bonded together with rubber. The number of plies in a conveyor belt affects its strength, flexibility, and durability. For example, a single ply belt has one layer of fabric, making it suitable for lightweight applications, while a 2 ply belt has two layers, offering increased strength and durability. A 3 ply belt, with three layers, provides even greater strength and is ideal for heavy-duty applications. The choice of ply depends on the specific requirements of the conveyor system, including the type of materials being transported and the operating conditions.

Jordan Smith

Jordan Smith, a seasoned professional with over 20 years of experience in the conveyor system industry. Jordan’s expertise lies in providing comprehensive solutions for conveyor rollers, belts, and accessories, catering to a wide range of industrial needs. From initial design and configuration to installation and meticulous troubleshooting, Jordan is adept at handling all aspects of conveyor system management. Whether you’re looking to upgrade your production line with efficient conveyor belts, require custom conveyor rollers for specific operations, or need expert advice on selecting the right conveyor accessories for your facility, Jordan is your reliable consultant. For any inquiries or assistance with conveyor system optimization, Jordan is available to share his wealth of knowledge and experience. Feel free to reach out at any time for professional guidance on all matters related to conveyor rollers, belts, and accessories.