O-ring belts are continuous belts that have a rubber O-ring attached to them. The O-ring acts as a seal between the pulley and the belt, providing a secure grip and reducing slippage. These belts are commonly used in industrial machinery, such as conveyors, printing presses, and packaging machines, as well as in the automotive industry, agricultural machinery, medical equipment, exercise equipment, and more. Read More…
Leading Manufacturers
Dura-Belt, Inc.
Hilliard, OH | 800-770-2358Our conveyor belts are ISO 9002 and FDA certified. We can use our belts in nearly every industry, from transmission timing belts to conveyor belts for foods.

AFC Materials Group
Lake in the Hills, IL | 800-334-9372In business since 1988, our DuraFab, DuraFlow, DuraLam, DuraSil, and DuraChef conveyor belts might be familiar names to you. As a conveyor belt manufacturer, we know our PTFE and silicone-coated belting products have assisted many with commercial, food, industrial and military applications.

Fenner Dunlop Americas
Coraopolis, PA | 412-249-0700Fenner Dunlop Americas has built a reputation in belt manufacturing, and our goal is to find the perfect solution for you. Our staff is dedicated to your needs and we are capable of assisting you in finding the belt your application requires. To learn more about the details of our industrial belts then simply visit our website or give one of our representatives a call.

Akron Belting & Supply Company
Akron, OH | 800-841-4976We are masters of all conveyor belt systems, ranging from plastic conveyor belts to the more traditional rubber belts. We can manufacture belts for any industry, and we serve over 16 countries around the world. As a company who started small, we believe it is our dedication to customers that made us who we are today. Find out more when you give us a call today!

O-Ring Belts List
Creating O-Ring Belts
To create an O-ring belt, various rubber materials can be used, such as natural rubber, neoprene, EPDM (ethylene propylene diene monomer), nitrile, and silicone rubber. The choice of material depends on the application requirements, such as resistance to heat, oil, chemicals, and abrasion. The process of creating an O-ring belt involves wrapping the belt material around the pulleys, then inserting the O-ring into a groove on the belt. The O-ring is then compressed between the belt and the pulley, creating a seal that prevents slippage.
Variations in the Design Process
There are variations in the design of O-ring belts, such as the width and thickness of the belt, the diameter of the pulley, and the shape and size of the O-ring. The selection of these design features depends on the specific application requirements. For example, thicker belts are more suitable for heavy-duty applications, while narrower belts are more suitable for smaller pulleys. Additionally, the use of different materials and O-ring shapes can provide specific benefits, such as increased durability or reduced noise.
Considerations Regarding O-Ring Belts
Despite their numerous benefits, there are some considerations when it comes to O-ring belts. One such concern is the potential for O-ring material degradation over time, which can result in belt slippage and decreased efficiency. Additionally, the production process of O-ring belts can be time-consuming and requires specialized machinery and expertise.
Benefits of O-Ring Belts
However, the benefits of O-ring belts far outweigh these considerations. The durability and low maintenance requirements of O-ring belts make them a cost-effective solution for various applications. They also have a high efficiency rate and can withstand high temperatures and harsh environmental conditions. Additionally, O-ring belts are also easy to install and replace, making them a convenient option for industrial machinery and equipment.
Applications of O-Ring Belts
As a result of these benefits, the applications of O-ring belts are vast and diverse, and include:
Automotive Industry
In the automotive industry, O-ring belts are used in various systems, such as the engine, power steering, air conditioning, and water pumps. These belts are typically made of EPDM, which provides resistance to heat, oil, and chemicals. O-ring belts are used in these applications due to their durability and ability to withstand high temperatures and harsh conditions.
Agricultural Machinery
In the agricultural industry, O-ring belts are used in tractors, harvesting equipment, and irrigation systems. These belts are typically made of neoprene, which is resistant to oil, chemicals, and abrasion. O-ring belts are used in these applications due to their ability to provide a secure grip, reduce slippage, and withstand harsh outdoor environments.
Medical Equipment
In the medical equipment industry, O-ring belts are used in X-ray machines, MRI machines, and other imaging equipment. These belts are typically made of silicone rubber, which is biocompatible and can withstand high temperatures. O-ring belts are used in these applications due to their ability to provide a secure grip and maintain accuracy during imaging procedures.
Exercise Equipment
In the exercise equipment industry, O-ring belts are used in treadmills, ellipticals, and other fitness equipment. These belts are typically made of neoprene or EPDM, which provides resistance to wear and tear. O-ring belts are used in these applications due to their durability, low maintenance requirements, and ability to provide a smooth and quiet operation.
Printing Presses
In the printing industry, O-ring belts are used in the ink delivery system of printing presses. These belts are typically made of nitrile, which provides resistance to oil and chemicals. O-ring belts are used in these applications due to their ability to provide a secure grip and prevent ink smudging.
Packaging Machinery
In the packaging industry, O-ring belts are used in filling and labeling machines. These belts are typically made of neoprene, which provides resistance to abrasion and chemicals. O-ring belts are used in these applications due to their ability to provide a secure grip and maintain accuracy during packaging procedures.
Food and Beverage Industry
In the food and beverage industry, O-ring belts are used in food processing equipment and bottling plants. These belts are typically made of materials that are FDA-approved for use in food contact applications, such as white nitrile.
Textile Industry
In the textile industry, O-ring belts are used in spinning and weaving machines. These belts are typically made of materials that are resistant to abrasion, such as neoprene.
Mining Industry
In the mining industry, O-ring belts are used in conveyor systems and heavy equipment. These belts are typically made of materials that are resistant to wear and tear, such as EPDM.
Construction Industry
In the construction industry, O-ring belts are used in concrete pumps and power trowels. These belts are typically made of materials that are resistant to chemicals and abrasion, such as neoprene or EPDM.
Choosing the Right O-Ring Belt Manufacturer
To ensure you have the most beneficial outcome when purchasing O-rings from an O-ring manufacturer, it is important to compare several companies using our directory of O-ring manufacturers. Each O-ring manufacturer has a business profile page highlighting their areas of experience and capabilities, along with a contact form to directly communicate with the manufacturer for more information or to request a quote. Review each O-ring business website using our proprietary website previewer to quickly learn what each company specializes in. Then, use our simple RFQ form to contact multiple O-ring companies with the same form.