2025 Best 10 Dry Running Seal Manufacturers in the world

Introduction to Dry Running Seals

Dry running seals are a type of mechanical seal that can operate without the need for a continuous external lubricating or flushing fluid. They are designed to handle a wide range of applications, especially in situations where the presence of a lubricating fluid is not feasible or desirable. These seals are widely used in pumps, compressors, and other rotating equipment in industries such as chemical processing, oil and gas, food and beverage, and pharmaceuticals. The key advantages of dry running seals include reduced maintenance requirements, lower operating costs, and the ability to prevent contamination of the process fluid.

Top 10 Dry Running Seal Manufacturers

1. Gaodao Sealing Technology (Suzhou) Co., Ltd

Gaodao Sealing Technology (Suzhou) Co., Ltd is a leading manufacturer in the field of sealing solutions. With a strong focus on research and development, the company has been able to produce high - quality dry running seals that meet the diverse needs of various industries.

The company has a state - of - the - art manufacturing facility in Suzhou, China. Their production process is highly automated, which ensures consistent quality and high efficiency. The R & D team at Gaodao is composed of experienced engineers and technicians who are constantly working on improving the performance and reliability of their dry running seals.

In terms of dry running seal features, Gaodao's seals are known for their excellent wear resistance. They use advanced materials and surface treatment technologies to enhance the durability of the seal faces. This allows the seals to operate for long periods without significant wear, reducing the frequency of replacements.

Another advantage is their customizability. Gaodao understands that different industries have different requirements for dry running seals. They can design and manufacture seals according to the specific parameters provided by the customers, such as pressure, temperature, and shaft speed.

The company also offers excellent after - sales service. Their technical support team is available 24/7 to assist customers with installation, maintenance, and troubleshooting. This ensures that customers can get the most out of their dry running seals and minimize downtime.

Website: https://www.szgao-dao.com/

2. John Crane

John Crane is a globally recognized name in the sealing industry. With a history spanning over a century, the company has built a reputation for innovation and reliability.

John Crane has a vast global presence, with manufacturing facilities and sales offices in multiple countries. This allows them to serve customers around the world promptly. Their research and development efforts are focused on developing new materials and designs for dry running seals. For example, they have been at the forefront of using advanced carbon composites in seal faces, which offer superior chemical resistance and low friction coefficients.

In terms of dry running seal features, John Crane's seals are designed to handle high - pressure and high - temperature applications. They have a unique sealing mechanism that can maintain a tight seal even under extreme operating conditions. Their seals also have excellent leakage control, which is crucial in industries where the leakage of process fluids can have serious environmental and safety implications.

The company's advantage lies in its extensive testing facilities. Before a new dry running seal design is released to the market, it undergoes rigorous testing in John Crane's laboratories. This ensures that the seals meet the highest quality and performance standards. Additionally, John Crane offers comprehensive training programs for customers, which helps them to properly install, operate, and maintain the seals.

3. EagleBurgmann

EagleBurgmann is a leading manufacturer of mechanical seals and sealing systems. The company has a long - standing tradition of engineering excellence and customer - focused solutions.

EagleBurgmann's manufacturing processes are based on strict quality control standards. They use the latest manufacturing technologies, such as precision machining and advanced surface coating techniques, to produce high - quality dry running seals. The company also invests heavily in research and development to stay ahead of the competition.

For dry running seals, EagleBurgmann offers a wide range of products suitable for different applications. Their seals are known for their energy efficiency. By reducing friction between the seal faces, they can help to lower the energy consumption of the equipment. This not only saves costs but also has a positive impact on the environment.

Another advantage of EagleBurgmann is its global service network. They have local service teams in many countries, which can provide on - site support to customers. This is especially important for industries where quick response times are crucial, such as the oil and gas industry.

4. Flowserve

Flowserve is a diversified industrial company that specializes in fluid motion and control products, including dry running seals. The company has a broad product portfolio and serves a wide range of industries.

Flowserve's dry running seals are designed with advanced engineering principles. They use computational fluid dynamics (CFD) and finite element analysis (FEA) to optimize the design of the seals. This results in seals that have better performance and reliability.

In terms of features, Flowserve's dry running seals are highly adaptable. They can be used in both standard and custom - designed applications. The company offers a variety of seal materials, including ceramics, metals, and polymers, to meet the different chemical and physical requirements of the process fluids.

Flowserve's advantage lies in its integration capabilities. As a large industrial company, it can provide complete fluid handling systems that include dry running seals. This allows customers to get a one - stop - shop solution for their fluid management needs.

5. AESSEAL

AESSEAL is a family - owned company that has grown to become a major player in the sealing industry. The company is known for its innovative approach to sealing solutions.

AESSEAL's dry running seals are designed with a focus on simplicity and reliability. They have a modular design, which makes installation and maintenance easier. The company also offers a range of seal support systems that can enhance the performance of the dry running seals.

In terms of features, AESSEAL's seals are highly resistant to corrosion. They use special coatings and materials to protect the seal faces from chemical attack. This makes them suitable for use in harsh chemical environments.

The company's advantage is its commitment to customer satisfaction. AESSEAL offers a unique "Total Sealing Solution" approach, where they work closely with customers to understand their needs and provide customized solutions. They also have a 24 - hour emergency service, which ensures that customers can get help quickly in case of any seal failures.

6. Burgmann Industries

Burgmann Industries is a well - established manufacturer of mechanical seals. The company has a long history of providing high - quality sealing products to various industries.

Burgmann's dry running seals are manufactured using advanced manufacturing techniques. They have a strict quality control system in place to ensure that every seal meets the required standards. The company also conducts extensive research on new materials and technologies to improve the performance of its seals.

For dry running seals, Burgmann offers seals with high - speed capabilities. Their seals can operate at very high shaft speeds without sacrificing performance. This makes them suitable for use in high - speed pumps and compressors.

The company's advantage lies in its technical expertise. Their engineering team has in - depth knowledge of sealing technology and can provide expert advice to customers. They also offer training programs for customers' maintenance personnel, which helps to improve the overall reliability of the sealing systems.

7. Chesterton

Chesterton is a leading provider of industrial sealing solutions. The company has a wide range of products, including dry running seals, that are designed to meet the needs of different industries.

Chesterton's dry running seals are known for their excellent sealing performance. They use advanced sealing materials and designs to ensure a tight seal and prevent leakage. The company also offers seals with low - emission capabilities, which are important in industries where environmental regulations are strict.

In terms of features, Chesterton's seals are easy to install and maintain. They have a user - friendly design that reduces the time and effort required for installation and servicing. The company also provides detailed installation and maintenance manuals to help customers.

Chesterton's advantage is its strong R & D capabilities. They are constantly developing new products and improving existing ones. Their R & D efforts are focused on meeting the evolving needs of the industries, such as the demand for more energy - efficient and environmentally friendly seals.

8. Flexaseal Engineering

Flexaseal Engineering is a specialist in the design and manufacture of mechanical seals. The company has a reputation for providing high - quality, reliable sealing solutions.

Flexaseal's dry running seals are designed with a focus on durability. They use high - strength materials and advanced manufacturing processes to ensure that the seals can withstand harsh operating conditions. The company also offers seals with a long service life, which reduces the frequency of replacements.

In terms of features, Flexaseal's seals are highly customizable. They can be tailored to meet the specific requirements of different applications, such as the type of process fluid, pressure, and temperature. The company's engineering team works closely with customers to understand their needs and develop the most suitable seal solutions.

The company's advantage lies in its local support. Flexaseal has local offices and service centers in many regions, which allows them to provide prompt and efficient support to customers. They also offer on - site installation and commissioning services, which helps to ensure that the seals are installed correctly and operate smoothly.

9. James Walker

James Walker is a global manufacturer of sealing products. The company has a long history of innovation and has developed a wide range of dry running seals.

James Walker's dry running seals are designed using the latest technologies. They have a unique seal design that provides excellent sealing performance even under difficult operating conditions. The company also uses advanced materials, such as elastomers and polymers, to enhance the properties of the seals.

In terms of features, James Walker's seals are resistant to a wide range of chemicals. This makes them suitable for use in chemical processing plants and other industries where the process fluids are highly corrosive. The company also offers seals with low - friction characteristics, which can reduce the energy consumption of the equipment.

The company's advantage is its extensive product range. They offer a variety of dry running seals for different applications, from small - scale pumps to large - scale industrial compressors. This allows customers to find the most suitable seal for their specific needs.

10. Garlock

Garlock is a well - known manufacturer of sealing solutions. The company has a strong presence in the industrial market and offers a wide range of dry running seals.

Garlock's dry running seals are designed with a focus on quality and performance. They use high - quality materials and precision manufacturing processes to ensure that the seals meet the highest standards. The company also conducts extensive testing on its seals to ensure their reliability.

For dry running seals, Garlock offers seals with high - pressure capabilities. Their seals can withstand high - pressure applications without leaking. This makes them suitable for use in oil and gas pipelines and other high - pressure systems.

The company's advantage lies in its global distribution network. Garlock has distributors in many countries, which allows them to quickly deliver products to customers around the world. They also offer technical support through their distributors, which helps customers to solve any problems they may encounter with the seals.

Conclusion

The dry running seal market is highly competitive, with these top 10 manufacturers leading the way. Each company has its own unique features and advantages, whether it is Gaodao Sealing Technology's customizability and excellent after - sales service, John Crane's innovation and global presence, or Chesterton's focus on low - emission seals. These manufacturers are constantly investing in research and development to improve the performance, reliability, and environmental friendliness of their dry running seals. As industries continue to evolve and demand more efficient and reliable sealing solutions, these companies will play a crucial role in meeting those needs. Customers can choose the most suitable manufacturer based on their specific requirements, such as the type of application, operating conditions, and budget. Overall, the future of the dry running seal industry looks promising, with these leading manufacturers driving innovation and growth.