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Top 10 Oil Seal Brand & Manufacturers

This section provides a list of the top 10 Oil Seal manufacturers, Website links, company profile, locations is provided for each company. Also provides a detailed product description of the Oil Seal, including product introduction, history, purpose, principle, characteristics, types, usage and purchase precautions, etc.

Manufacturers （Ranking in no particular order）

: Enfu Commercial (Shanghai) Co., Ltd.

Address: Unit 01, 04, 8th Floor, Building B, Phase III, Qiantan World Trade Center, No. 11, Lane 221, Dongyu Road, Shanghai Pilot Free Trade Zone

Company website: http://www.nok-freudenberg.com/

Company Overview

ENFU (China) is equally funded by NOK Co., Ltd. (Japan) and Freudenberg Sealing Technologies Group (Germany), aiming to provide domestically produced or imported sealing products for the fast-growing Chinese market. NOK Co., Ltd. (Japan) NOK Co., Ltd. (Japan) is a Japanese oil seal manufacturer with a long history. It is also one of the largest sealing product manufacturers in the world. In 1959, the "Lubrication Theory of Oil Seals and Sealing" published by NOK Co., Ltd. theoretically explained the sealing mechanism for the first time. It can be seen that NOK has played a pivotal role in the development history of the world's sealing industry. Freudenberg Sealing Technologies Group (Germany) As a sealing technology expert, Freudenberg Sealing Technologies Group is involved in many industries, such as: automotive industry, civil aviation, mechanical engineering, shipbuilding, food and pharmaceuticals, agriculture and construction machinery. It is not only a supplier of customers in various fields, but also their trusted development and partner. ENFU (China) ENFU (China) was invested and established in China by two global leaders in the sealing industry. Its products are widely used in the automotive industry and general industry. ENFU (China) consists of 4 sales companies and 3 production bases. The production bases are located in Wuxi, Changchun and Taicang, and the sales companies are distributed in major cities across the country including Hong Kong.

: SKF (China) Co., Ltd.

Address: Room 2021, No. 564, South Station Road, Huangpu District, Shanghai

Company website: http://www.skf.com/

Company Overview

SKF is a world-renowned supplier of products, solutions and services in the fields of bearings, seals, lubrication systems and services. In a more effective, productive and sustainable way, friction is reduced, objects can run faster, longer, cleaner and safer, and SKF's vision - a world of reliable operation is realized. SKF operates in more than 130 countries, with 103 production bases, 15 technical centers, and more than 17,000 agents and distributors worldwide. SKF Group is from Gothenburg, Sweden, and is a leading company in the global rotation-related solutions, dedicated to helping all walks of life to operate. With rich industry experience and advanced superior technology, SKF provides customers with products, overall solutions and services covering areas including bearings, seals, lubrication management, artificial intelligence, wireless condition monitoring and intelligent remanufacturing, helping customers effectively reduce friction, extend equipment uptime, improve equipment performance, and help customers improve their competitiveness. At the same time, SKF is still constantly developing new technologies to reduce carbon dioxide emissions during equipment production and operation, and contribute to the construction of a sustainable society. SKF entered the Chinese market as early as 1912 and started its business in China through agents. In 1997, SKF (China) Co., Ltd. was officially established, starting its in-depth development in China. Rooted in China for 110 years, SKF has carried out an end-to-end overall layout in China from production and manufacturing, technology research and development, market entry, and even procurement and supply chain. It plans to achieve a full value chain localization layout of 80%-90% of its business in China by 2025. As a foreign-funded enterprise deeply integrated into China's development, SKF has witnessed the rapid development of China's economy and has been deeply integrated into the development process of China's industry. SKF's development direction is highly consistent with China's national development strategy, and it firmly believes in the two strategic development directions of "smart" and "clean". Strive to use its own advanced technology to promote the intelligent upgrading of industrial industries and green and low-carbon operations, continuously practice good corporate citizenship responsibilities, and inject solid strength into China's development.

: Parker Hannifin Fluid Power Products (Shanghai) Co., Ltd.

Address: No. 280, Yunqiao Road, Jinqiao Export Processing Zone, Shanghai

Company website: http://www.parker.com/

Company Overview

Parker Hannifin Corporation was founded in 1918. As a diversified manufacturer of global transmission and control technologies and systems, it provides engineered solutions for various automotive, industrial and aviation markets. The company focuses on customer needs. Parker has unique engineering expertise and a wide range of core technologies to overcome some of the most challenging engineering problems in the world. By establishing partnerships with customers, the company helps them significantly improve productivity and profitability. Parker Hannifin Corporation is a global motion control manufacturing company that provides products and user services. The company's components and systems have more than 1,400 production lines, and are distributed in more than 1,000 industrial and aviation fields in terms of motion control. Parker Hannifin Corporation is a manufacturer that provides customers with hydraulic, pneumatic and mechatronic motion control solutions. The company has a sales network with more than 7,500 distributors serving 400,000 customers around the world. Parker Hannifin has been in China for more than 20 years and established an office in China in 1990. The factories in China include: Shanghai Denison Hydraulic Parts Co., Ltd. (ParkerHannifin), Parker Hannifin Fluid Connectors (Qingdao) Co., Ltd., Parker Precision Hydraulics (Tianjin) Co., Ltd., Shanghai Gumei Sealing Products Factory, Wuxi Legris Factory and other 12 factories. Parker has rich engineering expertise in many fields of transmission and control technology, including: aerospace, environmental control, electric machinery, filtration, fluid and gas treatment, hydraulics, pneumatics, process control, and sealing and shielding. Parker Hannifin China was established in the 1980s and is one of the three foreign joint ventures established earlier since China's opening up to the outside world and foreign direct investment. It has more than 2,000 product lines in China, covering more than 50 markets, providing enterprises with nine major technical solutions and services in aerospace, environmental control, electromechanical, filtration, fluid and gas treatment, hydraulics, pneumatics, process control, and sealing. The product applications and solutions mainly involve diesel engines, wind power generation, shipbuilding, marine exploration, steel, construction machinery, high-speed railways and factory automation. Parker Hannifin China is headquartered in Shanghai.

: ElringKlinger Automotive Components (China) Co., Ltd.

Address: No. 660, Lushan Road, High-tech Zone, Suzhou City, Jiangsu Province

Company website: https://www.elringklinger.cn/zh-hans

Company Overview

As an independent global supplier, the ElringKlinger Group is a technologically advanced and reliable partner to the automotive industry. Whether for passenger cars or commercial vehicles, it offers innovative solutions for conventional internal combustion engine drives, hybrid drives or electric drives, thereby promoting sustainable mobility in the future. ElringKlinger focuses on lightweighting to reduce the total vehicle weight and thus reduce fuel consumption and CO2 emissions of vehicles powered by diesel or gasoline engines, while increasing the range of electric commercial vehicles and passenger cars. It is a leading expert in the field of electric vehicles, with a leading position in the development of cutting-edge lithium-ion batteries, fuel cell technology and electric drives. At the same time, it is committed to expanding its sealing technology to a wide range of applications. The company designs thermal insulation and noise reduction systems to ensure high-end temperature and acoustic management throughout the vehicle. The dynamic precision components developed by ElringKlinger are suitable for all types of drive systems. The Group's product portfolio also includes engineering services, mold injection technology and high-performance plastics, which are used in industries other than the automotive industry; the lithium-ion battery and fuel cell systems designed by ElringKlinger are also used in non-automotive applications.

: Garlock Sealing Technology (Shanghai) Co., Ltd.

Address: 1st Floor, Building 5, Hongqiao Jiahui, Lane 928, Shenhong Road, Shanghai

Company website: http://www.garlock.com.cn/

Company Overview

Garlock provides sealing solutions for customers in the global industrial sector. Garlock sealing solutions recognize the potential dangers and urgent needs for personal safety in the chemical industry, while taking into account regulatory compliance, reduced downtime and easy maintenance. Garlock Group designs and manufactures high-performance sealing solutions for various chemical applications, combined with the harsh working conditions of various processes. They can be used in many occasions such as various pumps, valves, reactors, flange joints and pipelines. By providing innovative products and excellent services, the sealing solutions provided can improve plant efficiency and safety. Garlock China was established in January 2008, headquartered in Shanghai, and has an independent production and manufacturing center in Suzhou. At the same time, it has sales offices in Beijing, Dalian, Huizhou, Inner Mongolia, Jinan, and Chengdu. The dealer network covers the whole country, and the Shanghai headquarters provides professional pre-sales and after-sales technical support. The company's solutions are widely used in the following industries: chemical, mining, metallurgy, oil and gas, offshore, medicine, food, valves, papermaking, thermal power, gearboxes, engineering, procurement and construction, etc.

: Anhui Zhongding Holding (Group) Co., Ltd.

Address: Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province

Company website: http://www.zhongdinggroup.com/

Company Overview

Zhongding Group was founded in 1980 and is headquartered in Ningguo City, an ecological city in southeastern Anhui Province with beautiful mountains and rivers. After years of unremitting efforts and continuous development, Zhongding Group has now become a multinational private enterprise group with more than 30 subsidiaries and more than 10 overseas enterprises, with mechanical basic parts and automotive parts as the main business. In addition to the Ningguo headquarters base, Zhongding has also established industrial bases in Shanghai, Tianjin, Jiangsu, Guangdong and other places, and through overseas mergers and acquisitions, it owns more than 10 companies in multiple sub-sectors such as KACO, WEGU, AMK, TFH, etc. in the United States and Germany. Zhongding's industries involve mechanical basic parts, automotive parts, hydraulic and pneumatic seals, mechanical electronics, precision molds, automotive tools and other fields. Among them, the leading products are "Dinghu" brand rubber seals and special rubber products, which are widely used in automobiles, engineering machinery, petrochemicals, office automation, railways, ships and other fields. Zhongding has strong technical development and innovation capabilities, and can meet the strategic needs of synchronous development of various OEMs, especially in the fields of "fluid system", "noise reduction and vibration reduction and lightweight chassis system", "sealing system", "air suspension and motor control system", etc. Zhongding has firmly established an important position in the technical fields. Looking to the future, Zhongding will strive to carry forward the corporate culture spirit of "all hands work together to guide innovation", continue to strengthen the construction of corporate innovation capabilities, and continuously accelerate the pace of industrial upgrading, in order to achieve the goal of "Chinese intelligent manufacturing, world-renowned", revitalize the national industry, and promote the country's economic and social development!

: Chengdu Shengbang Sealing Co., Ltd.

Address: No. 1388, Konggang 2nd Road, Southwest Airport Economic Development Zone, Shuangliu District, Chengdu, Sichuan

Company website: http://www.chsbs.com

Company Overview

Chengdu Shengbang Sealing Co., Ltd. (abbreviated as: Shengbang Shares, stock code: 301233) was established in Shuangliu District, Chengdu in 2004. It is a high-tech enterprise specializing in the research and development, production and sales of rubber polymer products. It provides high-performance, customized sealing and insulation products for customers in the automotive, electrical, aviation and other fields. Through years of research and development and production accumulation, the company has mastered the core technologies such as rubber polymer product structure design, material formula research and development, tooling and mold manufacturing, production preparation process and testing and analysis, and has obtained 18 invention patents closely related to core technologies. It is at the domestic advanced level in terms of industry technological innovation and has strong core competitiveness. The company has established a complete production chain from tooling and mold manufacturing, material formula research and development, rubber compound mixing, vulcanization molding, assembly to inspection, and through continuous and in-depth participation in customer synchronous research and development, it has formed more competitive technical advantages and product advantages in the subdivided industry. The company operates IATF16949, EJ/T9001, ISO14001, ISO/IEC17025 and other quality, environment, laboratory accreditation, measurement management, intellectual property management and other systems, with standardized management, sound system and complete qualifications. Therefore, the company has established good cooperative relations with many high-quality customers at home and abroad. The company has currently become a supporting supplier for vehicle manufacturers such as SAIC Group, SAIC-GM, Great Wall Motors, Geely Auto, BYD, and JAC Motors. At the same time, the company has established stable cooperative relations with automotive parts suppliers such as Fast, Dongfeng Trak, and Aerospace Mitsubishi. While deepening its roots in the automotive field, the company actively expands the application of rubber materials in electrical and aviation fields, develops electrical equipment manufacturers such as Schneider, Triumph, and Shuangjie Electric, and establishes cooperative relations with high-quality customers such as CNNC, CGN, AVIC, and AVIC Engine's subordinate units.

: Qingdao Hailiwei New Materials Technology Co., Ltd.

Address: Shangtuan Community, Hetao Street, Chengyang District, Qingdao City, Shandong Province

Company website: http://www.hilywill.com/

Company Overview

Qingdao Hailiwei New Materials Technology Co., Ltd. is located in Hetao Street, Hongdao Economic Zone, Qingdao. It was established in 2004 and focuses on the research, development, production and sales of polymer materials such as rubber, polyurethane, and composite materials. The products mainly cover the two major application fields of automobiles and rail transit, and realize functions such as sealing, waterproofing, and vibration reduction. The company is a national high-tech enterprise, with titles such as "Specialized and New Small Giant Enterprise", "Shandong Province Gazelle Enterprise", and "Qingdao Invisible Champion". It has been rated as a "Technology Leading Enterprise" and "Technology Innovation Enterprise" by the China Rubber Industry Association. Hailiwei Company is located in the beautiful coastal city of Qingdao, close to Jiaozhou Bay Expressway and High-tech Zone, about 30 minutes' drive from Qingdao City, about 20 minutes' drive from Jiaodong International Airport, and about 20 minutes' drive from Huangdao Qianwan Port. The transportation is very convenient. It can ensure the timely and accurate delivery of products.

: Laiyang Changyu Sealing Technology Co., Ltd.

Address: No. 057, Longmen West Road, Laiyang City, Yantai City, Shandong Province

Company website: http://www.lycy.com/

Company Overview

Qingdao Changyu Group is composed of Qingdao Changyu Seals Co., Ltd., Laiyang Changyu Seals Technology Co., Ltd., Shanghai Changyu New Energy Co., Ltd., and Shandong Changyu Qingdao University of Science and Technology Technology Research and Development Center. The company mainly produces various types of skeleton oil seals and rubber sealing products and new energy products. It is currently a supplier to GM, Ford, Volkswagen, Mazda, Schaeffler, Mahle, Getrag, China FAW, Geely, Haima, BYD, Chery and other companies. The company has successively passed ISO9001, ISO/TS16949 international quality system certification, ISO14001 environmental system certification. The company has world-leading production equipment and testing instruments, has developed a number of scientific and technological achievements, and has obtained national patents. It is one of China's major scientific research and production bases for rubber sealing products.

: Guangdong Tiancheng Sealing Co., Ltd.

Address: West of Chaoyang Avenue and north of the middle section of Songtao Street, Industrial Transfer Industrial Park, Jiedong District, Jieyang City, Guangdong Province

Company website: http://www.jytch.com.cn/

Company Overview

Guangdong Tiancheng Sealing Co., Ltd. (Tiancheng for short) was established in 2001 (the predecessor of the company's controlling shareholder was Tiancheng Sealing Factory in Rongcheng District, Jieyang City, which was founded in 1992). The company covers an area of 61,326 square meters, has more than 300 employees and more than 60 technical R&D personnel. It is an automotive parts company focusing on the R&D, production, sales and service of automotive oil seals and rubber seals. Tiancheng's leading products have an annual production capacity of more than 90 million sets, and its products cover the field of automotive lubrication and sealing. It has become a first- and second-tier supporting supplier for more than 20 automotive parts companies such as Changan Automobile, SAIC-GM-Wuling, Dongfeng Xiaokang, Changfu Ma, FORD, HONDA, TOYOTA, PSA, MAHLE, and VALEO. Tiancheng has always attached great importance to the development of science and technology, insisted on the path of industry-university-research cooperation, and accumulated strong scientific and technological innovation capabilities. Since 2006, it has been recognized as a "high-tech enterprise", "provincial automotive oil seal engineering technology research and development center", "provincial enterprise technology center", "CNAS (China National Accreditation Service for Conformity Assessment) Laboratory", "provincial private enterprise innovation industrialization demonstration base", and a "small giant" enterprise with specialization and innovation. In 2016, Tiancheng established a sealing R&D laboratory center with international standards; in 2018, in order to better attract outstanding talents in various fields, Tiancheng established the Guangzhou R&D Center in Guangzhou; in 2022, Tiancheng established a doctoral workstation to strive to maintain the advanced technology level of the industry. Tiancheng has independent core technology and has passed the "Intellectual Property Management System" certification. It is a demonstration enterprise of intellectual property rights in Guangdong Province. At present, Tiancheng has obtained 34 authorized patents, including 6 invention patents; obtained 2 provincial scientific and technological achievements appraisals, and won the first prize of municipal scientific and technological progress twice. In February 2021, the "TCH" trademark was included in the list of key trademark protection in Guangdong Province; in March 2021, the company's "high-mileage and long-life rubber seals for automobile engines" was selected as the 2020 Guangdong Province Famous High-tech Products. As a member unit of the national industry standard-setting organizations (Security Standardization Committee, Rubber Standardization Committee, Sealing Device Committee), Tiancheng took the lead in formulating 1 national standard, participated in the formulation of 14 national standards and industry standards, and formulated 5 enterprise standards. It was recognized by the National Hydraulic and Pneumatic Standardization Technical Committee as a "unit with active contributions to standardization."

Categories related to Oil Seal

Oil Seal Information

Information

Oil Seal Information

What is Oil Seal

An Oil Seal, also known as a rotary shaft seal or lip seal, is a mechanical component used to prevent the leakage of lubricants and other fluids in rotating machinery. It is designed to form a barrier that keeps lubricants within the system while preventing contaminants from entering. Oil seals are crucial for maintaining the efficiency and longevity of mechanical equipment.

History of Oil Seal

The first oil seals were developed in the early 20th century to address the need for effective sealing in rotating machinery. Over the years, advancements in material science and manufacturing techniques have led to the development of more durable and reliable oil seals. Today, oil seals are an essential component in a wide range of industrial and automotive applications.

Purpose of Oil Seal

Oil Seals serve multiple purposes:

Preventing Lubricant Leakage: Oil seals prevent the escape of lubricants, ensuring that the machinery operates with minimal friction and wear.
Excluding Contaminants: They act as a barrier to keep dirt, dust, water, and other foreign particles out of the machinery, maintaining the cleanliness of the internal components.
Pressure Retention: Oil seals help maintain the pressure within the system, enhancing the efficiency and performance of the equipment.
Reducing Friction: By providing a smooth surface, oil seals reduce friction between the shaft and the seal, decreasing energy use and heat generation.
Extending Equipment Life: By protecting internal parts from contaminants and maintaining lubrication, oil seals increase the longevity of equipment and reduce repair costs.

Principle of Oil Seal

The principle of an oil seal involves the use of a flexible sealing lip that contacts the rotating shaft to prevent fluid leakage. The lip is designed to maintain contact with the shaft under various operating conditions, including pressure changes and temperature variations. The hydrodynamic action of the rotating shaft helps to enhance the sealing effect.

Features of Oil Seal

Some key features of Oil Seals include:

High Pressure Handling: Capable of handling high pressures, making them suitable for heavy-duty applications.
Multiple Lips: Some oil seals have multiple lips for enhanced sealing, providing better protection against leakage and contaminants.
Customizable: Oil seals can be tailored to meet specific application requirements, including operating performance, cost, and delivery.
Reliability: Properly designed and maintained oil seals can significantly extend the life of the equipment they serve.

Types of Oil Seal

There are several types of Oil Seals, primarily differentiated by their design and application:

Single Lip Seals: Have one sealing lip and are used in applications where low pressure exists and leakage is minimal.
Double Lip Seals: Have two sealing lips, providing enhanced protection against leakage and contaminants.
V-Ring Seals: All-rubber seals that rotate with the shaft, providing additional protection against contaminants.
Labyrinth Seals: Feature a series of ridges and grooves that make it difficult for fluids to pass, ideal for applications with metal-to-metal contact.
Magnetic Seals: Use a magnetic field to suspend a ferrofluid, providing a leak-free seal, ideal for vacuum or precision instruments.
Composite Seals: Made of rubber and PTFE, offering resistance to chemicals, heat, and wear, suitable for high-demand operations.

Precautions for using Oil Seal

When using Oil Seals, consider the following:

Proper Installation: Ensure the oil seal is installed according to the manufacturer's instructions to ensure proper operation and prevent damage.
Regular Maintenance: Periodically inspect and maintain the oil seal to ensure its performance and longevity.
Operating Conditions: Ensure the oil seal is suitable for the operating temperature and pressure of the system to prevent failure.

Things to consider when purchasing Oil Seal

When purchasing Oil Seals, consider:

Media Type: Choose an oil seal suitable for the specific fluid or gas being transferred.
Flow Passages: Determine the number of flow passages required for the application.
Max. Pressure: Ensure the oil seal can handle the maximum pressure of the system.
Max. Speed: Ensure the oil seal can operate at the required speed.
Flow Passage Size: Select the appropriate flow passage size for the application.[!--empirenews.page--]
Brand and Quality: Opt for reputable brands known for their quality and reliability to ensure the performance and longevity of the oil seal.

Terms of Oil Seal

Some common terms associated with Oil Seals include:

Sealing Lip: The flexible part that contacts the rotating shaft to prevent fluid leakage.
Metal Case: The outer part that provides structural support and houses the sealing lip.
Garter Spring: A spring that provides additional pressure to ensure the sealing lip maintains contact with the shaft.