Seals

Introducing the TG4 Rotary Shaft Seal - the ultimate solution for all your sealing needs! Our TG4 Oil Seal is designed to provide durable and reliable performance, ensuring that your machinery operates at its peak efficiency. Made with high-quality NBR material, the TG4 Oil Seal is built to withstand the harshest conditions, providing a tight and secure seal that prevents leakage and contamination. Whether you are in the automotive, industrial, or agricultural sector, the TG4 Oil Seal is the perfect choice for your rotary shaft sealing requirements. What sets the TG4 Oil Seal apart from the competition is its innovative design and superior performance. The FKMTG4 Oil Seal is engineered to provide long- lasting protection against oil, water, and other fluids, making it an ideal choice for a wide range of applications. With its precision engineering and high-quality construction, the TG4 Oil Seal delivers unmatched reliability and performance, ensuring that your machinery operates at its best at all times. In addition to its exceptional durability and performance, the TG4 Oil Seal is also incredibly easy to install, saving you time and effort during maintenance and repairs. Its versatile design allows for seamless integration into a variety of equipment, making it a cost-effective solution for your sealing needs. Plus, with direct sales available, you can get your hands on the TG4 Oil Seal quickly and conveniently, ensuring minimal downtime for your operations. Don't compromise on the performance of your machinery - invest in the TG4 Oil Seal and experience the difference that high-quality sealing solutions can make. Trust in the reliability and durability of the TG4 Oil Seal to keep your equipment running smoothly and efficiently. Order your TG4 Oil Seal today and take advantage of our direct sales to get the sealing solution you need, when you need it.

Minimum Order: 500

Introducing our new and improved reinforced oil seal with fabric for pumps and motors! This innovative product is designed to provide superior protection and longevity for your equipment, ensuring that your machinery operates at peak performance for longer. The reinforced oil seal is constructed with high-quality materials and a durable fabric that enhances its strength and durability. This means that it can withstand the harsh conditions of industrial environments, including high temperatures, pressure, and friction, without compromising its effectiveness. Our reinforced oil seal is engineered to provide a reliable barrier against oil leaks, preventing costly downtime and maintenance. With its advanced design, it effectively seals the rotating shaft of pumps and motors, reducing the risk of lubricant contamination and ensuring smooth and efficient operation. In addition to its exceptional performance, our reinforced oil seal is easy to install, making it a convenient and cost-effective solution for your maintenance needs. Its reliable performance and long service life make it a smart investment for any industrial application. Don't settle for subpar seals that can compromise the integrity of your equipment. Upgrade to our reinforced oil seal with fabric and experience the difference in performance and reliability. Contact us today to learn more about how our innovative product can benefit your operations.

Minimum Order: 500

The fabric reinforced oil seal, also known as the cloth inserted oil seal, is designed for heavy-duty applications where standard rubber seals fall short. These oil seals integrate fabric materials such as canvas or aramid fiber into the elastomeric structure to provide enhanced strength, dimensional stability, and resistance to wear under high-pressure and high-load conditions. At NQKSF, we specialize in manufacturing a complete range of fabric reinforced oil seals suitable for heavy industrial systems, offering both standard inventory and fully customized sealing solutions. Key Product Advantages Reinforced structure with high resistance to extrusion and deformation Ideal for dynamic sealing applications involving shock, pulsation, or shaft misalignment Compatible with hydraulic oil, grease, dust, mud, and water-based fluids Wide operating range in temperature and pressure conditions Available in NBR fabric, FKM fabric, and polyurethane variants Main Applications of Fabric Reinforced Oil Seal The fabric reinforced oil seal is particularly suitable for the following industries: Hydraulic systems – especially in construction, mining, and agricultural machinery Heavy gearboxes and reducers Steel and metallurgy equipment Heavy-duty pumps and compressors Marine and ship engine systems Industrial robots and drive motors Earth-moving and off-road machinery These oil seals perform reliably under high stress and harsh environments, ensuring long-term sealing efficiency. NQKSF Service Highlights Fast delivery for standard sizes – More than 10,000 models in stock for immediate dispatch Complete customization services – We assist you from material selection and structure design to performance testing and production Technical support to optimize sealing systems – With over 30 years of expertise, our team helps reduce your maintenance cost and boost equipment uptime Company Advantages In-house manufacturing factory with precise control over quality and lead time Global presence – Exported to over 80 countries and regions Certified enterprise – Recognized as a High-Tech Manufacturer, Provincial Innovation Center, and Specialized SME Trusted by international brands in the sealing and machinery sectors Full model coverage – All major sizes and cross-sections available in stock Conclusion If you are looking for a sealing solution that withstands high load, pressure, and abrasive working conditions, fabric reinforced oil seal is the ideal choice. At NQKSF, we bring together material innovation, structural engineering, and production capability to help you achieve reliable performance in your heavy-duty systems. Feel free to contact us for samples, drawings, or technical discussions. We are here to support your sealing demands with professionalism and speed.

Minimum Order: 500

In the world of intelligent machinery and advanced automation, pneumatic components are the driving force behind precise and repeatable motion. At the center of this system lies the pneumatic seal—a key component that ensures system integrity, energy efficiency, and long term durability. DEDE has been at the forefront of pneumatic sealing technology for more than 30 years, serving customers across industries such as automation, robotics, energy, and smart manufacturing. Why Pneumatic Seals Are Critical Pneumatic seals must withstand high cycling speeds, fluctuating pressures, and the constant expansion and contraction of compressed air. In systems where downtime is costly and motion control is essential, seals must offer superior wear resistance and low friction properties. DEDE’s pneumatic sealing series is engineered for high performance, supporting industries that rely on: Linear actuators Pneumatic robots Air control valves Medical and packaging equipment Semiconductor manufacturing lines Integrated Services That Make a Difference DEDE’s approach to pneumatic sealing is not just about the product—it is about the entire system. The company offers a wide range of services that help ensure success at every stage of the sealing lifecycle: Fast delivery from stock – Tens of thousands of standard models available immediately, from oil seals to O rings. Complete customization – DEDE works with clients to define materials, design shapes, and conduct rigorous performance tests to meet non standard application demands. Engineering empowerment – DEDE’s experienced team supports customers by improving seal reliability, reducing leakage, and extending product life. A Manufacturing Leader with Global Reach DEDE is recognized as a provincial innovation center, a national high tech enterprise, and a key force within the sealing industry. With a full production base, intelligent processes, and high inventory levels, DEDE is capable of handling urgent demands and complex customization. Exporting to over 80 countries, DEDE has become a trusted name for pneumatic sealing components among engineers and equipment manufacturers worldwide. As more industries move toward intelligent automation, the demand for reliable and efficient pneumatic systems continues to grow. DEDE’s sealing technology, supported by a strong service framework and global distribution, is helping customers build smarter and more reliable equipment.

Minimum Order: 500

The VA/VS water seal series represents a high-performance sealing solution tailored for harsh industrial environments where water, oil mist, and particulates pose serious risks to mechanical systems. Manufactured from pure rubber, these seals are engineered for elasticity, resilience, and long-term sealing reliability. Whether in high-speed rotary applications or systems exposed to contamination, VA/VS seals deliver stable performance and extended service life. Material & Structure Material: Pure rubber (no metal framework) Design: VA/VS profiles provide axial or radial sealing under various installation configurations Features: High elasticity, excellent water resistance, corrosion tolerance, easy installation This fully rubberized design eliminates metal corrosion risks and ensures flexibility during dynamic equipment operation. Applications & Industry Use Cases The VA/VS water seals are suitable for applications where protection from water ingress or splash contamination is critical. Common use cases include: Application Example Equipment Pump systems Water pumps, submersible pumps Electric motors Industrial motors, servo motors Gearboxes Transmission housings, reducers Energy Wind turbines, hydroelectric equipment Automation Industrial robots, robotic arms Hydraulics Hydraulic actuators, cylinders Construction Excavators, loaders, compactors Agricultural machinery Harvesters, tractors Household appliances Washing machines, dishwashers These seals are not suitable for applications involving extremely high temperature or chemical exposure—fluoroelastomer or PTFE-based seals are better suited for such environments. DEDE Services for B2B Buyers DEDE is an industry-recognized manufacturer with full-service support for domestic and international customers.

Minimum Order: 100

Industrial machinery is the backbone of modern economies, and reliable sealing plays a critical role in ensuring efficiency and minimizing downtime. Stainless Steel PTFE oil seals, manufactured by DEDE, are engineered for high-performance applications, particularly in motors, pumps, and gearboxes. Why Stainless Steel PTFE Oil Seals Are Essential Traditional rubber seals often fail in extreme environments due to high temperatures, chemicals, or pressure. However, stainless steel PTFE oil seals offer: High Chemical Resistance: PTFE material resists a wide range of chemicals, oils, and solvents. Heat Resistance: Capable of withstanding temperatures up to 250°C without compromising sealing effectiveness. Low Friction: Reduces mechanical wear and improves overall system efficiency. Extended Lifespan: Provides long-lasting protection, minimizing the need for frequent maintenance or replacement. These features make stainless steel PTFE oil seals ideal for systems that operate under extreme thermal, pressure, and chemical conditions. Key Industries Using Stainless Steel PTFE Oil Seals Pumps and Motors – Protect critical parts like bearings and shafts from contamination and leaks. Gearboxes and Transmissions – Ensure the smooth operation of rotating components and prevent oil leakage. Hydraulic Systems – Maintain system pressure while preventing external contaminants from entering. Aerospace and Marine – Ensure sealing integrity in high-pressure, high- performance applications. DEDE’s Comprehensive Sealing Solutions DEDE provides more than just oil seals — we offer a comprehensive approach to sealing system reliability: Standard Parts with Quick Shipment – Over 10,000 types of seals in stock for fast delivery worldwide. Fully Customizable Solutions – Tailor seals to meet the specific needs of your machinery and systems. Advanced Technical Support – Our team of experts works with you to optimize your sealing system and reduce operational costs. Why DEDE is the Trusted Choice As a leading global sealing solutions provider, DEDE has: 30+ years of experience in the sealing industry. Manufacturing capabilities that meet international standards. Extensive global distribution, ensuring that clients across 80+ countries receive consistent, high-quality products. For industries requiring reliable, durable, and high-performance sealing, DEDE’s Stainless Steel PTFE Oil Seal Series provides the solution. With a focus on quality, customization, and support, DEDE continues to be a trusted partner for pumps, motors, gearboxes, and more.

Minimum Order: 500

In the world of rotating machinery, where shaft sealing is critical to prevent lubricant leakage and external contamination, the EG End Cover Oil Seal Series offers a reliable solution trusted across various industries. Manufactured under the DEDE brand, these oil seals are engineered for durability, adaptability, and long-term performance in high-demand environments.

Minimum Order: 100

Introducing our top-of-the-line Industrial Applications Skeleton Oil Seal Custom Rubber Coated TG4 Oil Seals with Metal Reinforcement! Our oil seals are designed to provide superior performance and durability in industrial applications. Whether you are in the automotive, aerospace, or manufacturing industry, our oil seals are the perfect solution for your sealing needs. Our oil seals are custom-designed to meet the specific requirements of your application. We offer a wide range of sizes and materials to ensure that you get the perfect fit for your equipment. Our custom rubber coating provides a tight seal that prevents leaks and contamination, while the metal reinforcement adds extra strength and stability. At our company, we take pride in delivering high-quality products that exceed our customers' expectations. Our oil seals are manufactured to the highest standards using state-of-the-art technology and premium materials. We are committed to providing reliable and long-lasting solutions for our customers' sealing needs. In addition to our exceptional product quality, we also offer excellent customer service. Our team of experts is dedicated to providing you with the support and assistance you need to find the right oil seal for your application. We are here to answer your questions, provide technical advice, and ensure that you have a seamless experience with our products. Don't settle for inferior oil seals that compromise the performance and reliability of your equipment. Choose our Industrial Applications Skeleton Oil Seal Custom Rubber Coated TG4 Oil Seals with Metal Reinforcement for unmatched quality and performance. Contact us today to learn more about our products and how we can help you find the perfect sealing solution for your industrial application.

Minimum Order: 500

In the realm of mechanical sealing, consistency and durability are key—not just for performance, but for the long-term integrity of entire systems. The TC skeleton oil seal series has become a go-to solution for professionals seeking reliable sealing in rotating shaft applications, particularly where dual-lip designs and compact structure are essential. This series features a dual-lip configuration, with the primary lip preventing lubricant leakage and the secondary lip offering effective protection against dust, dirt, and other external contaminants. Reinforced with an internal metal skeleton, the TC oil seal delivers a stable fit and sustained sealing pressure, even under demanding operating conditions. Application-Specific Engineering Designed to operate in environments with continuous rotation, moderate pressure, and fluctuating temperatures, the TC oil seal series is widely applied in: Motors and pumps Industrial gearboxes and speed reducers Combustion engines (light-duty and industrial) Hydraulic systems Construction equipment Agricultural machinery Wind turbines and power transmission units Automotive transmissions and heavy trucks Mechanical arms and automation systems These applications demand not only resistance to oil, grease, and environmental factors, but also long-term dimensional stability under radial load. The materials used—typically NBR, FKM, or ACM elastomers—are selected based on temperature range, chemical compatibility, and rotational speed. Built on Manufacturing Excellence NQKSF is a dedicated manufacturing facility specializing in precision sealing technology. With over 30 years of industry experience, our team provides more than just product delivery—we offer full-spectrum support to meet evolving industrial challenges. What sets us apart:

Minimum Order: 500

In the automotive industry, where mechanical systems must operate under pressure, friction, and fluctuating temperatures, the reliability of oil seals is vital. Chinese seal factories have become trusted partners in supplying durable automotive oil seals to manufacturers and aftermarket clients across the globe. Rather than focusing solely on price competitiveness, many Chinese seal producers have shifted their attention to material integrity, product design, and long-term sealing performance. Oil seals manufactured for automotive use are designed to maintain lubrication inside critical engine components such as crankshafts, camshafts, and gearboxes, while simultaneously preventing the ingress of dust, water, and contaminants. Key materials often include nitrile rubber (NBR) for standard temperature applications, fluoroelastomer (FKM) for high-heat environments, and silicone for specialized functions. These materials are typically reinforced with stainless steel or carbon-steel frameworks, and in some cases, spring-loaded sealing lips are integrated to ensure consistent radial force. Chinese factories also employ advanced molding technology and precision machining for custom fitment. Whether the application involves passenger cars, trucks, or heavy-duty engines, seal manufacturers provide tailored solutions to meet specific engine configurations and performance expectations. Additionally, international clients benefit from flexible production volumes, responsive technical support, and adherence to international standards such as ISO/TS 16949. With increasing attention to quality and lifecycle value, China’s seal factories are positioning themselves as reliable suppliers in a globally competitive auto parts sector.

Minimum Order: 100

In the global automotive supply chain, the demand for high-quality engine oil seals continues to rise. These critical components play a pivotal role in maintaining the efficiency and cleanliness of internal combustion engines by preventing oil leakage and contamination. As the auto industry grows increasingly cost-sensitive yet performance-focused, many international buyers have turned to Chinese oil seal manufacturers for consistent and adaptable supply solutions. Among these suppliers, manufacturers with a focus on precision engineering and material integrity have proven capable of meeting the evolving needs of both OEMs and aftermarket distributors. Understanding the Function of Engine Oil Seals An engine oil seal, typically located around the crankshaft or camshaft, must handle high temperatures, continuous motion, and varying pressure levels. It is not only expected to retain lubricants inside the engine but also to block out contaminants such as dust, moisture, and road debris. To achieve this, materials such as nitrile rubber (NBR), fluoroelastomer (FKM), or silicone rubber are used—each selected based on the performance environment of the vehicle. The inner structure may also include metal reinforcement and spring-loaded lips to enhance sealing force and durability over time. What Chinese Manufacturers Offer Chinese oil seal factories have advanced significantly over the past decade, moving from standard replication to custom design, rapid prototyping, and material innovation. For international buyers, this means access to: Wide compatibility: Oil seals compatible with various car brands including Japanese, European, and American models Multiple material options: Selection based on temperature resistance, chemical compatibility, and application type Stable production capacity: Suitable for both mass production and specialized batch requirements Global shipment support: Compliance with export packaging, labeling, and certification norms Some factories also provide technical drawings, sample evaluation, and third- party test reports, especially when working with clients in regulated markets. Automotive Applications Covered Oil seals manufactured in China are used across various engine-related systems, including: Crankshaft front and rear oil seals Camshaft oil seals Valve stem seals Timing cover seals Auxiliary drive and pump system seals Each application may demand different design geometries and material specifications, which manufacturers accommodate using CAD-based mold development and in-house compounding capabilities. Collaboration and Quality Control For many international customers, the primary concern is not cost but consistency and communication. Reputable Chinese manufacturers address this by offering: ISO-certified quality systems Pre-shipment inspection protocols On-site testing for compression set, hardness, and aging resistance Responsive communication in English and other languages This makes it easier for buyers to manage long-distance sourcing while maintaining visibility into their supply chain performance. China oil seal manufacturing sector has become an integral part of the global automotive parts network. By offering customized solutions, material variety, and flexible production capabilities, Chinese manufacturers contribute to the efficient operation of modern engines across continents. For companies seeking reliable sources of automotive engine oil seals, partnering with a professional Chinese supplier may present both technical and logistical advantages—especially when collaboration and precision are prioritized alongside affordability.

Minimum Order: 100

In oil processing facilities, gear reducers and gearboxes face high loads, fluctuating temperatures, and exposure to petroleum-based fluids. Seals in these systems must be carefully designed to prevent lubricant leakage and block contaminants from entering. Key Features Required: Material Compatibility: FKM and HNBR offer superior resistance to oils and heat. Pressure Durability: Multi-lip and spring-loaded seals help maintain tight sealing under fluctuating torque. Temperature Stability: Materials must withstand continuous heat without cracking or shrinking. Contamination Defense: Effective exclusion of water, dust, and process particles. Why It Matters: Using the wrong type of seal can lead to premature gearbox failure and lubricant degradation. NQKSF provides industry-tailored sealing solutions for oil plant transmission systems, ensuring stable performance and reduced maintenance downtime.

Minimum Order: 100

In applications where equipment performance is tied directly to mission success and operational safety, sealing components must rise to a higher standard. This is especially true in defense and military sectors, where materials are exposed to demanding conditions ranging from desert heat and saltwater corrosion to vibration, pressure, and chemical exposure. Shanfeng Special Rubber Factory, with years of experience in precision rubber engineering, provides custom-designed military-grade gaskets and sealing solutions built to meet the specific requirements of defense-related systems. Whether supporting ground vehicles, aerospace components, or communication enclosures, these seals are crafted to perform reliably within critical tolerances and under variable environments. Application-Specific Design The unique aspect of Shanfeng’s approach lies not in offering standard catalog items but in developing tailored sealing solutions. Each gasket or seal is engineered based on the project’s requirements—be it static sealing in structural joints, dynamic sealing in actuators, or EMI shielding in electronic enclosures. For example, in armored vehicles, rubber-metal bonded gaskets are often used to absorb vibration and shield compartments from dust and fluid ingress. In naval systems, fluoroelastomer O-rings and lip seals are selected for their performance in contact with fuel, oil, or seawater. Material Expertise Material selection is a core part of the design process. Depending on performance needs, Shanfeng utilizes a wide range of elastomers and polymer composites, including: FKM (fluorocarbon rubber) for fuel and heat resistance EPDM for water and ozone exposure Silicone for extreme temperature ranges HNBR for high-pressure hydraulic systems Conductive rubber for electromagnetic interference shielding The factory ensures that material sourcing, compounding, and testing all align with relevant industrial or military quality expectations. Certifications and compliance documentation can be provided based on client needs. Manufacturing and Customization Shanfeng operates with a flexible production setup that supports small-batch prototyping as well as volume manufacturing. Compression molding, injection molding, and die-cutting techniques are used depending on the geometry, tolerance, and volume requirements of the part. Beyond material and shape, Shanfeng also accommodates special features such as: Multi-durometer sealing layers Reinforced fabric or metal inserts Coated or low-friction surfaces Fire-retardant or non-conductive options Each custom gasket or seal is developed in coordination with the client’s engineers to ensure proper fit and long-term functionality in the final assembly. Functional Durability in Critical Use Unlike commercial-grade seals, military applications often involve extended storage periods, minimal servicing opportunities, and exposure to unpredictable stress conditions. Shanfeng’s sealing products are designed with this in mind —factoring in compression set, fluid compatibility, thermal aging, and mechanical fatigue over extended use cycles. Additionally, environmental testing for moisture resistance, UV stability, and seal integrity under pressure differentials can be arranged as part of the qualification process. Shanfeng Special Rubber Factory offers more than just rubber parts—it delivers engineered sealing solutions built around reliability, compatibility, and application-specific function. In the world of military-grade components, where every detail matters, precision seals from Shanfeng play a quiet but essential role in keeping systems protected and operational. For project teams seeking dependable, tailor-made sealing answers—especially in mission-driven sectors—Shanfeng provides a responsive and technically grounded manufacturing partner.

Minimum Order: 100

Attention all oil plant and compressor operators! Are you tired of constantly replacing your seals due to high temperatures and harsh operating conditions? Look no further than our Factory Sale Oil Plant Compressor Seals! Our seals are specifically designed to withstand the toughest environments and provide long- lasting performance. With our high temperature resistant seals, you can say goodbye to frequent seal replacements and costly downtime. Our seals are made from premium quality materials that can withstand extreme temperatures and harsh chemicals, ensuring reliable and consistent performance in your oil plant or compressor. In addition to their durability, our seals are easy to install and require minimal maintenance, saving you time and money in the long run. You can trust that our seals will keep your equipment running smoothly and efficiently, reducing the risk of costly repairs and production interruptions. Don't miss out on this opportunity to upgrade your oil plant or compressor with our high temperature resistant seals. Take advantage of our factory sale and save on top-quality seals that will provide reliable performance and peace of mind. Contact us today to learn more about our Factory Sale Oil Plant Compressor Seals and take your operations to the next level!

Minimum Order: 500