Hydraulic seals are widely used in the industrial field and play an important role. They determine whether your expensive equipment can work properly. Once the wrong choice is made, the associated economic benefits will be lost. Therefore, you must choose the right hydraulic piston and rod seals for your expensive equipment and select the proper manufacturer.
This article will help you understand why you should choose China hydraulic piston and rod seal suppliers and the top 5 manufacturers in China, helping you make a wise choice.
Why choose Hydraulic Piston and Rod Seal Company in China?
After China’s reform and opening up, due to its population advantage and the vision of creating a better world, China’s manufacturing industry has developed rapidly like a rocket, and manufacturing industries in all walks of life have been developed everywhere, of course, including the hydraulic sealing industry. I will talk to you about why you chose a Chinese company from the following 5 aspects:
1. Advanced Technological Strength
Chinese hydraulic piston and rod seal manufacturers continuously learn, introduce, and absorb the latest international production and technological. Some companies have even reached world-leading levels. Many hydraulic seal manufacturers emphasize research and development and hire materials experts worldwide.
For example, TYS Seals has invited experts from Germany and Taiwan. They also have professional R&D teams and in-house laboratories capable of providing customized sealing solutions.
If you have seen the globally popular 2025 Chinese animated movie (Nezha 2) or the robot dance performance in the 2025 Chinese Spring Festival Gala. In that case, you can recognize the rapid advancement of Chinese technology, which should not be underestimated.
2. High-Quality Products
Chinese hydraulic piston and rod seal manufacturers adhere to high production standards, ensuring their products comply with international certifications such as ISO 9001 for quality management and ISO 14001 for environmental protection. Additionally, products undergo multiple quality inspections to meet the requirements of both domestic and international markets.
3. Outstanding Cost Advantage
While maintaining high product quality, Chinese manufacturers benefit from competitive labour costs, advantages in raw material production, and a well-established logistics network. These factors, along with a diligent and hardworking mindset, allow us to provide high-value hydraulic piston and rod seals to domestic and global markets.
4. Global Market Recognition
Chinese-manufactured hydraulic seals are exported worldwide, and many Chinese suppliers of hydraulic piston and rod seals have established long-term partnerships with well-known companies in China and abroad.
5. Comprehensive After-Sales Service
We provide a full range of services, from pre-sales technical guidance and market development support to post-sales maintenance. With an efficient after-sales team, we ensure rapid responses to customer issues and offer timely solutions.
Choosing a Chinese hydraulic piston and rod seals company means gaining access to high-quality, cost-effective products while enjoying advanced technological support and comprehensive after-sales services. At the same time, you benefit from China’s rapidly evolving and cutting-edge technology.
How to Choose the Right Hydraulic Piston and Rod Seal Manufacturer in China?
When selecting a suitable Chinese supplier for hydraulic piston and rod seals, you need to carefully consider several key factors to ensure you get high-quality products and reliable service. Here’s for your reference::
Get Samples
Request product samples from the supplier and test them to evaluate their quality and performance. Check if the seals meet international quality standards. Testing samples is the fastest way to determine whether they meet your needs. If the samples pass your inspection, you’ll know whether the company is worth cooperating.
Request a Quotation
Compare prices from different hydraulic seal manufacturers and ensure the pricing is within your acceptable range. But remember—cheapest doesn’t always mean best. The key is to strike a balance between cost and quality. Look for manufacturers that offer high-quality products at a reasonable price. This way, you’ll meet your needs and gain a competitive edge in your market.
Research the Company’s Background
Look into the company’s production capabilities, experience, scale, and reputation. Ideally, you want a manufacturer that uses advanced technology and equipment, has extensive knowledge and experience in the hydraulic seal industry, and can provide innovative and customized solutions through a strong R&D team.
Also, check if they can handle large orders and deliver on time. Customer reviews and recommendations from existing users of their products can also give you valuable insights.
Visit the Factory
If possible, visit the supplier’s factory to inspect its production facilities, manufacturing processes, and quality control measures. Please interact with its management and technical teams to assess its expertise and commitment to quality. This will help you verify whether its actual operations match its promotional claims.
Check Their Export Experience
See if the manufacturer has experience working with international customers and whether they have the necessary export capabilities. A supplier with solid experience in handling global shipments, logistics, and documentation will save you time and effort in communicating and dealing with your orders.
Evaluate After-Sales Support
Ensure the supplier offers comprehensive after-sales service, including quick response times and provides practical solutions to any issues. Check if they have a service team committed to helping you succeed.
Choosing the proper Chinese manufacturer for hydraulic piston and rod seals requires a thorough evaluation of their technical expertise, product quality, cost-effectiveness, market reputation, after-sales service, certifications, and global reach. Gathering all this information assists you to select a supplier that best fits your needs.
List of 5 Hydraulic Piston and Rod Seal China Suppliers
1、Xiamen TYS Seals Technology Co., Ltd.
Company Overview:
Established in 2001 in Xiamen, a hydraulic seals factory and supplier, with a high reputation for excellent quality and technological innovation, specializes in the research and development of sealing solutions and sealing components for fluid power systems.
It has complete production and testing equipment, including CNC machining centers, CNC lathes, large hydraulic presses, computer-controlled sintering furnaces, flat vulcanizing machines, precision injection molding machines, fully automatic fiber impregnation machines, and laminating machines.
TYS SEALS has passed the ISO 9001:2015 quality system certification and has been recognized as a high-tech enterprise in China.
Comprehensive Quality Control:
TYS Seals is committed to delivering high-quality products that meet and exceed customer expectations. Our well-established quality management system ensures that every product undergoes strict inspections and performance testing before leaving the factory.
Rheometer Testing – Used to analyze the vulcanization characteristics of rubber materials, ensuring raw material stability and guiding production process parameter settings.
Friction & Wear Testing – Measures material wear and friction (surface sliding coefficient). The lower the friction and wear, the more durable the material, which helps reduce friction resistance and heat generation.
Temperature & Humidity Testing – Simulates extreme temperature environments to evaluate the performance and lifespan of sealing products.
Tensile Strength Testing – Assesses mechanical properties such as tensile strength, elongation, and compression resistance.
CNC Precision Manufacturing & Manual Inspection – High-precision CNC equipment and thorough quality control inspections ensure accurate dimensions and flawless product appearance.
These advanced testing methods guarantee high-quality, high-performance products that meet the strictest quality standards. We make a 99%+ product pass rate, minimizing raw material waste while keeping production costs as low as possible.
TYS Keeps Innovating
TYS Keeps Innovating and R&D and continues to invest a lot of money to make products reach the latest level. We have developed over 100 proprietary PTFE-modified material formulas with exceptional low-friction, high-temperature, and chemical resistance properties.
We maintain our leading position in the industry by continuously developing high-performance products and sustainable technologies. Some of our breakthroughs have surpassed foreign technological barriers, allowing us to compete globally at a high level.
Production Capacity
TYS operates three advanced factories covering 20,000 square meters, with dozens of production lines and 25 advanced testing machines. We can easily handle large orders with an annual output of over 20 million sealing products. Our 3 million+ standard seal inventory ensures fast delivery, helping you reduce stock pressure and meet urgent demands efficiently.
Customization & Value Creation
TYS Seals provides OEM production and customized sealing solutions for different industries and customers. Our customization options include:
✔ Custom designs
✔ Custom sizes
✔ Custom materials
✔ Logo branding
✔ Packaging customization
Whether you need rubber seals, PTFE seals, or PU seals, we have the expertise to provide industry-specific custom solutions.
Beyond hydraulic seals, we also develop custom sealing components for specialized equipment. For example:
- Custom PTFE butterfly seals for radar measurement devices
- Custom TPU friction wheels for textile machinery
If your industry requires customized sealing solutions, contact the TYS team for technical support and tailored solutions.
TYS is dedicated to creating maximum customer value with high-quality, high-performance industry hydraulic seals. Your success is our ultimate goal.
2、Petseals Industries Ltd.
Product Wide Range：
Petseals is a Taiwanese manufacturer specializing in producing various hydraulic and pneumatic sealing products. Its quality system certification has passed ISO 9001:2015, and the materials used comply with REACH and RoHS regulations. Accept customization and OEM production. Petseals is Taiwan’s leading seal supplier.
Ease of Customization：
It is easy to customize. Its quality system certification has passed ISO 9001:2015, and the materials used comply with REACH and RoHS regulations. It accepts customization and OEM production. The current ratio of OEM to after-sales market is about 55:45.
3、Voneseals Technology (Shanghai) Inc.
Product Wide Range：
Shanghai Voneseals Technology Co., Ltd. is a high-tech enterprise specializing in developing, producing and selling hydraulic pneumatic sealing products. Voneseals is committed to breaking the domestic high-end seal market, which is monopolized by foreign brands, and has independently developed more than 1,000 kinds of seal products.
Ease of Customization：
Voneseals carries out product design, mold design, production process improvement and application technology accumulation around sealing material technology, forming the core technology of homemade parts. Establish a differentiated competitive advantage in the field of domestic PU sealing materials, and promote the continuous upgrading of product performance.
4、Guangzhou Jingbang Hydraulic Seal Technology Co., Ltd
Product Wide Range：
Guangzhou Jingbang Hydraulic Seal Technology co., LTD was founded in 2003. We are professionally engaged in research, production and sales of fluoroplastics, fluorine products, high polymer wear-resisting material and seals of large-scale hydraulic oil (gas) cylinders. We have our own production area of 14000 square meters, more than 300 sets of advanced equipments, can produce more than 20 million pieces of varies seals per year.
Ease of Customization：
We stay up to the development policy that:’’Quality decides the survival of company, management decides the profit and loss of company, and technology decides the fate of company’’. We adhere to the principle that we must timely provide competitive high-quality products, strengthening our internal management, deepening our research in the field of sealing material, stick to the business development concept that technology is our goal, management is our norm. We provide the most technical support and solutions for our customers.
5、Guangzhou JST Seals Technology Co., Ltd.
Product Wide Range：
JST Seals is a leading manufacturer of high-performance seals for countless industries including construction, oil and gas, LNG, wind power, chemistry, coal mining. For over 29 years, we are committed to our philosophy of “reliable sealing solution” and “excellent experience” with superior quality, reasonable price and fast delivery.
Ease of Customization：
JST supplies total solutions in the field of sealing customization in a wide variety of constructions. In this way we can ensure that the right seal is made to measure for you. The design process of a seal is a meticulous process in which various factors have to be taken into account.
JST has the knowledge and experience to bring the design of your construction to a successful conclusion with the right seal.
Order & Sample Testing Hydraulic Piston and Rod Seal Directly From China
Hydraulic Piston and Rod Seal Testing from Xiamen TYS Seals Technology Co., Ltd.
Testing Items:
TYS SEALS samples undergo comprehensive in-house testing to evaluate their performance and durability.We use reciprocating motion test machines to simulate actual working conditions and assess the sealing performance of our products. These tests include:
✔ Pressure resistance – Testing how well the seal withstands specific pressure conditions.
✔ Temperature resistance – Ensuring the seal performs reliably under different temperatures.
✔ Media resistance – Evaluating durability when exposed to various fluids and chemicals.
✔ Mechanical properties tests – Measuring tensile strength, elongation, impact resistance, and more.
✔ Precision measurement – Using high-precision instruments to verify dimensional accuracy.
Advantages of Testing:
TYS SEALS follows a comprehensive testing process to guarantee product stability and reliability. It has also been certified by a third party, which gives customers confidence and ensures the delivery of their orders.
Quality Commitment:
We strictly adhere to our quality management system, maintaining complete records from raw materials to finished seals. Every batch of products is fully traceable, providing our customers with reliable quality assurance for every order.
Purchase Hydraulic Piston and Rod Seal from TYS SEALS
Procedure for Purchasing：
Fill out the contact form on the website or send an email directly to tys@tysseals.com.
Send your drawings or product list, and get a quotation from the TYS sales team.
Discuss order details such as specifications, payment terms, and delivery schedules.
Complete payment and shipping arrangements.
For more details, visit TYS SEALS website or contact them directly.
Purchase Benefits:
✔ Direct from the manufacturer – No middlemen, ensuring competitive pricing.
✔ Strict quality control – Every product goes through multiple quality checks, guaranteeing high-performance hydraulic seals.
✔ Customization options – Tailor-made solutions to meet your specific application needs.
Conclusion
These are the top five hydraulic piston and rod seal manufacturers in China. They are recognized for their quality and durability and provide a wide range of sealing solutions for various industries.
If you’re looking for a reliable hydraulic seal supplier, these companies are a great place to start!
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