Rubber Gaskets are an excellent component when sealing against gasses and liquids. They are also one of the best ways to connect two surfaces and fill irregularities where sealing is needed.
They can be effectively used in various applications in many industries, such as food processing. Rubber gaskets come in a wide range of sizes and shapes and are made from natural rubber, silicone, and neoprene rubber sheets, to name a few.
Overview of the Top Rubber Gasket Manufacturers and Suppliers in China
Position | Company Name | Year Established | Location | Employee Size |
---|---|---|---|---|
1 | Hongju Silicone Rubber | 1999 | Dongguan | 50-100 |
2 | Medical Rubber | 1994 | Jiangsu | 30-50 |
3 | Milesun Rubber | 2002 | Dongguan | 50-80 |
4 | Tongxiang Spring | 2009 | Zhejiang | 50-100 |
4 | Tongxiang Spring | 2009 | Zhejiang | 50-100 |
5 | Yiho Polytek | 2014 | Fujian | 50-100 |
6 | HHSealing | 2014 | Zhejiang | 30-50 |
7 | Unilutek Industry | 2009 | Tieling | 20-30 |
8 | Jin Hongtai Rubber | 2017 | Shandong | 20-30 |
9 | Rilson Sealing Material | 2007 | Zhejiang | 30-50 |
10 | Feilite Rubber | 2016 | Dongguan | 20-50 |
Following is a short introduction to every one of the top 10 manufacturers and suppliers of rubber gaskets. Explore the leading products supplied by these companies and unlock the potential to transform your business now!
1. Dongguan Hongju Silicone Rubber Products Co., Ltd.
(Manufacturer of silicone rubber seals and gaskets and wholesale supplier)

Hongju Silicone has been one of China’s largest silicone rubber gasket and seal manufacturers for over two decades. With all those years of experience behind them, they have mastered the art of gasket manufacturing to provide you with only the quality.
Working with this company is not only easy, but they also offer valuable advice for their customers to enhance their business operations!
Main Products
- Rubber Feet
- Rubber Grommets
- Silicone Swimming Caps
- Silicone Rubber Keypads
- Silicone Gasket, O-Ring, and Oil Seal
- Other compression moldings, injection molding silicone rubber products on request or specific requirements
Advantages
- Quick turnaround times
- Many years of experience
- Affordable and competitive prices
- They have a low minimum order quantity
- Reliable equipment is used in the manufacturing process.
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2. Jincheng Medical Rubber and Plastics Co., Ltd.
(Manufacturer of Gaskets, pistons, and stoppers for the medical industry)

With many different products to choose from and top-quality production, you will not wait too long for your order from this efficient company. You can expect good quality and great after-sales services with many years of experience to back them.
Main Products
- Rubber Floating valves
- Rubber Seals and Gaskets
- Custom Made Rubber Products
- Components for Medical Devices
- Rubbers, Bulbs, Balls, and Tubes
- Medical Pistons, Rubbers, and Stoppers
Advantages
- Quick lead times for all products
- Focusing on food-safe products
- Very affordable prices on all products
- Great customer solutions are available
- Good after-sales services to help in your business
- A wide range of Rubber gaskets and seals to choose from
3. Miles Rubber and Plastic Technology Co., Ltd.
(Manufacture a wide range of rubber gaskets, seals, and other household products)

You can validate the quality of their products with a sample order to ensure you get what you are looking for. With an extended range of products at your disposal, you will get any gasket or seal from this company.
Main Products
- Rubber Corner Protectors
- Silicon and Rubber Bellows
- Foam tube Protection Sleeves
- Customized seals and washers
- Silicon Rubber Seals and gaskets
- High-Temperature Rubber O-ring Seals
Advantages
- Prices are quite competitive
- OEM/ODM services are available
- Many different products to choose from
- They have more than ten production lines
- Minimum order quality of thousand units
4. Tongxiang Spring, Rubber, and Plastic Tech Co., Ltd.
(Manufacturer and exporter of a wide range of silicon rubber products, seals, and rubber gaskets)

This manufacturer of rubber gaskets and seals focuses on various industries to provide a wide range of customers. With many production lines at their disposal, they can handle any large volume of orders for your convenience. Sound quality is their motto, and they stick to that.
Main Products
- Rubber Bellows
- Rubber Gaskets
- Silicon Rubber Parts
- Injection Plastic Parts
- Rubber O’rings For Sealing
- Custom Molded Rubber Parts
Advantages
- They have a high export rate
- A large range of silicon rubber gaskets
- OEM services available for all customers
- Good customer service to help your business
- More than ten production lines for high-volume
- Products are manufactured with reliable equipment
5. Yiho Polytek Co., Ltd
(Manufacturer of a wide range of rubber products, including gasket and seal)

With a range of advanced process equipment to assist the production lines, they quickly produce good quality products. They have a high export rate, and all their customers are delighted with the overall quality of their products. Good after-sale services also improve their customer relations for better support.
Main Products
- Rubber O’Rings
- Auto Rubber Parts
- Medical Rubber Parts
- Electronic rubber Parts
- Rubber Gasket and Seal
- Silicone Keypad and other silicone products
Advantages
- They have their export license
- They have rapid turnaround times
- High-quality products are produced
- Prices are affordable and very competitive
- Excellent after-sales services for all customers
6. Hengheng Sealing Technology Co., Ltd.
(Manufacturer of gaskets and seals and other rubber products and trading company)

A high rate of research and development ensures that some of the best quality products reach all their customers. They also provide good after-sales services and sound advice for their products. Since its establishment, this company has strived to provide the best products and services.
Main Products
- Rubber Gaskets and Seals
- Metal Gaskets and Flanges
- Custom-Made Products on Request
- Air Compressor Rubber gasket seals
- High-pressure rubber seals and Gaskets
- Food Grade and Waterproof Rubber Gaskets
Advantages
- Excellent after-sales service
- They have their export license
- High percentage export capacity
- Quick turnaround time with many production lines
- Many different types of rubber gaskets to choose from
7. Unilutek Industry Co., Ltd.
(Manufacturer of a wide range of rubber products and trading company)

After years of manufacturing and importing, this company has become quite an industrial competitor in its line of products. With many different rubber gasket options and seals to choose from, they supply a wide range of industries worldwide. Constant development and research keep them in the top group of rubber gasket manufacturers.
Main Products
- Rubber Auto Parts
- PVC Strip Door Curtain
- Hydraulic and Oils Seals
- Custom Rubber Molded Parts
- Rubber O’Rings and O’ring Cords
- Rubber Molded Gaskets and Seals
Advantages
- Very competitive prices
- Great customer and after-sales service
- A wide range of products to choose from
- They have more than ten production lines
- They also have a high export percentage range
8. Jin Hongtai Rubber Co., Ltd.
(Manufacturer of top quality rubber gaskets and seals and other rubber products)

With quick turnaround times of only about 15 working days, you will not wait long for your order to be done. They may have only five production lines at their disposal, but they can handle large volumes to supply high-volume orders.
Main Products
- SEG Silicone Strips
- Rubber Gasket and Seals
- Windows and Door Sealing
- Auto Rubber Spare Products
- Rubber seal Strip and Rubber Cord
- Customized Rubber Strips and Parts
- Rubber Seals with High-Temperature Resistance
Advantages
- Good after-sales service
- Top-quality rubber products
- Quick turnaround times on all products
- A lot of research is done to improve products
- Good quality, reliable equipment used in the manufacturing process
9. Rilson Sealing Material Co., Ltd.
(This factory manufactures many different types of rubber products and rubber gaskets and seals and Trading Company)

This factory and supplier provide an excellent service to the petrochemical and pharmaceutical industry with a wide range of sealing gaskets. They also maintain good customer service with great after-sales service to keep you updated on the latest products and technology.
Main Products
- Viton Rubber Sheet
- Rubber Sheet and Mat
- Natural Rubber Oil Seal
- A Range of Sealing Rings
- Rubber Seal and Rubber Gasket
- Rubber Gasket Sheet and washers
- Ring Joint Rubber Gasket With Excellent Resistance
Advantages
- Above-average customer service
- They have a long list of valued customers
- New technology equipment is used in the factory
- Low minimum order quantity on all factory products
- Their products are available at very affordable prices
10. Felt Rubber Products Co., Ltd.
(This industrial gasket manufacturer is a leading producer of silicone gasket and rubber seal and suppliers)

They keep high-quality standards on all their rubber products to keep their long list of global customers happy. Their online services are some of the best in the industry, with great support from their customer services team.
Main Products
- Silicone Gasket
- Silicone Sealing
- A Variety of Plastic Gasket Products
- Rubber Seal Strip and Rubber o Ring
- Heat resistant Oil seals
- A range of Other products
- Weather Resistant Seals
Advantages
- Excellent online service for all customers
- More than ten production lines in the factory
- Quick turnaround time on all products from the factory
- OEM and ODM are available on sealing and other products
- They have a very competitive price range on all factory products
Conclusion
If you are looking for a quality and reliable rubber gasket supplier in China, do not hesitate to contact Hongju. Our years of experience and expertise make us the perfect partner for your needs. We guarantee that you will be satisfied with our products and services. Contact us now to get started!

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Looking for reliable rubber gaskets to meet your business needs? Whether you’re in manufacturing, food processing, or any other industry, we’ve got you covered. Our carefully selected list of the top 10 rubber gasket manufacturers and suppliers in China (2025) offers durable and high-quality gaskets made from silicone, neoprene, and natural rubber.
We’re here to help you find the perfect solution for your specific requirements. Visit our website today to chat with our friendly team and get a personalized quote. Let’s make your sealing projects easier and more efficient!