Are you looking for the best seal ring factories in China? Choosing the right supplier can be overwhelming, especially when it comes to critical components like seal rings. This article will help you navigate the top manufacturers in China, comparing their quality, product range, and customer service to make your decision easier. Let’s dive in and explore the best options for your needs.
Xiamen Xlong Seal Co.,Ltd 厦门旭隆密封件有限公司
China O Rings Manufacturers and Suppliers
Product Details: SWKS Seal offers a variety of O-rings including FKM, Silicone, NBR, EPDM, and HNBR. They provide custom molding services for special requirements and offer competitive prices. Their products are featured by quality materials and fine workmanship. They cater to various applications such as automobile, mechanical seals, electronic, fluid seals, air valve seals, hydraulic seals, and oil seals.
Pros:
– High-quality materials and fine workmanship
– Custom molding services available
– Competitive pricing
– Wide range of materials (FKM, Silicone, NBR, EPDM,…
– Various applications (automobile, mechanical seals…
Cons:
– No specific cons mentioned on the website
– Quality control might be a concern without direct…
Top 10 O-ring Manufacturers and Suppliers in China (2024)
Product Details: Hongju Silicone is a leading O-ring manufacturer and wholesaler in China. They produce high-quality silicone rubber O-rings and high-temperature O-ring seals for various applications including engines, pumps, cylinders, connectors, and valves. They offer both standard and custom-made O-rings with strict quality control over the production process.
Pros:
– Low Minimum Order Quantity (MOQ)
– Customization capabilities
– Free samples for testing
– Quick delivery
– Affordable prices
Cons:
– No specific cons mentioned on the webpage
FKM O Rings, China NBR O Ring supplier
Product Details: O-Rings are circular seals used in various applications to prevent leaks. They are available in different materials (e.g., nitrile, Viton, Kalrez), sizes (e.g., AS568, metric, custom), and hardness levels. They are used in static and dynamic applications across industries such as automotive, aerospace, and industrial machinery.
Pros:
– Versatile and economical sealing solution
– Available in a wide range of materials and sizes
– Can be used in both static and dynamic application…
– Easy to install and replace
Cons:
– May not be suitable for high-pressure or high-temp…
– Can be prone to wear and tear over time
– Requires precise groove design for effective seali…
O-Rings, Rubber Seals – Best China Manufacturer & Supplier
Product Details: Savvy Rubber offers high-quality O-Rings in various sizes and shapes, including standard, encapsulated, backup-rings, x-rings, and custom designs. They are made from different materials such as NBR, FKM (Viton), Silicone, EPDM, HNBR, CR, and Aflas. The hardness of O-Rings ranges from Shore A 40 to 90, with Shore A 70 being the standard. They are available in various colors and can be customized according to specific needs.
Pros:
– Wide range of sizes and shapes available
– High-quality materials used
– Custom designs possible
– Fast delivery and competitive pricing
– Long shelf life (up to 20 years for some materials…
Cons:
– Some materials have poor chemical resistance
– Higher cost for custom and special materials
– Limited compatibility with certain solvents and oi…
China Viton O Ring Suppliers, Manufacturers, Factory
Product Details: Viton O-rings offer excellent resistance to high temperatures, ozone, oxygen, mineral oil, synthetic hydraulic fluids, fuels, aromatics and many organic solvents. They are suitable for applications requiring high temperature and chemical resistance.
Pros:
– Excellent resistance to high temperatures
– Good resistance to ozone, oxygen, mineral oil, syn…
Cons:
– No specific cons mentioned on the webpage
– Material limitations may apply depending on specif…
Xiamen Seals Technology Co.,Ltd: China O-Rings, X-Rings …
Product Details: Xiamen Seals Technology Co., Ltd. offers a variety of rubber sealing products including O-Rings, X-Rings, Back-up Rings, and custom rubber parts. Their products are FDA certified and suitable for various applications. They provide OEM & ODM services, from R&D to production and export.
Pros:
– Complete production chain from R&D to export
– High-quality molded rubber products
– Custom design services available
– Variety of materials and sizes offered
– FDA certification for certain products
Cons:
– Limited information on product durability and life…
– No detailed pricing information available on the w…
Perfluoroelastomer FFKM O ring Manufacturer
Product Details: KALFLUO® 1680 is a perfluoroelastomer FFKM O-ring with excellent resistance to chemical corrosion, organic acid, inorganic acid, alkali, ester, ether, ketone, aldehyde, superheated water, and steam. The maximum operating temperature is 230 °C. It can be made into O-rings, diaphragms, gaskets, rubber strips, rubber plates, and customized products.
Pros:
– High temperature resistance up to 620 °F
– Excellent chemical resistance to various substance…
– Thermally stable, oxidative stable, and chemically…
– Suitable for critical applications in chemical pro…
Cons:
– Minimum order quantity (MOQ) is 50
– No specific information on durability or lifespan
China Seal Ring Manufacturers & Suppliers
Product Details: A Heat-resistance FFKM Rubber sealing O-ring is a rubber ring with a circular cross-section and is the most widely used seal in hydraulic and pneumatic sealing systems. It has good sealing performance and can be used for static sealing and reciprocating sealing. It can be used alone or as an essential part of many combined seals.
Pros:
– Good sealing performance
– Can be used for static and reciprocating sealing
– Wide range of applications
– Can meet various sports conditions if material is…
Cons:
– Requires proper storage to avoid damage
– Sensitive to external factors such as temperature,…
China O-Ring Kits Suppliers – NNK Oil Seal
Product Details: NNK offers high-performance and customized O-Rings. Every O-Ring product is machine tested, ensuring no burrs, no damage, and guaranteed elasticity. O-Ring kits are available in various materials, styles, and sizes to meet specific needs. They are ideal for maintenance applications, reducing guesswork in part selection and saving time in part sorting.
Pros:
– Machine-tested for quality assurance
– Customizable to meet specific needs
– Variety of materials, styles, and sizes available
– Effective tool for reducing maintenance and assemb…
– Simple structure and compact installation position
– Self-sealing effect, strong sealing, and not easy…
– Smooth surface and low frictional resistance
Cons:
– No specific cons mentioned on the website
– Potential for material limitations based on operat…
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Xiamen Xlong Seal Co.,Ltd 厦门旭隆密封件有限公司 | www.oring-seal.com | |||
| China O Rings Manufacturers and Suppliers | SWKS Seal offers a variety of O-rings including FKM, Silicone, NBR, EPDM, and HNBR. They provide cus… | – High-quality materials and fine workmanship – Custom molding services available – Competitive pric… | – No specific cons mentioned on the website – Quality control might be a concern without direct… | www.svks-rubberseal.com |
| Top 10 O-ring Manufacturers and Suppliers in China (2024) | Hongju Silicone is a leading O-ring manufacturer and wholesaler in China. They produce high-quality… | – Low Minimum Order Quantity (MOQ) – Customization capabilities – Free samples for testing – Quick d… | – No specific cons mentioned on the webpage | hongjusilicone.com |
| FKM O Rings, China NBR O Ring supplier | O-Rings are circular seals used in various applications to prevent leaks. They are available in diff… | – Versatile and economical sealing solution – Available in a wide range of materials and sizes – Can… | – May not be suitable for high-pressure or high-temp… – Can be prone to wear and tear over time -… | www.o-ringsseals.com |
| O-Rings, Rubber Seals – Best China Manufacturer & Supplier | Savvy Rubber offers high-quality O-Rings in various sizes and shapes, including standard, encapsulat… | – Wide range of sizes and shapes available – High-quality materials used – Custom designs possible -… | – Some materials have poor chemical resistance – Higher cost for custom and special materials – Limi… | savvyrubber.com |
| China Viton O Ring Suppliers, Manufacturers, Factory | Viton O-rings offer excellent resistance to high temperatures, ozone, oxygen, mineral oil, synthetic… | – Excellent resistance to high temperatures – Good resistance to ozone, oxygen, mineral oil, syn… | – No specific cons mentioned on the webpage – Material limitations may apply depending on specif… | www.seal-china.com |
| Xiamen Seals Technology Co.,Ltd: China O-Rings, X-Rings … | Xiamen Seals Technology Co., Ltd. offers a variety of rubber sealing products including O-Rings, X-R… | – Complete production chain from R&D to export – High-quality molded rubber products – Custom design… | – Limited information on product durability and life… – No detailed pricing information available… | www.sealsmanufacturer.com |
| Perfluoroelastomer FFKM O ring Manufacturer | KALFLUO® 1680 is a perfluoroelastomer FFKM O-ring with excellent resistance to chemical corrosion, o… | – High temperature resistance up to 620 °F – Excellent chemical resistance to various substance… -… | – Minimum order quantity (MOQ) is 50 – No specific information on durability or lifespan | www.jst-seals.com |
| China Seal Ring Manufacturers & Suppliers | A Heat-resistance FFKM Rubber sealing O-ring is a rubber ring with a circular cross-section and is t… | – Good sealing performance – Can be used for static and reciprocating sealing – Wide range of applic… | – Requires proper storage to avoid damage – Sensitive to external factors such as temperature,… | www.yoyikscm.com |
| China O-Ring Kits Suppliers – NNK Oil Seal | NNK offers high-performance and customized O-Rings. Every O-Ring product is machine tested, ensuring… | – Machine-tested for quality assurance – Customizable to meet specific needs – Variety of materials,… | – No specific cons mentioned on the website – Potential for material limitations based on operat… | www.nokcn-seals.com |
Frequently Asked Questions (FAQs)
Here are five FAQs about seal ring factories in China?
1. What types of seal rings are produced in China?
?
You’ll find a wide variety of seal rings produced in China, including O-rings, quad rings, back-up rings, oil seals, piston seals, and more. These are designed for various industries such as automotive, aerospace, and industrial machinery. Companies like Xiamen Xlong Seal Co., Ltd. and DMS Seals Technology Co., Limited specialize in producing high-quality elastomer seals.?
2. How do Chinese seal ring factories ensure quality?
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Chinese seal ring factories like YALAN Seals and DMS Seals Technology Co., Limited adhere to international quality standards such as ISO9001?
2015. They also conduct rigorous testing and quality control measures to ensure their products meet high standards. For instance, YALAN Seals offers a half-year unlimited product quality warranty to its overseas clients, reflecting their confidence in their product quality.
3. Can I customize seal rings from Chinese factories?
?
Yes, you can customize seal rings from Chinese factories. Companies like Xiamen Lindas Hardware Industrial Co., Ltd. and DMS Seals Technology Co., Limited offer customization services, allowing you to specify materials, sizes, and designs according to your needs. They also provide prompt delivery for prototypes and samples.?
4. What are the advantages of sourcing seal rings from China?
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Sourcing seal rings from China can offer significant cost savings without compromising on quality. Companies like YALAN Seals provide products with similar performances to those from well-known international brands but at a lower price point, typically 40% to 60% of the cost of products from famous companies.?
5. How do I find reliable seal ring manufacturers in China?
?
