Are you in the market for high-quality rubber O-rings but unsure where to start? With countless manufacturers in China, finding the right factory can feel overwhelming. Understanding the top players in this industry is crucial, as it can significantly impact your product’s performance and longevity. By comparing these leading factories, you can ensure you’re making informed decisions that lead to superior quality and cost-effectiveness. Ready to discover the best options available? Join us as we explore the top rubber O-ring manufacturers in China and help you make the best choice for your needs!
Custom Rubber Seals & O-rings Manufacturer | Haisun Rubber
Product Details: HAISUN manufactures precision O-rings such as NBR, HNBR, AMQ, FKMT, EDPM, ACM, and CR, and supplies standard O-ring parts and O-ring kits.
Technical Parameters:
– O-ring dimension accuracy tolerance up to 0.01mm
– Rubber seals accuracy tolerance up to 0.02mm
Application Scenarios:
– Smartphones
– Automotive parts
Pros:
– High precision and quality control
– Wide range of materials and applications
Cons:
– Limited information on specific product limitations
– Potentially higher cost for custom solutions
O-Rings, Rubber Seals – Best China Manufacturer & Supplier – Savvy
Product Details: High-Quality Rubber O-Rings manufactured by Savvy, available in various materials including NBR, FKM, and Silicone.
Technical Parameters:
– Temperature Range: -70°C to 220°C
– Standard Hardness: Shore A 60-90
Application Scenarios:
– Used in hydraulic and pneumatic transmission systems.
– Sealing applications for various fluids such as air, water, and oil.
Pros:
– Low manufacturing cost and convenient use.
– Effective sealing element for both static and dynamic applications.
Cons:
– Difficult to achieve zero leakage in dynamic seals.
– Improper use can lead to cutting, twisting, and breaking.
Top 10 O-ring Manufacturers and Suppliers in China 2023 – Hongju
Product Details: O-rings are circular cross-section sealants used to prevent leakage of liquids and gases. They are manufactured from various materials including nitrile rubber, silicone, EPDM rubber, and Fluorocarbon (Viton).
Technical Parameters:
– Available in standard and metric sizes
– Customizable materials including silicone, EPDM, nitrile rubber, and Viton
Application Scenarios:
– Automotive industry for power steering gears
– Aerospace and medical equipment for sealing applications
Pros:
– Wide range of products and materials
– Customization options available for specific needs
Cons:
– Potentially high minimum order quantities for some manufacturers
– Quality may vary between different manufacturers
Rubber Seals, Custom Rubber & Plastic Parts Manufacturer
Product Details: Professional Rubber Seals, O-Rings, Oil Seals, Custom Rubber Parts Manufacturer in China
Technical Parameters:
– Rich Industrial Manufacturing & Export Experience
– More than 20,000 Molds for Fast Delivery
Application Scenarios:
– Semiconductor, Solar, LCD
– Food, Water, Life Sciences
Pros:
– High-quality products and 100% customer satisfaction
– Fast delivery and massive production capacity
Cons:
– Limited information on specific technical parameters
– Potential variability in service for small customers
China Rubber O Rings, Rubber Seal Ring, Rubber Gaskets Suppliers …
Product Details: Rubber O Rings, Rubber Seal Ring, Rubber Gaskets, Rubber Molded Parts, Rubber Hoses, Rubber Bonded Parts, Seal Kits, Rubber Extrusion Profiles, Rubber Sheet, PTFE Parts, Sponge Rubber Seal, Plastic Parts, Agricultural Irrigation.
Technical Parameters:
– ISO 9001 certified quality control
– Materials mixed as per ASTM D 2000
Application Scenarios:
– Industrial sealing applications
– Automotive components
Pros:
– High-quality materials
– Wide range of products available
Cons:
– Limited specific technical details provided
– No detailed application examples
China O Rings Manufacturers and Suppliers – Customized O Rings Factory …
Product Details: O Rings manufactured by Tianjin SWKS Technology & Development Co., Ltd, available in various materials including NBR, FKM, EPDM, and silicone.
Technical Parameters:
– Size: As Custom Drawing or Sample
– Material: PU, Silicone Rubber, VMQ, NBR, EPDM, FKM, Nitrile Rubber
Application Scenarios:
– Used in automotive applications for sealing
– Applicable in hydraulic and pneumatic systems
Pros:
– Customized service available to meet specific requirements
– Competitive pricing due to direct manufacturing
Cons:
– Limited information on specific product durability
– Potential variability in quality depending on material selection
China O-Rings, X-Rings, Back Up Rings Suppliers and Manufacturers …
Product Details: O-rings, X-rings, Back Up Rings, NBR O-Rings, Encapsulated O-Rings, Custom Rubber Parts, O Ring Kits
Technical Parameters:
– Material: NBR, EPDM, FKM, Silicone
– Sizes: Standard and Metric
Application Scenarios:
– Automotive industry
– Medical equipment
Pros:
– High-quality molded rubber products
– Wide range of applications
Cons:
– Limited information on specific product performance
– Potential variations in material quality
Rubber O Ring Manufacturers – Ningbo Kaxite Sealing Materials Co., Ltd.
Product Details: Rubber O Ring is a sealing product made from various elastomers including silicone, nitrile, and fluorocarbon rubber, designed for a wide range of applications.
Technical Parameters:
– Temperature range: -40°C to +200°C
– Material types: Silicone, Nitrile, Viton, HNBR
Application Scenarios:
– Used in precision sealing applications where exact size o-rings are unavailable.
– Commonly applied in automotive, industrial, and household sealing solutions.
Pros:
– Excellent flexibility and compressibility.
– High resistance to petroleum base oils and hydrocarbon fuels.
Cons:
– Low temperature resistance may be limited in certain materials.
– Some materials may not be suitable for static applications below -15°F (-26°C).
NBR O-Rings, Buna-N / Nitrile O-Rings – China Manufacturer – Savvy Rubber
Product Details: NBR O-Rings, also known as Nitrile O-Rings, Buna-N O-Rings, or Perbunan O-Rings, are widely used rubber o-rings due to their low price and good performance.
Technical Parameters:
– Material: NBR / Nitrile / Buna-N / Perbunan
– Temperature Range: -40 °C to 120 °C
Application Scenarios:
– Used in fuel tanks and lubricating oil tanks
– Applicable in fluid media such as petroleum hydraulic oil and gasoline
Pros:
– Good mechanical properties and abrasion resistance
– Compatible with fuel, oil, gasoline, and solvents
Cons:
– Not suitable for use in polar solvents like ketones and ozone
– Poor resistance to fire
Rubber O Rings Suppliers, Manufacturers, Factory – Kaxite Sealing
Product Details: Rubber O Rings are designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface. They are made according to China GB standard and international standards such as AS 568A and JIS B2401.
Technical Parameters:
– Model: KXT 1710
– Hardness: Shore A 30-90
Application Scenarios:
– Used in machine design as seals.
– Commonly used in home appliances like cookers, heaters, and mixers.
Pros:
– Easy to make and reliable.
– Compatible with various materials and hardness options.
Cons:
– Limited temperature range depending on material.
– May not be suitable for all chemical environments.
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Custom Rubber Seals & O-rings Manufacturer | Haisun Rubber | HAISUN manufactures precision O-rings such as NBR, HNBR, AMQ, FKMT, EDPM, ACM, and CR, and supplies standard O-ring parts and O-ring kits. | – High precision and quality control – Wide range of materials and applications | – Limited information on specific product limitations – Potentially higher cost for custom solutions |
| O-Rings, Rubber Seals – Best China Manufacturer & Supplier – Savvy | High-Quality Rubber O-Rings manufactured by Savvy, available in various materials including NBR, FKM, and Silicone. | – Low manufacturing cost and convenient use. – Effective sealing element for both static and dynamic applications. | – Difficult to achieve zero leakage in dynamic seals. – Improper use can lead to cutting, twisting, and breaking. | savvyrubber.com |
| Top 10 O-ring Manufacturers and Suppliers in China 2023 – Hongju | O-rings are circular cross-section sealants used to prevent leakage of liquids and gases. They are manufactured from various materials including nitri… | – Wide range of products and materials – Customization options available for specific needs | – Potentially high minimum order quantities for some manufacturers – Quality may vary between different manufacturers | hongjusilicone.com |
| Rubber Seals, Custom Rubber & Plastic Parts Manufacturer | Professional Rubber Seals, O-Rings, Oil Seals, Custom Rubber Parts Manufacturer in China | – High-quality products and 100% customer satisfaction – Fast delivery and massive production capacity | – Limited information on specific technical parameters – Potential variability in service for small customers | savvyrubber.com |
| China Rubber O Rings, Rubber Seal Ring, Rubber Gaskets Suppliers … | Rubber O Rings, Rubber Seal Ring, Rubber Gaskets, Rubber Molded Parts, Rubber Hoses, Rubber Bonded Parts, Seal Kits, Rubber Extrusion Profiles, Rubber… | – High-quality materials – Wide range of products available | – Limited specific technical details provided – No detailed application examples | www.xmbestseal.com |
| China O Rings Manufacturers and Suppliers – Customized O Rings Factory … | O Rings manufactured by Tianjin SWKS Technology & Development Co., Ltd, available in various materials including NBR, FKM, EPDM, and silicone. | – Customized service available to meet specific requirements – Competitive pricing due to direct manufacturing | – Limited information on specific product durability – Potential variability in quality depending on material selection | www.svks-rubberseal.com |
| China O-Rings, X-Rings, Back Up Rings Suppliers and Manufacturers … | O-rings, X-rings, Back Up Rings, NBR O-Rings, Encapsulated O-Rings, Custom Rubber Parts, O Ring Kits | – High-quality molded rubber products – Wide range of applications | – Limited information on specific product performance – Potential variations in material quality | www.sealsmanufacturer.com |
| Rubber O Ring Manufacturers – Ningbo Kaxite Sealing Materials Co., Ltd. | Rubber O Ring is a sealing product made from various elastomers including silicone, nitrile, and fluorocarbon rubber, designed for a wide range of app… | – Excellent flexibility and compressibility. – High resistance to petroleum base oils and hydrocarbon fuels. | – Low temperature resistance may be limited in certain materials. – Some materials may not be suitable for static applications below -15°F (-26°C). | www.seal-china.com |
| NBR O-Rings, Buna-N / Nitrile O-Rings – China Manufacturer – Savvy Rubber | NBR O-Rings, also known as Nitrile O-Rings, Buna-N O-Rings, or Perbunan O-Rings, are widely used rubber o-rings due to their low price and good perfor… | – Good mechanical properties and abrasion resistance – Compatible with fuel, oil, gasoline, and solvents | – Not suitable for use in polar solvents like ketones and ozone – Poor resistance to fire | savvyrubber.com |
| Rubber O Rings Suppliers, Manufacturers, Factory – Kaxite Sealing | Rubber O Rings are designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface. They… | – Easy to make and reliable. – Compatible with various materials and hardness options. | – Limited temperature range depending on material. – May not be suitable for all chemical environments. | www.seal-china.com |
Frequently Asked Questions (FAQs)
What types of rubber o-rings can I find in Chinese manufacturing factories?
You can find a wide variety of rubber o-rings in Chinese factories, including standard sizes and custom designs. They often use materials like Nitrile, Silicone, and EPDM, catering to different applications such as automotive, industrial, and medical uses.
How do I choose a reliable rubber o-ring manufacturer in China?
To choose a reliable manufacturer, look for certifications like ISO 9001, check customer reviews, and request samples. It’s also helpful to visit the factory if possible or work with a sourcing agent who can assist you in the process.
What is the typical lead time for rubber o-ring production in China?
The lead time for rubber o-ring production can vary, but it generally ranges from 2 to 6 weeks, depending on the complexity of the order and the manufacturer’s workload. Always confirm the timeline with your chosen factory.
Are there minimum order quantities (MOQs) for rubber o-rings?
Yes, most manufacturers have minimum order quantities, which can vary widely. Some may accept small orders, while others might require larger quantities. It’s best to discuss your needs directly with the manufacturer to find a suitable arrangement.
What quality control measures do Chinese manufacturers implement for rubber o-rings?
Chinese manufacturers typically implement several quality control measures, including material inspections, in-process checks, and final product testing. Many factories also adhere to international quality standards to ensure their products meet your specifications.
