Are you in the market for high-quality O-rings but unsure where to start? With countless suppliers in China, finding the right factory can feel overwhelming. Understanding the top O-ring manufacturers is crucial, as it can significantly impact your product’s performance and reliability. By comparing these factories, you can ensure you choose a partner that meets your quality standards and budget. Ready to discover the best options available? Join us as we explore the leading O-ring suppliers in China and help you make an informed decision for your business!

3M O-RING – Comparison – Manufacturer Comparison

China Product Manufacturers – Trusted and Audited Suppliers

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 using various techniques and materials, including nitrile rubber, silicone, EPDM, and Viton.

Technical Parameters:
– Standard and metric sizes
– Low minimum order quantities (MOQs)

Application Scenarios:
– Automotive industry
– Aerospace industry

Pros:
– Wide range of products
– Customization available

Cons:
– Potential quality variations among manufacturers
– Limited information on specific product performance

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.
– Suitable for sealing various fluids such as air, water, and oil.

Pros:
– Low manufacturing cost and convenient use.
– Self-sealing effect with no need for periodic adjustment.

Cons:
– Difficult to achieve zero leakage in dynamic seals.
– Improper use can lead to cutting, twisting, and breaking.

Top 10 O-Rings Manufacturers in China – News – qlrubber.com

Product Details: O-rings manufactured by various companies in China, including custom and standard options in multiple materials.

Technical Parameters:
– Materials: FKM, NBR, Silicone, EPDM, NR, PU, CR, HNBR, SBR, IIR, SEP, Fluorosili…
– Sizes: Various sizes available for different applications

Application Scenarios:
– Automotive industry
– Aerospace industry

Pros:
– Wide range of materials and sizes
– Custom production capabilities

Cons:
– Quality may vary between manufacturers
– Potentially longer lead times for custom orders

Custom O-ring Manufacturer and Wholesale Supplier – Hongju

Product Details: Custom O-rings and high-temperature O-ring seals manufactured by Hongju, suitable for engines, pumps, cylinders, connectors, valves, etc.

Technical Parameters:
– Material: Silicone rubber
– Hardness tolerance: ±3-5A, following ISO3601 standards

Application Scenarios:
– Static and dynamic sealing applications
– Used in various machinery and products requiring resistance to water, oil, and h…

Pros:
– High-quality materials and precision molds
– Fast tooling and manufacturing time

Cons:
– Limited information on specific material types
– Potential variability in shipping times based on location

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:
– Used in smartphones, watches, automotive parts, medical devices, food machinery,…
– Suitable for applications requiring dust and water resistance.

Pros:
– High precision and quality control in manufacturing.
– Eco-friendly materials with third-party certifications.

Cons:
– Limited information on specific performance characteristics.
– Potentially higher cost due to precision manufacturing.

China O Rings Suppliers, Manufacturers, Factory – Customized O Rings …

Product Details: Heavy Duty Static Seal JB-17 is a high efficiency static seal, usually used as an alternative to the o-ring and anti-extrusion ring for high pressure applications.

Technical Parameters:
– High efficiency
– Suitable for high pressure applications

Application Scenarios:
– Used in hydraulic systems
– Applicable in high-pressure environments

Pros:
– High efficiency
– Prevents extrusion at high pressure

Cons:
– Limited to specific applications
– May require precise installation

O-Ring Suppliers and Manufacturers – China O-Ring Factory – Zhonggao …

Product Details: O-rings are circular gaskets or seals used to prevent fluid or gas leaks in various products, systems, or machinery. They are available in various materials, including nitrile, Viton, silicone, EPDM, neoprene, PTFE, polyurethane, and fluorosilicone.

Technical Parameters:
– Resistant to oil, fuel, and water (Nitrile)
– Suitable for high-temperature and chemically aggressive environments (Viton)

Application Scenarios:
– Transportation (automotive, aerospace)
– Medical (syringes, pumps, filtration)

Pros:
– Cost-effective and easy to produce
– Versatile for various applications and environments

Cons:
– Limited temperature resistance for some materials
– Potential degradation from chemical exposure

Top 10 Silicone O-Ring Manufacturers and Suppliers in China(2024)

Product Details: Silicone O-Rings, Rubber O-Rings, Viton O-Rings, Food Grade O-Rings, Gasket and Seals, Custom O-Rings & Seals

Technical Parameters:
– High temperature resistance
– Chemical compatibility

Application Scenarios:
– Outdoor applications
– Static and dynamic applications

Pros:
– Excellent weathering properties
– Customization capabilities

Cons:
– Limited availability in some regions
– Potential higher costs for custom orders

Related Video

Comparison Table

Company	Product Details	Pros	Cons	Website
3M O-RING – Comparison – Manufacturer Comparison				www.bing.com
China Product Manufacturers – Trusted and Audited Suppliers				www.bing.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 using various techniques and materials…	– Wide range of products – Customization available	– Potential quality variations among manufacturers – Limited information on specific product performance	hongjusilicone.com
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. – Self-sealing effect with no need for periodic adjustment.	– Difficult to achieve zero leakage in dynamic seals. – Improper use can lead to cutting, twisting, and breaking.	savvyrubber.com
Top 10 O-Rings Manufacturers in China – News – qlrubber.com	O-rings manufactured by various companies in China, including custom and standard options in multiple materials.	– Wide range of materials and sizes – Custom production capabilities	– Quality may vary between manufacturers – Potentially longer lead times for custom orders	www.qlrubber.com
Custom O-ring Manufacturer and Wholesale Supplier – Hongju	Custom O-rings and high-temperature O-ring seals manufactured by Hongju, suitable for engines, pumps, cylinders, connectors, valves, etc.	– High-quality materials and precision molds – Fast tooling and manufacturing time	– Limited information on specific material types – Potential variability in shipping times based on location	hongjusilicone.com
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 in manufacturing. – Eco-friendly materials with third-party certifications.	– Limited information on specific performance characteristics. – Potentially higher cost due to precision manufacturing.
China O Rings Suppliers, Manufacturers, Factory – Customized O Rings …	Heavy Duty Static Seal JB-17 is a high efficiency static seal, usually used as an alternative to the o-ring and anti-extrusion ring for high pressure…	– High efficiency – Prevents extrusion at high pressure	– Limited to specific applications – May require precise installation	www.jinbondseal.com
O-Ring Suppliers and Manufacturers – China O-Ring Factory – Zhonggao …	O-rings are circular gaskets or seals used to prevent fluid or gas leaks in various products, systems, or machinery. They are available in various mat…	– Cost-effective and easy to produce – Versatile for various applications and environments	– Limited temperature resistance for some materials – Potential degradation from chemical exposure	www.zhonggaoseals.com
Top 10 Silicone O-Ring Manufacturers and Suppliers in China(2024)	Silicone O-Rings, Rubber O-Rings, Viton O-Rings, Food Grade O-Rings, Gasket and Seals, Custom O-Rings & Seals	– Excellent weathering properties – Customization capabilities	– Limited availability in some regions – Potential higher costs for custom orders	hongjusilicone.com

Frequently Asked Questions (FAQs)

What types of O-rings can I find from suppliers in China?

You can find a wide variety of O-rings in China, including standard sizes, custom designs, and different materials like rubber, silicone, and fluorocarbon. Many suppliers offer options for specific applications, ensuring you can find the right O-ring for your needs.

How do I choose a reliable O-ring supplier in China?

To choose a reliable supplier, look for established companies with positive reviews, certifications, and a strong track record. Request samples to assess quality and communicate clearly about your requirements to ensure they can meet your expectations.

What is the typical lead time for O-ring orders from China?

Lead times can vary based on order size and complexity, but generally, you can expect 2 to 4 weeks for production and shipping. It’s best to discuss timelines with your supplier to get a more accurate estimate.

Are there minimum order quantities (MOQs) for O-rings?

Yes, many suppliers have minimum order quantities, which can range from a few hundred to several thousand pieces, depending on the product and supplier. Always check the MOQ before placing an order to avoid surprises.

What should I consider when importing O-rings from China?

When importing O-rings, consider shipping costs, customs duties, and quality control. It’s essential to understand the regulations in your country and ensure that the products meet your specifications to avoid any issues upon arrival.