Are you in the market for high-quality O-rings but feeling overwhelmed by the options? With countless manufacturers in China, finding the right factory can make all the difference in your project’s success. Understanding the strengths and specialties of top O-ring manufacturers not only saves you time but also ensures you receive the best products tailored to your needs. Imagine the peace of mind that comes with knowing you’ve chosen a reliable supplier. Ready to discover the leading O-ring factories in China? Let’s dive in and explore your best options!

Top 10 O-ring Manufacturers and Suppliers in China (2024) – Hongju

Product Details: O-rings are circular cross-section sealants used to prevent leakage of liquids and gases. They are manufactured using various techniques such as injection, extrusion, and compression molding, with materials like nitrile rubber, silicone, EPDM rubber, and Fluorocarbon.

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:
– Potentially high costs for small orders
– Quality may vary by manufacturer

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.
– 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:
– Used in automotive, aerospace, and medical industries
– Suitable for sealing applications in various machinery and equipment

Pros:
– Wide range of materials and custom options available
– High-quality production standards

Cons:
– Potentially limited availability of specific materials
– Custom production may require longer lead times

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 available

Cons:
– Limited information on specific applications
– Potentially higher cost for custom solutions

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

Product Details: O-rings are circular cross-section sealants used in various industries, including automotive and aerospace, to prevent leakage of liquids or gases.

Technical Parameters:
– Common materials include NBR, FKM, Silicone, EPDM, and HNBR.
– Temperature range typically from -60°C to +260°C.

Application Scenarios:
– Used in static and dynamic sealing applications.
– Applicable in automotive and chemical industries.

Pros:
– Versatile and customizable for specific needs.
– Effective sealing capability for various applications.

Cons:
– Minimum order quantities may vary by manufacturer.
– Quality can depend on the manufacturer and materials used.

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

Product Details: O-rings are circular cross-section sealants used in various industries, including automotive, aerospace, and medical, to prevent leakage of liquids or gases.

Technical Parameters:
– Common materials include NBR, FKM, EPDM, and silicone.
– Temperature range typically from -40°C to 200°C.

Application Scenarios:
– Used in static and dynamic applications across multiple industries.
– Critical components in sealing solutions for automotive and aerospace sectors.

Pros:
– Cost efficiency and access to advanced technology from suppliers in China.
– Customizable in size, shape, and material for specific applications.

Cons:
– Quality may vary among different suppliers.
– Potential language and communication barriers when sourcing internationally.

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, Silicone, FKM
– 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 properties

China Orings Viton Manufacturers and Suppliers, Factory | BD SEALS

Product Details: High-Performance Viton O-rings manufactured by Ningbo Bodi Seals Co., Ltd. Ideal for various applications in industries such as automotive, aerospace, oil and gas, and pharmaceuticals.

Technical Parameters:
– Resistance to extreme temperatures
– Chemical resistance

Application Scenarios:
– Automotive industry
– Aerospace applications

Pros:
– High-quality sealing solution
– Competitive pricing and prompt delivery

Cons:
– Limited information on specific sizes
– Potential availability issues

Top 10 Viton O-ring Manufacturers and Suppliers in China(2024)

Product Details: Viton O-Rings are synthetic rubber products designed for high durability and resistance to extreme environments, including high pressure, temperatures, flames, chemicals, oils, and fluids.

Technical Parameters:
– High pressure tolerance
– Temperature resistance

Application Scenarios:
– Automotive industry
– Aerospace applications

Pros:
– High durability
– Customization capabilities

Cons:
– Higher cost compared to standard rubber
– Limited availability in some regions

O Rings, Gasket Rings, Sealing Ring Suppliers, Manufacturers, Factory …

Product Details: O Rings, Gasket Rings, Sealing Rings, Custom Rubber Parts, Rubber Bellows, Rubber Waterproof Rings, PTFE Seals

Technical Parameters:
– Material: Nitrile, Silicone, PTFE
– Hardness: Various durometers available

Application Scenarios:
– Automotive sealing applications
– Industrial machinery

Pros:
– Cost-effective sealing solutions
– Wide range of products available

Cons:
– Limited information on specific product dimensions
– Potential variability in material quality

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Comparison Table

Company	Product Details	Pros	Cons	Website
Top 10 O-ring Manufacturers and Suppliers in China (2024) – Hongju	O-rings are circular cross-section sealants used to prevent leakage of liquids and gases. They are manufactured using various techniques such as injec…	– Wide range of products – Customization available	– Potentially high costs for small orders – Quality may vary by manufacturer	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 custom options available – High-quality production standards	– Potentially limited availability of specific materials – Custom production may require longer lead times	www.qlrubber.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 – Wide range of materials available	– Limited information on specific applications – Potentially higher cost for custom solutions
Top 10 O-Ring Manufacturers and Suppliers in China (2024)	O-rings are circular cross-section sealants used in various industries, including automotive and aerospace, to prevent leakage of liquids or gases.	– Versatile and customizable for specific needs. – Effective sealing capability for various applications.	– Minimum order quantities may vary by manufacturer. – Quality can depend on the manufacturer and materials used.	www.rubber-tools.com
Top 10 O-Ring Manufacturers and Suppliers in China (2024)	O-rings are circular cross-section sealants used in various industries, including automotive, aerospace, and medical, to prevent leakage of liquids or…	– Cost efficiency and access to advanced technology from suppliers in China. – Customizable in size, shape, and material for specific applications.	– Quality may vary among different suppliers. – Potential language and communication barriers when sourcing internationally.	www.rubber-tools.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 properties	www.sealsmanufacturer.com
China Orings Viton Manufacturers and Suppliers, Factory	BD SEALS	High-Performance Viton O-rings manufactured by Ningbo Bodi Seals Co., Ltd. Ideal for various applications in industries such as automotive, aerospace,…	– High-quality sealing solution – Competitive pricing and prompt delivery	– Limited information on specific sizes – Potential availability issues
Top 10 Viton O-ring Manufacturers and Suppliers in China(2024)	Viton O-Rings are synthetic rubber products designed for high durability and resistance to extreme environments, including high pressure, temperatures…	– High durability – Customization capabilities	– Higher cost compared to standard rubber – Limited availability in some regions	hongjusilicone.com
O Rings, Gasket Rings, Sealing Ring Suppliers, Manufacturers, Factory …	O Rings, Gasket Rings, Sealing Rings, Custom Rubber Parts, Rubber Bellows, Rubber Waterproof Rings, PTFE Seals	– Cost-effective sealing solutions – Wide range of products available	– Limited information on specific product dimensions – Potential variability in material quality	www.yuefeng-seal.com

Frequently Asked Questions (FAQs)

What types of O-rings do manufacturers in China produce?

Chinese manufacturers produce a wide variety of O-rings, including those made from rubber, silicone, and fluorocarbon materials. They cater to various industries such as automotive, aerospace, and medical, offering different sizes and specifications to meet your needs.

How can I ensure the quality of O-rings from Chinese manufacturers?

To ensure quality, look for manufacturers with ISO certifications and positive customer reviews. Request samples before placing large orders and consider third-party inspections to verify the quality of the products.

What is the typical lead time for O-ring production in China?

Lead times can vary, but typically, you can expect production to take anywhere from 2 to 6 weeks, depending on the complexity of the order and the manufacturer’s workload. Always confirm lead times before placing your order.

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

Yes, many manufacturers have minimum order quantities, which can range from a few hundred to several thousand pieces. It’s best to discuss your specific needs with the manufacturer to find a suitable arrangement.

What are the shipping options for O-rings from China?

Shipping options include air freight, sea freight, and express courier services. The choice depends on your budget and urgency. Sea freight is cost-effective for large orders, while air freight is faster but more expensive.