Are you in the market for high-quality O-ring seals but feeling overwhelmed by the options? You’re not alone! With countless suppliers in China, finding the right factory can make all the difference in your project’s success. By comparing the top O-ring seal manufacturers, you can ensure you’re choosing a partner that meets your quality and budget needs. Imagine the peace of mind that comes with knowing you’ve selected the best options available. Ready to simplify your search and discover the leading suppliers? Let’s dive in and explore the top O-ring seal factories in China together!

Xiamen Xlong Seal Co.,Ltd 厦门旭隆密封件有限公司

Product Details: O-rings, Rubber strip, molded parts, Spring seals designer and manufacturer

Technical Parameters:
– Various sizes and materials available
– High temperature resistance up to 300℃

Application Scenarios:
– Fluid Power
– Auto Parts
– Oil and Gas
– Food Beverage Pharmaceutical and Medical
– Hydraulic System

Pros:
– High quality elastomer seals
– Customizable products

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

FKM O Rings, China NBR O Ring supplier

Product Details: Quality FKM O Rings & NBR O Ring factory from China. Various types of O rings including Silicone, EPDM, and custom rubber parts.

Technical Parameters:
– Material: NBR / Nitrile Rubber, FKM, Silicone
– Hardness: 30-80 Shore A, 70±5 Shore

Application Scenarios:
– Used in hydraulic and pneumatic systems to prevent leaks.
– Applicable in automotive, aerospace, oil and gas, and medical industries.

Pros:
– Versatile sealing solutions suitable for various applications.
– Easy installation and replacement.

Cons:
– Regular inspection required for wear and damage.
– Material selection must match specific application requirements.

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

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:
– Available in standard and metric sizes
– Customizable materials including silicone, EPDM, NBR, and Viton

Application Scenarios:
– Automotive industry for power steering gears
– Aerospace and medical equipment for sealing applications

Pros:
– Wide range of products and customization options
– Good customer service and fast delivery

Cons:
– Minimum order quantities may apply for some manufacturers
– Quality may vary between different manufacturers

O-Rings, Rubber Seals – Best China Manufacturer & Supplier

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 60/70

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:
– Starting friction resistance can be large when used for compression sealing.
– Difficult to achieve zero leakage in dynamic seals.

O Rings Manufacturer | O Rings Supplier – Hongjie Rubber Seal

Product Details: Wholesale O Rings in Bulk from Hongjie, a professional O rings manufacturer in China since 2000, offering custom options and factory direct prices.

Technical Parameters:
– Various international O-Ring standards
– Certificated compound to meet specific markets

Application Scenarios:
– Automotive
– Hydraulic & Pneumatic

Pros:
– One-stop O rings OEM/ODM solution
– Affordable factory direct pricing

Cons:
– Limited specific technical parameters provided
– Generic information on applications

Xiamen Seals Technology Co.,Ltd: China O-Rings, X-Rings …

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 properties

China O Rings Manufacturers and Suppliers – SWKS Seal

Product Details: O Rings are sealing devices used in various applications to prevent leakage of fluids or gases. They are available in different materials such as 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:
– Durable and resistant to various chemicals
– Customizable sizes and materials available

Cons:
– May require specific installation techniques
– Performance can vary based on material choice

Seal Spare Parts O-ring – SEALCON China

Product Details: Silicone Rubber O Ring – Sealcon Manufacturer & Supplier

Technical Parameters:
– Temperature range: -60 ℃ to 220 ℃
– Pressure in static application: less than 20MPa

Application Scenarios:
– Fluid static applications (water, oil, air, chemicals)
– Dynamic applications with pressure less than 5MPa

Pros:
– Cost-effective
– Reliable
– Versatile

Cons:
– Limited chemical resistance for some materials
– Not suitable for high-pressure dynamic applications

China O-Ring Kits Suppliers – NNK Oil Seal

Product Details: NNK O-Ring Kits are high performance and customized O-Rings, machine tested for quality assurance.

Technical Parameters:
– Material: Nitrile (NBR), Fluorine rubber (FKM), Silicone (SIL), EPDM, HNBR, Fluo…
– Types: O-rings for stationary seals, reciprocating seals, and rotary seals

Application Scenarios:
– Machine tools
– Automobiles

Pros:
– Self-sealing effect with strong sealing capabilities
– Compact installation and lightweight design

Cons:
– Limited to specific temperature ranges based on material
– Potential for wear over time in dynamic applications

China Rubber O Rings Manufacturer and Supplier, Factory

Product Details: High-Quality Rubber O Rings from Zhejiang Yingdeer Sealing Parts Co., Ltd., designed for effective sealing solutions across various applications.

Technical Parameters:
– Made from premium quality rubber materials
– Available in a wide range of sizes and custom designs

Application Scenarios:
– Automotive industry
– Plumbing applications

Pros:
– Exceptional durability
– Competitive prices without compromising quality

Cons:
– Limited information on specific sizes
– Potential variability in custom orders

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Comparison Table

Company	Product Details	Pros	Cons	Website
Xiamen Xlong Seal Co.,Ltd 厦门旭隆密封件有限公司	O-rings, Rubber strip, molded parts, Spring seals designer and manufacturer	– High quality elastomer seals – Customizable products	– Limited information on specific product performance – Potentially higher cost for custom solutions	www.oring-seal.com
FKM O Rings, China NBR O Ring supplier	Quality FKM O Rings & NBR O Ring factory from China. Various types of O rings including Silicone, EPDM, and custom rubber parts.	– Versatile sealing solutions suitable for various applications. – Easy installation and replacement.	– Regular inspection required for wear and damage. – Material selection must match specific application requirements.	www.o-ringsseals.com
Top 10 O-ring Manufacturers and Suppliers in China (2024)	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 and customization options – Good customer service and fast delivery	– Minimum order quantities may apply for some manufacturers – Quality may vary between different manufacturers	hongjusilicone.com
O-Rings, Rubber Seals – Best China Manufacturer & Supplier	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.	– Starting friction resistance can be large when used for compression sealing. – Difficult to achieve zero leakage in dynamic seals.	savvyrubber.com
O Rings Manufacturer	O Rings Supplier – Hongjie Rubber Seal	Wholesale O Rings in Bulk from Hongjie, a professional O rings manufacturer in China since 2000, offering custom options and factory direct prices.	– One-stop O rings OEM/ODM solution – Affordable factory direct pricing	– Limited specific technical parameters provided – Generic information on applications
Xiamen Seals Technology Co.,Ltd: China O-Rings, X-Rings …	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 O Rings Manufacturers and Suppliers – SWKS Seal	O Rings are sealing devices used in various applications to prevent leakage of fluids or gases. They are available in different materials such as NBR,…	– Durable and resistant to various chemicals – Customizable sizes and materials available	– May require specific installation techniques – Performance can vary based on material choice	www.svks-rubberseal.com
Seal Spare Parts O-ring – SEALCON China	Silicone Rubber O Ring – Sealcon Manufacturer & Supplier	– Cost-effective – Reliable – Versatile	– Limited chemical resistance for some materials – Not suitable for high-pressure dynamic applications	www.china-sealcon.com
China O-Ring Kits Suppliers – NNK Oil Seal	NNK O-Ring Kits are high performance and customized O-Rings, machine tested for quality assurance.	– Self-sealing effect with strong sealing capabilities – Compact installation and lightweight design	– Limited to specific temperature ranges based on material – Potential for wear over time in dynamic applications	www.nokcn-seals.com
China Rubber O Rings Manufacturer and Supplier, Factory	High-Quality Rubber O Rings from Zhejiang Yingdeer Sealing Parts Co., Ltd., designed for effective sealing solutions across various applications.	– Exceptional durability – Competitive prices without compromising quality	– Limited information on specific sizes – Potential variability in custom orders	www.indelsealing.com

Frequently Asked Questions (FAQs)

What types of O-ring seals do suppliers in China offer?

You can find a wide variety of O-ring seals in China, including standard sizes, custom designs, and different materials like rubber, silicone, and fluorocarbon. This diversity allows you to choose the best option for your specific application, whether it’s for automotive, industrial, or household use.

How can I ensure the quality of O-ring seals from Chinese suppliers?

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

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

Lead times can vary based on the supplier and order size, but generally, you can expect around 2 to 4 weeks for production and shipping. It’s always a good idea to discuss timelines upfront to avoid any surprises.

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

Yes, many suppliers have minimum order quantities, which can range from a few hundred to several thousand pieces, depending on the product and manufacturer. Be sure to clarify MOQs when contacting suppliers to find one that fits your needs.

What are the shipping options for O-ring seals from China?

You have several shipping options, including air freight for faster delivery and sea freight for cost-effective bulk shipping. Discuss your preferences with the supplier to choose the best option based on your timeline and budget.