Are you in the market for high-quality O-rings and wondering where to find the best manufacturers in China? With countless factories vying for your attention, it’s crucial to know which ones stand out. Comparing the top O-ring companies not only saves you time but also ensures you get the best products for your needs. Imagine having access to reliable suppliers that deliver exceptional quality and service. Ready to discover the leading O-ring factories that can elevate your projects? Let’s dive in and explore your best options!

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 and materials, including nitrile rubber, silicone, EPDM rubber, and Fluorocarbon (Viton).

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

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

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

Product Details: Viton O-Rings are synthetic rubber products designed to withstand extreme environments, high pressure, and temperatures, and are resistant to flame, chemicals, oils, and fluids.

Technical Parameters:
– High durability
– Temperature resistance

Application Scenarios:
– Automotive
– Aerospace

Pros:
– Excellent resistance to chemicals
– Customization capabilities

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

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 custom options available
– High-quality production standards

Cons:
– Potentially high minimum order quantities for custom products
– Variability in quality among different manufacturers

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

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

Product Details: Silicone O-Rings are ideal seal materials for outdoor applications with excellent resistance to high temperature, high pressure, and harsh elements.

Technical Parameters:
– High temperature resistance
– High pressure resistance

Application Scenarios:
– Static applications
– Dynamic applications

Pros:
– Excellent weathering properties
– Customization capabilities

Cons:
– Limited availability in some regions
– Potential higher costs for specialized types

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:
– Wide range of materials available
– Custom design options

Cons:
– Limited information on specific technical parameters
– Potential for variability in quality

O Ring China, O-Ring Supplier in China, Custom O-Ring Solutions

Product Details: O-Rings manufactured by Suzhou Baoshida Rubber, a leading supplier in China, offering custom solutions for various industries.

Technical Parameters:
– Adherence to ISO 3601 standards
– Customization options available

Application Scenarios:
– Automotive sealing solutions
– Aerospace components

Pros:
– High-quality manufacturing processes
– Competitive pricing and customization capabilities

Cons:
– Potential communication barriers with international buyers
– Lead times may vary based on customization

Custom Rubber Seals & O-Rings Manufacturer | HAISUN Rubber

Product Details: High-precision O-rings manufactured by Cixi Haisheng Rubber Products Co., Ltd. (HAISUN).

Technical Parameters:
– Registered capital: 15 million
– O-ring tolerance: ±0.01 mm

Application Scenarios:
– Smartphones
– Automotive parts

Pros:
– High production capacity: 50 million O-rings per day
– Advanced testing for rubber material properties

Cons:
– Limited information on specific material types
– Potential dependency on specific industries

China O-ring Assortments Manufacturers, OEM/ODM Factory

Product Details: O-ring assortments and various hardware tools including grommet tools, tap reseating tools, and furniture pads.

Technical Parameters:
– Various sizes available
– Material options include rubber and plastic

Application Scenarios:
– DIY projects
– Machine and plumbing repairs

Pros:
– Wide range of products
– Customizable options available

Cons:
– Limited information on specific product specifications
– Potential quality variations depending on manufacturing

DKK Sealing Technology Co., Ltd. – O-rings & Sealing rings from China …

Product Details: O-rings, Sealing rings, Sealing gasket, Rubber custom parts

Technical Parameters:
– Material: NBR, FKM, EPDM, Silicone
– Temperature Resistance: High Temperature Resistant

Application Scenarios:
– Automotive industry
– Industrial machinery

Pros:
– High durability
– Wide range of applications

Cons:
– Limited temperature range for some materials
– Potential for wear over time

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Comparison Table

Company	Product Details	Pros	Cons	Website
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 and materials…	– 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
Top 10 Viton O-ring Manufacturers and Suppliers in China(2024)	Viton O-Rings are synthetic rubber products designed to withstand extreme environments, high pressure, and temperatures, and are resistant to flame, c…	– Excellent resistance to chemicals – Customization capabilities	– Higher cost compared to standard rubber – Limited availability in some regions	hongjusilicone.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 high minimum order quantities for custom products – Variability in quality among different manufacturers	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 and applications	– Limited information on specific product limitations – Potentially higher cost for custom solutions
Top 10 Silicone O-Ring Manufacturers and Suppliers in China(2024)	Silicone O-Rings are ideal seal materials for outdoor applications with excellent resistance to high temperature, high pressure, and harsh elements.	– Excellent weathering properties – Customization capabilities	– Limited availability in some regions – Potential higher costs for specialized types	hongjusilicone.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	– Wide range of materials available – Custom design options	– Limited information on specific technical parameters – Potential for variability in quality	www.sealsmanufacturer.com
O Ring China, O-Ring Supplier in China, Custom O-Ring Solutions	O-Rings manufactured by Suzhou Baoshida Rubber, a leading supplier in China, offering custom solutions for various industries.	– High-quality manufacturing processes – Competitive pricing and customization capabilities	– Potential communication barriers with international buyers – Lead times may vary based on customization	www.rubber-tools.com
Custom Rubber Seals & O-Rings Manufacturer	HAISUN Rubber	High-precision O-rings manufactured by Cixi Haisheng Rubber Products Co., Ltd. (HAISUN).	– High production capacity: 50 million O-rings per day – Advanced testing for rubber material properties	– Limited information on specific material types – Potential dependency on specific industries
China O-ring Assortments Manufacturers, OEM/ODM Factory	O-ring assortments and various hardware tools including grommet tools, tap reseating tools, and furniture pads.	– Wide range of products – Customizable options available	– Limited information on specific product specifications – Potential quality variations depending on manufacturing	www.cxyouchuang.com
DKK Sealing Technology Co., Ltd. – O-rings & Sealing rings from China …	O-rings, Sealing rings, Sealing gasket, Rubber custom parts	– High durability – Wide range of applications	– Limited temperature range for some materials – Potential for wear over time	dkkrubber.goldsupplier.com

Frequently Asked Questions (FAQs)

What types of O-rings are manufactured in China?

China produces a wide variety of O-rings, including those made from rubber, silicone, and fluorocarbon materials. These O-rings are used in various industries such as automotive, aerospace, and electronics, catering to different specifications and sizes.

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

To ensure quality, you can request samples before placing a large order, check for certifications like ISO, and read reviews from other customers. Establishing a good communication channel with the factory can also help you monitor quality throughout the production process.

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

Lead times can vary based on the complexity of the order and the factory’s workload. Generally, you can expect production to take anywhere from 2 to 6 weeks, but it’s always best to confirm with the specific factory for accurate timelines.

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

Yes, many factories in China have minimum order quantities, which can range from a few hundred to several thousand pieces, depending on the type of O-ring and the manufacturer. It’s important to discuss MOQs upfront to avoid any surprises.

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

You have several shipping options, including air freight for faster delivery and sea freight for cost-effective shipping. The choice depends on your budget and urgency. Make sure to discuss shipping methods with your supplier to find the best fit for your needs.