Are you in the market for high-quality O-rings and wondering where to find the best suppliers? With countless factories in China, choosing the right one can feel overwhelming. Understanding the top O-ring suppliers is crucial, as it can significantly impact your product’s performance and reliability. Imagine having access to the best options that not only meet your specifications but also offer competitive pricing and exceptional service. Ready to simplify your search and make informed decisions? Dive into our comprehensive comparison of the leading O-ring supplier factories in China and discover the perfect fit for your needs!

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 rubber, and Fluorocarbon (Viton).

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

Application Scenarios:
– Automotive industry
– Aerospace and medical equipment

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 to 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

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 performance
– Potentially higher cost for custom solutions

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

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 applications
– High-quality materials

Cons:
– Limited information on specific product specifications
– Potential variations in availability

China Best O-rings Suppliers and Manufacturers – Wholesale O-rings for …

Product Details: Various types of O-Rings including Buna-N Standard Orings, Spliced and Vulcanized O-rings, Colored EPDM O-rings, and more.

Technical Parameters:
– Metric ID sizes from 0.00-100mm
– Customizable inner diameter from 0.5mm to 800mm

Application Scenarios:
– Automotive manufacturing
– Medical devices

Pros:
– Wide variety of materials and sizes available
– Custom design options to meet specific requirements

Cons:
– Limited information on specific performance metrics
– Potential variability in quality depending on supplier

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 sealing environments

Pros:
– High efficiency in sealing
– Can replace traditional o-rings

Cons:
– May not be suitable for low-pressure applications
– Requires precise installation

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:
– Customizable sizes and materials
– Durable and resistant to various chemicals

Cons:
– Limited information on specific performance metrics
– Potentially higher cost 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

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

China VITON O-RINGS Manufacturers and Suppliers, Factory | BD SEALS

Product Details: High-Quality VITON O-Rings for Superior Sealing Performance from Ningbo Bodi Seals Co., Ltd. Made from premium VITON material, offering exceptional resistance to heat, chemicals, and a wide range of fluids.

Technical Parameters:
– Made from premium VITON material
– Exceptional resistance to heat and chemicals

Application Scenarios:
– Automotive industry
– Aerospace industry

Pros:
– High durability
– Reliable sealing solutions

Cons:
– Limited size options
– Potentially higher cost compared to standard O-rings

Related Video

Comparison Table

Company	Product Details	Pros	Cons	Website
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	– 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
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 performance – Potentially higher cost for custom solutions
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
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 applications – High-quality materials	– Limited information on specific product specifications – Potential variations in availability	www.sealsmanufacturer.com
China Best O-rings Suppliers and Manufacturers – Wholesale O-rings for …	Various types of O-Rings including Buna-N Standard Orings, Spliced and Vulcanized O-rings, Colored EPDM O-rings, and more.	– Wide variety of materials and sizes available – Custom design options to meet specific requirements	– Limited information on specific performance metrics – Potential variability in quality depending on supplier	www.sealsmanufacturer.com
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 in sealing – Can replace traditional o-rings	– May not be suitable for low-pressure applications – Requires precise installation	www.jinbondseal.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.	– Customizable sizes and materials – Durable and resistant to various chemicals	– Limited information on specific performance metrics – Potentially higher cost for custom orders	www.svks-rubberseal.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
China VITON O-RINGS Manufacturers and Suppliers, Factory	BD SEALS	High-Quality VITON O-Rings for Superior Sealing Performance from Ningbo Bodi Seals Co., Ltd. Made from premium VITON material, offering exceptional re…	– High durability – Reliable sealing solutions	– Limited size options – Potentially higher cost compared to standard O-rings

Frequently Asked Questions (FAQs)

What types of O-rings do suppliers in China offer?

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 also provide specialized O-rings for specific industries, such as automotive, aerospace, and medical.

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

To ensure quality, look for suppliers with certifications like ISO 9001. Request samples before placing a large order and consider third-party inspections. Reading reviews and asking for references can also help you gauge a supplier’s reliability.

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. Shipping may take additional time, so it’s wise to plan ahead and communicate your timeline with the supplier.

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. It’s best to discuss your needs directly with the supplier to find a suitable arrangement.

How do I handle shipping and customs for O-ring orders from China?

Most suppliers can assist with shipping arrangements, but you should also consider hiring a freight forwarder for smoother logistics. Be aware of customs regulations in your country, as you may need to pay duties or taxes upon arrival.