Are you tired of sifting through countless suppliers for silicone o-rings? Finding the right factory can feel overwhelming, but it’s crucial for ensuring quality and reliability in your projects. By comparing the top silicone o-ring suppliers in China, you can save time and money while securing the best products for your needs. Imagine having peace of mind knowing you’ve chosen a trusted partner for your manufacturing requirements. Ready to discover the leading factories that can elevate your business? Let’s dive in and explore the top contenders together!

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

Custom O-ring Manufacturer and Wholesale Supplier – Hongju

Product Details: Custom silicone rubber O-rings and high-temperature O-ring seals for engines, pumps, cylinders, connectors, valves, etc.

Technical Parameters:
– Hardness tolerance: ±3-5A
– Dimensions and tolerances follow ISO3601 standards

Application Scenarios:
– Static applications
– Dynamic applications

Pros:
– Inexpensive and effective sealing solution
– Wide selection of stock items and customization capabilities

Cons:
– Limited information on specific material properties
– Potential variability in manufacturing time based on quantity

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 such as nitrile rubber, silicone, EPDM rubber, and Fluorocarbon.

Technical Parameters:
– Available in standard and metric sizes
– Customizable materials including silicone, EPDM, nitrile rubber, 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

Silicone O-Ring – Yoson Seals

Product Details: Silicone O-Ring

Technical Parameters:
– Temperature resistance: -60°C to 200°C
– Material: Silicone

Application Scenarios:
– Automotive sealing
– Industrial applications

Pros:
– Excellent temperature resistance
– Good chemical stability

Cons:
– Not suitable for high-pressure applications
– Can be more expensive than other materials

Custom Silicone O-ring Manufacturers in China – TOGOHK

Product Details: Custom Silicone O-rings manufactured by TOGOHK, suitable for various industries including food and medical.

Technical Parameters:
– Temperature range: -30°C to 200°C
– Standard sizes from 1mm to 500mm

Application Scenarios:
– Food processing
– Pharmaceutical manufacturing

Pros:
– Excellent sealing performance
– FDA-compliant and BPA-free

Cons:
– Limited to specific temperature ranges
– Potential for wear over time in harsh environments

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 or gases in various applications.

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

Application Scenarios:
– Used in automotive and aerospace industries for sealing applications.
– Applicable in both static and dynamic environments.

Pros:
– Versatile and effective for various sealing needs.
– Custom sizes and shapes available from many manufacturers.

Cons:
– Minimum order quantities can vary significantly between manufacturers.
– Quality may differ among suppliers, requiring careful selection.

China Silicone O-ring Manufacturers, Suppliers – Silicone O-ring Price …

Product Details: Silicone O-rings manufactured from Dow Corning and Wacker materials, suitable for various applications.

Technical Parameters:
– Working temperature: -60°C to 230°C
– Hardness: Shore A

Application Scenarios:
– Sealing applications in extreme temperatures
– Use in environments with aggressive chemicals

Pros:
– High temperature and chemical resistance
– Durable and reliable sealing performance

Cons:
– Limited to specific temperature ranges
– Potential for degradation in certain chemical environments

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

Product Details: O-rings, gaskets, waterproof rings, cushions, custom-made miscellaneous pieces, and other rubber products.

Technical Parameters:
– Hardness options available
– Various sizes and materials offered

Application Scenarios:
– Automotive sealing applications
– Industrial machinery

Pros:
– Stable and reliable sealing solutions
– Cost-effective options available

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

Top 10 Viton O-ring Manufacturers and Suppliers in China(2025)

Product Details: Viton O-Rings are synthetic rubber products known for their 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
– Aerospace

Pros:
– High durability
– Customization capabilities

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

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
– 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
– Can be prone to cutting, twisting, and breaking if used improperly

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Comparison Table

Company	Product Details	Pros	Cons	Website
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
Custom O-ring Manufacturer and Wholesale Supplier – Hongju	Custom silicone rubber O-rings and high-temperature O-ring seals for engines, pumps, cylinders, connectors, valves, etc.	– Inexpensive and effective sealing solution – Wide selection of stock items and customization capabilities	– Limited information on specific material properties – Potential variability in manufacturing time based on quantity	hongjusilicone.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 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
Silicone O-Ring – Yoson Seals	Silicone O-Ring	– Excellent temperature resistance – Good chemical stability	– Not suitable for high-pressure applications – Can be more expensive than other materials	www.yosonseals.com
Custom Silicone O-ring Manufacturers in China – TOGOHK	Custom Silicone O-rings manufactured by TOGOHK, suitable for various industries including food and medical.	– Excellent sealing performance – FDA-compliant and BPA-free	– Limited to specific temperature ranges – Potential for wear over time in harsh environments	www.togohk.com
Top 10 O-Ring Manufacturers and Suppliers in China (2024)	O-rings are circular cross-section sealants used to prevent leakage of liquids or gases in various applications.	– Versatile and effective for various sealing needs. – Custom sizes and shapes available from many manufacturers.	– Minimum order quantities can vary significantly between manufacturers. – Quality may differ among suppliers, requiring careful selection.	www.rubber-tools.com
China Silicone O-ring Manufacturers, Suppliers – Silicone O-ring Price …	Silicone O-rings manufactured from Dow Corning and Wacker materials, suitable for various applications.	– High temperature and chemical resistance – Durable and reliable sealing performance	– Limited to specific temperature ranges – Potential for degradation in certain chemical environments	www.kodaseal.com
O Rings, Gasket Rings, Sealing Ring Suppliers, Manufacturers, Factory …	O-rings, gaskets, waterproof rings, cushions, custom-made miscellaneous pieces, and other rubber products.	– Stable and reliable sealing solutions – Cost-effective options available	– Limited information on specific material properties – Potential variability in custom orders	www.yuefeng-seal.com
Top 10 Viton O-ring Manufacturers and Suppliers in China(2025)	Viton O-Rings are synthetic rubber products known for their durability and resistance to extreme environments, including high pressure, temperatures,…	– High durability – Customization capabilities	– Higher cost compared to some alternatives – Limited availability in some regions	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 – Can be prone to cutting, twisting, and breaking if used improperly	savvyrubber.com

Frequently Asked Questions (FAQs)

1. What should I look for in a silicone o-ring supplier in China?

When choosing a silicone o-ring supplier, consider their experience, product quality, certifications, and customer reviews. It’s also important to check their manufacturing capabilities and whether they can meet your specific requirements, such as size, material, and custom designs.

2. How can I ensure the quality of silicone o-rings from a Chinese factory?

To ensure quality, request samples before placing a large order. Look for suppliers with ISO certifications and quality control processes. Regular communication and inspections during production can also help maintain quality standards.

3. What are the typical lead times for silicone o-ring orders?

Lead times can vary based on order size and complexity, but generally, you can expect 2 to 4 weeks for production. If you need faster delivery, discuss expedited options with your supplier.

4. Are silicone o-rings customizable?

Yes, many suppliers offer customization options for silicone o-rings, including size, color, and hardness. Be sure to communicate your specific needs to the supplier to ensure they can accommodate your requests.

5. What are the shipping options for silicone o-rings from China?

Shipping options typically include air freight, sea freight, and express courier services. The choice depends on your budget, urgency, and order size. Discuss these options with your supplier to find the best solution for your needs.