Are you in the market for custom o-rings and feeling overwhelmed by the options? You’re not alone! With countless factories in China, finding the right partner can be a daunting task. Comparing the top manufacturers is crucial, as it ensures you receive high-quality products that meet your specific needs. Imagine the peace of mind that comes with knowing you’ve chosen the best factory, saving you time and money in the long run. Ready to simplify your search? Join us as we explore the leading custom o-ring factories in China and help you make an informed decision!

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 accurate tolerance up to 0.02mm

Application Scenarios:
– Smartphones
– Medical devices

Pros:
– High precision and quality control
– Wide range of materials available

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

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:
– Simple structure and compact installation
– Good oil resistance and low cost

Cons:
– Difficult to achieve zero leakage in dynamic seals
– Starting friction resistance can be large in compression sealing

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, following ISO3601 standards

Application Scenarios:
– Static and dynamic sealing applications
– Sealing for various products and parts requiring resistance to water, oil, and h…

Pros:
– High-quality materials and precision molds
– Fast tooling and manufacturing times

Cons:
– Limited information on specific material types
– Potential variability in shipping times based on location

High-quality O-rings By Haisun | Custom & Standard Parts

Product Details: O Ring

Technical Parameters:
– Material stand by Reach, RoHS, FDA, PAHS
– Tolerance: ±0.02mm

Application Scenarios:
– Manufacturing various oil resistant products
– Automotive parts and household appliances

Pros:
– Heat resistance
– Oil resistance

Cons:
– Poor cold and ozone resistance
– Price is relatively high

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, 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 quality

Custom O-Rings, Custom Molded O-Ring China Manufacturer – Savvy

Product Details: Custom O-Rings are designed and produced by Savvy, a trusted OEM manufacturer, available in various cross-sections and shapes.

Technical Parameters:
– Materials: NBR, HNBR, FKM/Viton, Silicone, EPDM, PTFE, FFKM
– Hardness: Shore A 60-90, Colors: black, brown, red, transparent

Application Scenarios:
– Hydraulics & Pneumatic
– Oil and Gas
– Semiconductor Processing
– Aerospace
– Food Processing
– Water Filtration
– Electronic Products
– Machinery Fabrications
– Plastic Sealing
– Automotive
– Medical Equipment

Pros:
– Customizable to specific dimensions and shapes
– High-quality production with strong cost control

Cons:
– Higher price compared to standard o-rings
– Longer lead times due to custom manufacturing

Rubber Seals, Custom Rubber & Plastic Parts Manufacturer

Product Details: Generic product details about Savvy Rubber.

Technical Parameters:
– Generic technical parameter 1
– Generic technical parameter 2

Application Scenarios:
– Generic application scenario 1
– Generic application scenario 2

Pros:
– Generic pro 1
– Generic pro 2

Cons:
– Generic con 1
– Generic con 2

Custom O Ring Manufacturing in China with Quick Tooling Development and …

Product Details: Custom rubber products including O-Rings, X-Rings, gaskets, rubber seals, and diaphragms made from various rubber materials such as EPDM, FKM, and silicone.

Technical Parameters:
– Temperature range: -40°C to 327°C for FFKM O-Rings
– Diameter options for rubber balls: 3mm to 12mm

Application Scenarios:
– Automotive O-Ring seals for thermal management systems
– Sealing for drones using EPDM and silicone rubber

Pros:
– High chemical resistance and low-temperature performance
– Customization available for specific applications

Cons:
– Limited information on specific performance metrics
– Potential compatibility issues with certain chemicals

Custom Rubber Seals & O-Rings Manufacturer | HAISUN Rubber

Product Details: Custom Rubber Seals & 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 precision production with up to 50 million O-rings per day
– Advanced testing for rubber material properties

Cons:
– Limited information on specific material types
– Potentially high volume requirements for custom orders

Custom Rubber Seals & O-Rings Manufacturer | HAISUN Rubber

Product Details: FKM o-ring

Technical Parameters:
– Material stand by Reach, RoHS, FDA, PAHS, HF
– Tolerance: ±0.02mm

Application Scenarios:
– Industrial manufacturing
– Corrosion-resistant sealing materials

Pros:
– High temperature resistance up to 300 degrees
– Acid and alkali resistance, and oil resistance

Cons:
– Poor processing performance
– Poor cold resistance

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Comparison Table

Company	Product Details	Pros	Cons	Website
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
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.	– Simple structure and compact installation – Good oil resistance and low cost	– Difficult to achieve zero leakage in dynamic seals – Starting friction resistance can be large in compression sealing	savvyrubber.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 times	– Limited information on specific material types – Potential variability in shipping times based on location	hongjusilicone.com
High-quality O-rings By Haisun	Custom & Standard Parts	O Ring	– Heat resistance – Oil resistance	– Poor cold and ozone resistance – Price is relatively high
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 quality	www.sealsmanufacturer.com
Custom O-Rings, Custom Molded O-Ring China Manufacturer – Savvy	Custom O-Rings are designed and produced by Savvy, a trusted OEM manufacturer, available in various cross-sections and shapes.	– Customizable to specific dimensions and shapes – High-quality production with strong cost control	– Higher price compared to standard o-rings – Longer lead times due to custom manufacturing	savvyrubber.com
Rubber Seals, Custom Rubber & Plastic Parts Manufacturer	Generic product details about Savvy Rubber.	– Generic pro 1 – Generic pro 2	– Generic con 1 – Generic con 2	savvyrubber.com
Custom O Ring Manufacturing in China with Quick Tooling Development and …	Custom rubber products including O-Rings, X-Rings, gaskets, rubber seals, and diaphragms made from various rubber materials such as EPDM, FKM, and sil…	– High chemical resistance and low-temperature performance – Customization available for specific applications	– Limited information on specific performance metrics – Potential compatibility issues with certain chemicals	rubberproducer.com
Custom Rubber Seals & O-Rings Manufacturer	HAISUN Rubber	Custom Rubber Seals & O-Rings manufactured by Cixi Haisheng Rubber Products Co., Ltd. (HAISUN).	– High precision production with up to 50 million O-rings per day – Advanced testing for rubber material properties	– Limited information on specific material types – Potentially high volume requirements for custom orders
Custom Rubber Seals & O-Rings Manufacturer	HAISUN Rubber	FKM o-ring	– High temperature resistance up to 300 degrees – Acid and alkali resistance, and oil resistance	– Poor processing performance – Poor cold resistance

Frequently Asked Questions (FAQs)

What are custom o-rings, and why are they important?

Custom o-rings are specially designed sealing components made to fit specific applications. They are crucial for preventing leaks in various industries, including automotive, aerospace, and manufacturing. By using custom o-rings, you ensure a perfect fit and optimal performance, enhancing the reliability of your products.

How do I choose the right factory for custom o-rings in China?

When selecting a factory, consider their experience, production capabilities, and quality control processes. Look for customer reviews and ask for samples to assess their work. Communication is key, so ensure they understand your requirements and can provide timely support.

What materials are commonly used for custom o-rings?

Custom o-rings can be made from various materials, including rubber, silicone, and fluorocarbon. The choice of material depends on factors like temperature resistance, chemical compatibility, and application requirements. Discuss your needs with the factory to find the best material for your project.

What is the typical lead time for custom o-ring production?

Lead times can vary based on the complexity of your design and the factory’s workload. Generally, you can expect a lead time of 2 to 4 weeks for production, plus additional time for shipping. It’s best to confirm timelines with the factory before placing your order.

Can I get a prototype of my custom o-ring before full production?

Yes, most reputable factories offer prototyping services. This allows you to test the design and fit of your custom o-ring before committing to full production. Prototyping helps identify any necessary adjustments, ensuring the final product meets your expectations.