Are you looking for the best tiny o-ring factories in China? If so, you’re in the right place. In this article, we’ll compare some of the top manufacturers, highlighting their specialties, materials, and what sets them apart in the industry. Let’s dive into the world of tiny o-rings and find the perfect fit for your needs.
Very Small O-Rings – Micro Miniature Tiny Rubber O-Rings
Product Details: Small o-rings are rubber o-rings with tiny inside diameters and cross-sections. Their inner diameter usually does not exceed 20 mm, and the cross-section usually does not exceed 3.5 mm. Micro-miniature o-rings are defined as no more than 1 mm (or 0.039 inch) in either inside diameter (ID) or cross-section (CS). The minimum metric size produced by Savvy is ID1.00 x CS0.50mm. These o-rings are made from high-grade materials such as nitrile, FKM, EPDM, and silicone, available in black, brown, and white colors. They are used in precision applications like watches, computers, precision instruments, laboratory equipment, and more.
Pros:
– High precision and reliability, making them essential in industries where precis…
– Versatile applications across various industries including watches, computers, p…
– Materials used are of very high grade to ensure durability and performance.
– Customizable to meet specific customer requirements with true roundness, smooth…
Cons:
– Due to the small diameter and cross-section, the processing difficulty is very h…
– Higher tolerance requirements and the use of high-grade materials make these o-r…
O Ring Small 3 lbs (China)
Product Details: The O Ring Small 3 lbs (China) is a fire extinguisher accessory offered by Mega Precision Corporation. It is specifically designed for use with 3-pound fire extinguishers. The product includes an O-ring, which is crucial for maintaining the seal and ensuring the proper functioning of the fire extinguisher. The O-ring is compatible with gauges, such as the Gauge 195 PSI (Small Face) w O-Ring.
Pros:
– Ensures proper seal and functioning of the fire extinguisher
– Compatible with specific gauges like the Gauge 195 PSI (Small Face) w O-Ring
Cons:
– No specific cons mentioned on the website
– Limited information available on the product’s durability and lifespan
O Ring Small 3 lbs (China)
Product Details: O-rings are available in various materials such as NBR, FKM, EPDM, and Silicone. They come in standard and custom sizes, with inside diameters ranging from 0.5mm to 2000mm and cross-sections from 0.5mm to 30mm. The hardness ranges from Shore A 20 to 90. O-rings are used in engine, car, and mechanical applications and are known for their simple structure, self-sealing effect, and wide adaptability. They are manufactured according to various international standards such as AS568, BS1516, DIN3771, JIS B 2401, ISO3601, and GB3452.1. Delivery times are typically 7-15 days, and shipping options include express, air, and sea[1][2][4].
Pros:
– Simple structure and compact installation
– Self-sealing effect with no need for periodic adjustment
– Static seal can achieve zero leakage
– Wide application and low manufacturing cost
– Available in various materials and sizes
Cons:
– High starting friction resistance in compression sealing
– Prone to accidents like cutting, twisting, and breaking if used improperly
– Difficult to achieve zero leakage in dynamic seals
– May require protective backup rings and lubricating accessories in some applicat…
China O-Ring Kits Suppliers – NNK Oil Seal
Product Details: O-ring kit boxes are comprehensive sets containing various sizes of O-rings, typically made from materials such as NBR (Nitrile), Silicone, FKM, EPDM, and HNBR. These kits are designed to provide a wide range of O-ring sizes, often organized in hard-wearing storage boxes. They are used for sealing liquid and gaseous applications in industries including hydraulics, pneumatics, and general engineering. The kits usually include multiple pieces of O-rings in different sizes, ensuring they can be used in various applications such as connectors, cylinders, pumps, and valves.
Pros:
– Provides a wide range of O-ring sizes for different applications
– Made from high-quality materials ensuring superior sealing performance
– Enhances system efficiency by preventing leaks and reducing friction
– Customization options available to meet specific sealing needs
– Suitable for high-pressure environments and various industrial applications
Cons:
– May not be suitable for safety-critical applications without premium quality ass…
– Storage and organization can be complex due to the variety of sizes included
O-Rings, Rubber Seals – Best China Manufacturer & …
Product Details: Savvy manufactures a wide range of o-rings, including traditional standard o-rings, encapsulated o-rings, backup-rings, and x-rings. The o-rings can be made from various materials such as NBR, FKM (Viton), Silicone, EPDM, HNBR, CR, Aflas, etc. The temperature range for these o-rings varies by material, with Silicone o-rings operating from -70°C to 220°C. The hardness of the o-rings is measured in Shore A, typically ranging from 40 to 90, with 60-70 being the most common. O-rings are available in various colors and can be customized to meet specific needs. Savvy offers fast delivery and competitive pricing due to their extensive mold
inventory and favorable courier rates.
Pros:
– High-temperature and FDA food grade options available
– Wide range of materials to suit different working conditions
– Low mold/tooling cost for custom o-rings
– Fast delivery through door-to-door courier
– Competitive pricing due to favorable courier rates
– Good wear resistance, oil resistance, and corrosion resistance depending on the…
Cons:
– Low hardness o-rings are prone to peeling, installation damage, extrusion, and p…
– High hardness o-rings can be inconvenient to install
– Specific materials have limitations, e.g., Silicone o-rings generally use Shore…
Wholesale tiny o rings with Good Price
Product Details: The world’s smallest O-ring, created by KEF America, has an inner diameter (ID) of 0.002 inches (0.05 mm) and a cross-section (CS) of 0.002 inches (0.05 mm). These tiny O-rings are designed for extremely precise and miniature applications where conventional O-rings would be too large.
Pros:
– Extremely small size, making them suitable for miniature applications.
– High precision and accuracy in sealing small gaps and spaces.
– Can be used in specialized industries where tiny seals are required.
Cons:
– Due to their tiny size, handling and installation can be challenging.
– May require specialized tools for proper placement and sealing.
– Limited availability and potentially higher cost compared to standard O-rings.
O-Rings | China – Products | Parker NA
China Custom Small O Ring Manufacturers Suppliers …
Top 10 O-ring Manufacturers and Suppliers in China (2024)
Product Details: Hongju produces high-quality silicone rubber O-rings and high-temperature O-ring seals. These O-rings are used in various applications such as engines, pumps, cylinders, connectors, and valves. The company offers both standard sizes and custom-made O-rings to meet specific customer needs. The manufacturing process includes design, tool making, color mixing, compression molding, and quality inspection. The products comply with ISO 3601 standards and can be made from various materials including silicone, EPDM, fluoro rubber, Viton, and more. The company also provides options for liquid silicone rubber and ensures the products meet international safety standards like CE, SGS, REACH, and ROHS Directive requirements[1][3][4].
Pros:
– High-quality silicone rubber O-rings with strong resistance to water, oil, and h…
– Customization capabilities to meet specific customer requirements
– Strict quality control and compliance with international safety standards
– Wide range of materials available including silicone, EPDM, fluoro rubber, Viton…
– Advanced equipment and experienced staff ensure reliable quality and timely deli…
– Low minimum order quantity (MOQ) and rapid prototyping options
Cons:
– Importing from China may involve longer shipping times
– Factory inspections may be limited due to epidemic restrictions, with online ins…
Micro Rubber Small O-RINGS FFKM FKM HNBR NBR EPDM …
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Very Small O-Rings – Micro Miniature Tiny Rubber O-Rings | Small o-rings are rubber o-rings with tiny inside diameters and cross-sections. Their inner diameter usually does not exceed 20 mm, and the cross-sect… | – High precision and reliability, making them essential in industries where precis… – Versatile applications across various industries including wat… | – Due to the small diameter and cross-section, the processing difficulty is very h… – Higher tolerance requirements and the use of high-grade materi… | savvyrubber.com |
| O Ring Small 3 lbs (China) | The O Ring Small 3 lbs (China) is a fire extinguisher accessory offered by Mega Precision Corporation. It is specifically designed for use with 3-poun… | – Ensures proper seal and functioning of the fire extinguisher – Compatible with specific gauges like the Gauge 195 PSI (Small Face) w O-Ring | – No specific cons mentioned on the website – Limited information available on the product’s durability and lifespan | www.megaprecisioncorp.com |
| O Ring Small 3 lbs (China) | O-rings are available in various materials such as NBR, FKM, EPDM, and Silicone. They come in standard and custom sizes, with inside diameters ranging… | – Simple structure and compact installation – Self-sealing effect with no need for periodic adjustment – Static seal can achieve zero leakage – Wide a… | – High starting friction resistance in compression sealing – Prone to accidents like cutting, twisting, and breaking if used improperly – Difficult to… | www.delmalex.com |
| China O-Ring Kits Suppliers – NNK Oil Seal | O-ring kit boxes are comprehensive sets containing various sizes of O-rings, typically made from materials such as NBR (Nitrile), Silicone, FKM, EPDM,… | – Provides a wide range of O-ring sizes for different applications – Made from high-quality materials ensuring superior sealing performance – Enhances… | – May not be suitable for safety-critical applications without premium quality ass… – Storage and organization can be complex due to the variety of… | www.nokcn-seals.com |
| O-Rings, Rubber Seals – Best China Manufacturer & … | Savvy manufactures a wide range of o-rings, including traditional standard o-rings, encapsulated o-rings, backup-rings, and x-rings. The o-rings can b… | – High-temperature and FDA food grade options available – Wide range of materials to suit different working conditions – Low mold/tooling cost for cus… | – Low hardness o-rings are prone to peeling, installation damage, extrusion, and p… – High hardness o-rings can be inconvenient to install – Specifi… | savvyrubber.com |
| Wholesale tiny o rings with Good Price | The world’s smallest O-ring, created by KEF America, has an inner diameter (ID) of 0.002 inches (0.05 mm) and a cross-section (CS) of 0.002 inches (0…. | – Extremely small size, making them suitable for miniature applications. – High precision and accuracy in sealing small gaps and spaces. – Can be used… | – Due to their tiny size, handling and installation can be challenging. – May require specialized tools for proper placement and sealing. – Limited av… | www.hbmichu.com |
| O-Rings | China – Products | Parker NA | ||
| China Custom Small O Ring Manufacturers Suppliers … | www.hskseal.com | |||
| Top 10 O-ring Manufacturers and Suppliers in China (2024) | Hongju produces high-quality silicone rubber O-rings and high-temperature O-ring seals. These O-rings are used in various applications such as engines… | – High-quality silicone rubber O-rings with strong resistance to water, oil, and h… – Customization capabilities to meet specific customer requireme… | – Importing from China may involve longer shipping times – Factory inspections may be limited due to epidemic restrictions, with online ins… | hongjusilicone.com |
| Micro Rubber Small O-RINGS FFKM FKM HNBR NBR EPDM … | www.bodiseals.com |
Frequently Asked Questions (FAQs)
Frequently Asked Questions About Tiny O-Ring Factories in China
What materials are commonly used to make O-rings in Chinese factories?
Chinese O-ring factories often use a variety of materials, including Nitrile (NBR), Fluorinated Rubber (FKM or Viton), Ethylene Propylene Diene Monomer (EPDM), and Silicone. Each material has its own unique properties and is suited for different applications, such as resistance to chemicals, high temperatures, or specific industrial uses.
Can I customize the size and material of my O-rings?
Yes, you can customize the size and material of your O-rings. Many Chinese manufacturers, like Dongguan Hongju Silicone Rubber Products Co., Ltd. and Savvy Rubber, offer OEM and ODM services, allowing you to provide your own design drawings or specifications for custom-made O-rings. They can produce O-rings in various sizes, including both standard and metric sizes, and in different materials to meet your specific needs.
What is the typical minimum order quantity (MOQ) for O-rings from Chinese factories?
The minimum order quantity (MOQ) for O-rings can vary depending on the manufacturer. Some factories have relatively low MOQs, such as 10-100 pieces, while others may require larger orders, typically ranging from 500 to 50,000 pieces. It’s always a good idea to check with the specific manufacturer you’re interested in to find out their MOQ requirements.
How do Chinese O-ring manufacturers ensure quality and reliability?
Chinese O-ring manufacturers often adhere to strict quality control standards. Many are certified with ISO 9001, ISO 13485, and other international standards. They use high-quality raw materials, precision molds, and both manual and machine testing to ensure the accuracy and reliability of their products. Additionally, some manufacturers offer free samples for testing before placing a larger order.
What is the typical turnaround time for manufacturing and shipping O-rings from China?
The turnaround time for manufacturing and shipping O-rings from China can vary, but it generally does not take long. Production times are usually a few days to a few weeks, depending on the complexity of the order and the manufacturer’s workload. Shipping times can range from a few days for air freight to several weeks for sea freight. Manufacturers often provide detailed estimates based on your specific requirements.