Are you curious about where to find the best nitrile Buna N products in China? With so many factories claiming to offer top-quality materials, it can be overwhelming to choose the right one. In this article, we’ll explore the leading manufacturers, highlighting their strengths and what sets them apart.
NBR O-Rings, Buna-N / Nitrile O-Rings – China Manufacturer – Savvy
Product Details: NBR O-Rings, also known as Nitrile O-Rings, Buna-N O-Rings, or Perbunan O-Rings, are widely used rubber o-rings made from a copolymer of acrylonitrile and butadiene. They have a temperature range of -40 °C to 120 °C, a durometer hardness range of Shore A 40-90, and are available in various sizes and colors.
Pros:
– Good mechanical properties
– Excellent abrasion and heat resistance
– Compatible with fuel, oil, and gasoline
Cons:
– Not suitable for polar solvents like ketones and ozone
– Limited performance in extreme weather conditions
Buna-N Nitril O RINGS – Ningbo Kaxite Sealing Materials Co., Ltd.
Product Details: Buna-N Nitril O RINGS offer excellent sealing properties and mechanical properties with low cost. They are resistant to common lubricants and recommended for crude oil, gasoline, propane, petroleum oils, and water. Used in engines, gearboxes, aircraft pumps, and common water applications.
Pros:
– Good resistance to petroleum greases, mineral oils, and vegetable oils
– Good chemical compatibility and resistance
– Good abrasion and wear resistance
– Good compression set resistance
– Good oil resistance
Cons:
– Limited resistance to ozone, sunlight, and weathering
– Not suitable for strong acids, aircraft or automobile brake systems, or ketones
Nitrile NBR Buna-N 70 O-Rings Manufacturers and Suppliers China …
Product Details: Nitrile/NBR/Buna-N 70 O-Rings, Material: NBR (Nitrile Rubber/Buna-N), Hardness: 50~90 Shore A, Generally 70, Color: Generally Black, Size: AS568, GB/T 3452.1, Metric Standard, Temperature Range: -55~100 ℃
Pros:
– Excellent oil resistance
– Good abrasion resistance
– Good mechanical properties
– Effective gas seal
Cons:
– Limited temperature range
– Potential for degradation over time
Buna-N(NBR/Nitrile )O-rings-best HNBR O-Rings oem-Lanhe Seals
Product Details: Buna-N (NBR/Nitrile) O-rings, Commodity ID: LH2023-01, Hardness: 70 Shore A, Temperature Range: -25℃ to -120℃, Cure System: Sulfur-Cured and Peroxide-Cured.
Pros:
– Highly durable and can withstand harsh environmental conditions.
– Excellent oil and fuel resistance, suitable for automotive and manufacturing ind…
Cons:
– Sulfur-cured compounds may harden at high temperatures.
– Peroxide-cured nitrile O-rings are more expensive and difficult to process.
China NBR o-rings 60shore-A 70shore-A 90shore-A orings Manufacturers …
China Best Nitrile Buna-N O RINGS Suppliers and Manufacturers …
Product Details: Nitrile (Buna-N) O RINGS are suitable for fuel injector applications, offering excellent fuel resistance, abrasion resistance, and good rebound resistance. They operate within a temperature range of -40°F to 250°F (-40°C to 121°C) and have a standard hardness of 70 Shore A.
Pros:
– Resistant to a wide range of substances including air, alcohols, and hydraulic f…
– Good mechanical properties and cost-effective.
Cons:
– Poor resistance to weathering, sunlight, and ozone.
– Not suitable for use with brake fluids and acetones.
NBR Gasket Nitrile Buna-N Washer Fabricantes y proveedores China …
Product Details: Junta NBR Nitrilo Arandela Buna-N, Color: Negro o cualquier otro color según las necesidades del cliente, Dureza: Shore A 30-100, Forma: Redondo, Rectángulo, Cuadrado o según lo requiera el cliente, Garantía: 12 meses.
Pros:
– Amplia variedad de materiales de goma disponibles.
– Resistencia al aceite, ácido y álcali, calor y envejecimiento.
Cons:
– Información sobre precios no disponible.
– No se especifican limitaciones de uso.
Buna-N (NBR): What is it and When to Use it – Techno Ad
Product Details: Buna-N (NBR) is a synthetic copolymer made of acrylonitrile and butadiene, known for its high resistance to oils, fuels, and chemicals. It is customizable for various applications including automotive, marine, and aeronautical systems.
Pros:
– Excellent resistance to petroleum-based fuels and oils.
– High tensile strength and abrasion resistance.
Cons:
– Susceptible to ozone, ketones, and strong acids.
– Less flexible compared to other rubbers.
Material Data Sheet | Nitrile (“Buna-N”) – Legacy Rubber
Product Details: Nitrile (“Buna-N”) is an oil resistant polymer with low compression set, high abrasion resistance, and high tensile strength. It has good resistance to solvents, oil, water, and hydraulic fluids.
Pros:
– Excellent adhesion to metals
– Good to excellent oil resistance
– High abrasion resistance
– Good resilience and rebound
– Wide tensile range (200 – 3000 P.S.I)
Cons:
– Poor flexibility
– Poor resistance to ozone, sunlight, temperature, and weather
Custom Nitrile Gasket & Buna n Seal from China, Nitrile Gasket & Buna N …
Product Details: Nitrile Gasket, also known as Buna N Gasket & NBR Rubber Gasket, made from Butadiene and Acrylonitrile. It offers excellent oil resistance, good wear resistance, and compatibility with polar materials.
Pros:
– Excellent oil resistance, better than natural rubber and neoprene.
– Good wear resistance and high tensile strength.
Cons:
– Poor resistance to ozone, sunlight, and weather.
– Not suitable for exposure to aromatic solvents and halogenated hydrocarbons.
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| NBR O-Rings, Buna-N / Nitrile O-Rings – China Manufacturer – Savvy | NBR O-Rings, also known as Nitrile O-Rings, Buna-N O-Rings, or Perbunan O-Rings, are widely used rubber o-rings made from a copolymer of acrylonitrile… | – Good mechanical properties – Excellent abrasion and heat resistance – Compatible with fuel, oil, and gasoline | – Not suitable for polar solvents like ketones and ozone – Limited performance in extreme weather conditions | savvyrubber.com |
| Buna-N Nitril O RINGS – Ningbo Kaxite Sealing Materials Co., Ltd. | Buna-N Nitril O RINGS offer excellent sealing properties and mechanical properties with low cost. They are resistant to common lubricants and recommen… | – Good resistance to petroleum greases, mineral oils, and vegetable oils – Good chemical compatibility and resistance – Good abrasion and wear resista… | – Limited resistance to ozone, sunlight, and weathering – Not suitable for strong acids, aircraft or automobile brake systems, or ketones | www.seal-china.com |
| Nitrile NBR Buna-N 70 O-Rings Manufacturers and Suppliers China … | Nitrile/NBR/Buna-N 70 O-Rings, Material: NBR (Nitrile Rubber/Buna-N), Hardness: 50~90 Shore A, Generally 70, Color: Generally Black, Size: AS568, GB/T… | – Excellent oil resistance – Good abrasion resistance – Good mechanical properties – Effective gas seal | – Limited temperature range – Potential for degradation over time | www.qlrubber.com |
| Buna-N(NBR/Nitrile )O-rings-best HNBR O-Rings oem-Lanhe Seals | Buna-N (NBR/Nitrile) O-rings, Commodity ID: LH2023-01, Hardness: 70 Shore A, Temperature Range: -25℃ to -120℃, Cure System: Sulfur-Cured and Peroxide-… | – Highly durable and can withstand harsh environmental conditions. – Excellent oil and fuel resistance, suitable for automotive and manufacturing ind…. | – Sulfur-cured compounds may harden at high temperatures. – Peroxide-cured nitrile O-rings are more expensive and difficult to process. | www.lanhechina.cn |
| China NBR o-rings 60shore-A 70shore-A 90shore-A orings Manufacturers … | www.bodiseals.com | |||
| China Best Nitrile Buna-N O RINGS Suppliers and Manufacturers … | Nitrile (Buna-N) O RINGS are suitable for fuel injector applications, offering excellent fuel resistance, abrasion resistance, and good rebound resist… | – Resistant to a wide range of substances including air, alcohols, and hydraulic f… – Good mechanical properties and cost-effective. | – Poor resistance to weathering, sunlight, and ozone. – Not suitable for use with brake fluids and acetones. | www.sealsmanufacturer.com |
| NBR Gasket Nitrile Buna-N Washer Fabricantes y proveedores China … | Junta NBR Nitrilo Arandela Buna-N, Color: Negro o cualquier otro color según las necesidades del cliente, Dureza: Shore A 30-100, Forma: Redondo, Rect… | – Amplia variedad de materiales de goma disponibles. – Resistencia al aceite, ácido y álcali, calor y envejecimiento. | – Información sobre precios no disponible. – No se especifican limitaciones de uso. | www.svks-oilseal.com |
| Buna-N (NBR): What is it and When to Use it – Techno Ad | Buna-N (NBR) is a synthetic copolymer made of acrylonitrile and butadiene, known for its high resistance to oils, fuels, and chemicals. It is customiz… | – Excellent resistance to petroleum-based fuels and oils. – High tensile strength and abrasion resistance. | – Susceptible to ozone, ketones, and strong acids. – Less flexible compared to other rubbers. | www.technoad.com |
| Material Data Sheet | Nitrile (“Buna-N”) – Legacy Rubber | Nitrile (“Buna-N”) is an oil resistant polymer with low compression set, high abrasion resistance, and high tensile strength. It has good resistance t… | – Excellent adhesion to metals – Good to excellent oil resistance – High abrasion resistance – Good resilience and rebound – Wide tensile range (200 –… | – Poor flexibility – Poor resistance to ozone, sunlight, temperature, and weather |
| Custom Nitrile Gasket & Buna n Seal from China, Nitrile Gasket & Buna N … | Nitrile Gasket, also known as Buna N Gasket & NBR Rubber Gasket, made from Butadiene and Acrylonitrile. It offers excellent oil resistance, good wear… | – Excellent oil resistance, better than natural rubber and neoprene. – Good wear resistance and high tensile strength. | – Poor resistance to ozone, sunlight, and weather. – Not suitable for exposure to aromatic solvents and halogenated hydrocarbons. | www.better-silicone.com |
Frequently Asked Questions (FAQs)
What is nitrile buna N, and why is it important?
Nitrile buna N, also known as NBR, is a synthetic rubber that offers excellent resistance to oils, fuels, and chemicals. It’s widely used in manufacturing seals, gaskets, and hoses, making it crucial for industries like automotive and aerospace. Its durability and flexibility make it a preferred choice for many applications.
Where are the major nitrile buna N factories located in China?
China has several major nitrile buna N factories, primarily located in regions like Jiangsu, Zhejiang, and Guangdong. These areas are known for their robust chemical manufacturing infrastructure, making them ideal for producing high-quality nitrile rubber.
What are the quality standards for nitrile buna N produced in China?
Nitrile buna N produced in China typically meets international quality standards such as ISO 9001 and ASTM specifications. Manufacturers often conduct rigorous testing to ensure their products are reliable and meet the specific needs of various industries.
How can I ensure I’m sourcing from a reputable nitrile buna N factory?
To source from a reputable factory, research their certifications, customer reviews, and production capabilities. It’s also helpful to request samples and visit the facility if possible. Building a relationship with the supplier can further ensure quality and reliability.
What are the common applications of nitrile buna N?
Nitrile buna N is commonly used in automotive parts, industrial seals, gaskets, and medical devices. Its resistance to oil and chemicals makes it ideal for applications in harsh environments, ensuring longevity and performance in various products.