Are you curious about the best factories producing acrylonitrile-butadiene rubber in China? This versatile material is essential in various industries, from automotive to consumer goods. In this article, we’ll explore the top manufacturers, highlighting their unique properties and what sets them apart. Let’s dive in!
Tribological behaviour of acrylonitrile-butadiene rubber under thermal …
Product Details: Acrylonitrile–butadiene rubber (NBR) is used in dynamic sealing pairs and is evaluated for its mechanical properties, tribological behavior, and energy dissipation under thermal oxidation aging.
Pros:
– Good mechanical properties when not aged.
– Useful in dynamic sealing applications.
Cons:
– Degrades prematurely due to thermal oxidation aging.
– Mechanical properties significantly reduced with aging.
Mechanical and tribological properties of acrylonitrile-butadiene …
Product Details: Acrylonitrile–butadiene rubber (NBR) composites filled with expanded graphite (EG) and carbon black (CB) for improved mechanical and tribological properties.
Pros:
– Enhanced mechanical properties and wear resistance due to the addition of EG.
– Lower coefficient of friction (COF) and specific wear rate (_W_s) with better gr…
Cons:
– High loading of graphite can lead to agglomerates and poor dispersion.
– Limited wear resistance of pure rubber without fillers.
acrylonitrile-butadiene rubber – ChemicalBook
Product Details: Acrylonitrile-butadiene rubber (NBR) is a copolymer of butadiene and acrylonitrile, known for its excellent resistance to oils and solvents. It is produced in varying ratios of acrylonitrile and butadiene, with applications in gasoline hoses, fuel pumps, gaskets, seals, and oil-resistant soles for safety work shoes.
Pros:
– Excellent resistance to oils and solvents
– Good balance of low creep, resilience, and abrasion resistance
Cons:
– Not resistant to strong oxidizing chemicals like nitric acid
– Inferior tear resistance compared to natural rubber
Preparation and properties of aramid pulp/acrylonitrile-butadiene …
Product Details: Aramid pulp (AP) reinforced acrylonitrile-butadiene rubber (NBR) composites, developed to improve mechanical properties and wear resistance.
Pros:
– Significantly improves hardness, modulus, and tear strength of composites.
– Enhances wear resistance and reduces swelling properties.
Cons:
– Tensile strength may initially decrease with low AP content.
– Complex procedures and high costs may limit practical applications.
The structure and properties of mechanochemically modified …
Product Details: Mechanochemically modified acrylonitrile butadiene rubber (NBR)/poly (vinyl chloride) (PVC) composites, specifically waste NBR/PVC composites powders (WNPP) that can replace fresh NBR.
Pros:
– High degree of desulfurization and transformation of cross-linked chains into fr…
– Improved mechanical properties of reclaimed products with a strain of up to 707%…
Cons:
– Heterogeneity due to residual crosslinked network and infusible PVC affecting co…
– Potential challenges in recycling methods for waste NBR/PVC composites.
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Journal of Applied Polymer Science | Wiley Online Library
Product Details: Insufficient information available.
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Mechanical and tribological properties of acrylonitrile-butadiene …
Product Details: Mechanical and tribological properties of acrylonitrile-butadiene rubber filled with graphite and carbon black.
Pros:
– Nanocomposites showed better mechanical properties and wear resistance.
– Graphite lubricant film can reduce friction coefficient and wear rate.
Cons:
– The effect of load and sliding speed on friction and wear is significant.
– Requires careful dispersion of graphite for optimal performance.
Product Details: Nitrile Rubber (NBR, Acrylonitrile-Butadiene Rubber) is a copolymer of butadiene and acrylonitrile, with acrylonitrile content ranging from 18-50%. It offers high hardness, strength, abrasion resistance, heat resistance, and oil/fuel resistance, but lower resilience and low temperature flexibility. It is generally damaged by ozone, chlorinated solvents, ketones, aldehydes, esters, and nitrogen-containing solvents.
Pros:
– High hardness and strength
– Excellent abrasion and heat resistance
– Good oil and fuel resistance
Cons:
– Lower resilience
– Poor low temperature flexibility
– Susceptible to ozone and certain solvents
Enhanced hydrogen gas barrier properties in highly filled acrylonitrile …
Product Details: Highly filled NBR materials with a constant loading of reinforcing carbon black (75 phr) and an additional functionalized high aspect ratio filler (amino-functionalized talc).
Pros:
– Increased tensile and storage modulus with the addition of talc filler.
– Good resistance against damage modes and degradation in high-pressure hydrogen g…
Cons:
– Enhancement of barrier properties against small molecules like hydrogen is not g…
– Challenges in achieving proper filler dispersibility and good filler-matrix inte…
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Tribological behaviour of acrylonitrile-butadiene rubber under thermal … | Acrylonitrile–butadiene rubber (NBR) is used in dynamic sealing pairs and is evaluated for its mechanical properties, tribological behavior, and energ… | – Good mechanical properties when not aged. – Useful in dynamic sealing applications. | – Degrades prematurely due to thermal oxidation aging. – Mechanical properties significantly reduced with aging. | www.sciencedirect.com |
| Mechanical and tribological properties of acrylonitrile-butadiene … | Acrylonitrile–butadiene rubber (NBR) composites filled with expanded graphite (EG) and carbon black (CB) for improved mechanical and tribological prop… | – Enhanced mechanical properties and wear resistance due to the addition of EG. – Lower coefficient of friction (COF) and specific wear rate (_W_s) wi… | – High loading of graphite can lead to agglomerates and poor dispersion. – Limited wear resistance of pure rubber without fillers. | www.sciencedirect.com |
| acrylonitrile-butadiene rubber – ChemicalBook | Acrylonitrile-butadiene rubber (NBR) is a copolymer of butadiene and acrylonitrile, known for its excellent resistance to oils and solvents. It is pro… | – Excellent resistance to oils and solvents – Good balance of low creep, resilience, and abrasion resistance | – Not resistant to strong oxidizing chemicals like nitric acid – Inferior tear resistance compared to natural rubber | www.chemicalbook.com |
| Preparation and properties of aramid pulp/acrylonitrile-butadiene … | Aramid pulp (AP) reinforced acrylonitrile-butadiene rubber (NBR) composites, developed to improve mechanical properties and wear resistance. | – Significantly improves hardness, modulus, and tear strength of composites. – Enhances wear resistance and reduces swelling properties. | – Tensile strength may initially decrease with low AP content. – Complex procedures and high costs may limit practical applications. | pubs.rsc.org |
| The structure and properties of mechanochemically modified … | Mechanochemically modified acrylonitrile butadiene rubber (NBR)/poly (vinyl chloride) (PVC) composites, specifically waste NBR/PVC composites powders… | – High degree of desulfurization and transformation of cross-linked chains into fr… – Improved mechanical properties of reclaimed products with a st… | – Heterogeneity due to residual crosslinked network and infusible PVC affecting co… – Potential challenges in recycling methods for waste NBR/PVC co… | www.sciencedirect.com |
| Generic product details placeholder | – Generic pro placeholder 1 – Generic pro placeholder 2 | – Generic con placeholder 1 – Generic con placeholder 2 | link.springer.com | |
| Journal of Applied Polymer Science | Wiley Online Library | Insufficient information available. | – Generic pro 1 – Generic pro 2 | – Generic con 1 – Generic con 2 |
| Mechanical and tribological properties of acrylonitrile-butadiene … | Mechanical and tribological properties of acrylonitrile-butadiene rubber filled with graphite and carbon black. | – Nanocomposites showed better mechanical properties and wear resistance. – Graphite lubricant film can reduce friction coefficient and wear rate. | – The effect of load and sliding speed on friction and wear is significant. – Requires careful dispersion of graphite for optimal performance. | www.osti.gov |
| Nitrile Rubber (NBR, Acrylonitrile-Butadiene Rubber) is a copolymer of butadiene and acrylonitrile, with acrylonitrile content ranging from 18-50%. It… | – High hardness and strength – Excellent abrasion and heat resistance – Good oil and fuel resistance | – Lower resilience – Poor low temperature flexibility – Susceptible to ozone and certain solvents | www.lookpolymers.com | |
| Enhanced hydrogen gas barrier properties in highly filled acrylonitrile … | Highly filled NBR materials with a constant loading of reinforcing carbon black (75 phr) and an additional functionalized high aspect ratio filler (am… | – Increased tensile and storage modulus with the addition of talc filler. – Good resistance against damage modes and degradation in high-pressure hydr… | – Enhancement of barrier properties against small molecules like hydrogen is not g… – Challenges in achieving proper filler dispersibility and good… | www.sciencedirect.com |
Frequently Asked Questions (FAQs)
What are the key properties of acrylonitrile-butadiene rubber (NBR)?
Acrylonitrile-butadiene rubber is known for its excellent resistance to oils, fuels, and chemicals. It also offers good abrasion resistance and flexibility, making it suitable for various applications, including seals, gaskets, and hoses. Its temperature range is typically from -40°C to 100°C, ensuring durability in diverse environments.
How is NBR produced in factories in China?
In China, NBR is produced through a polymerization process that combines acrylonitrile and butadiene. Factories utilize advanced technology and equipment to ensure high-quality production. The process involves careful control of temperature and pressure to achieve the desired properties of the rubber.
What industries commonly use acrylonitrile-butadiene rubber?
NBR is widely used in the automotive, aerospace, and oil industries. Its properties make it ideal for manufacturing fuel hoses, seals, and gaskets. Additionally, it is used in the production of various consumer goods, such as gloves and footwear, due to its durability and flexibility.
Are there any environmental concerns related to NBR production?
Yes, like many industrial processes, NBR production can have environmental impacts, including emissions and waste. However, many factories in China are adopting greener practices and technologies to minimize their footprint. It’s essential to choose manufacturers committed to sustainable practices and compliance with environmental regulations.
How can I ensure the quality of NBR products from Chinese factories?
To ensure quality, look for manufacturers with certifications like ISO 9001. Request samples to evaluate the material’s properties and performance. Additionally, consider working with suppliers who have a good reputation and positive reviews from other customers, as this can indicate reliability and quality assurance.