Buna N rubber, also known as nitrile rubber, plays a crucial role in various industries, particularly in automotive and manufacturing sectors. Its unique properties, such as resistance to oils and chemicals, make it an essential material for producing seals, gaskets, and hoses. Understanding its significance in China’s market is vital for businesses and professionals involved in rubber production and application.
This guide will delve into the production processes, key manufacturers, and market trends of Buna N rubber in China. Readers can expect to gain insights into the material’s properties, its applications across different industries, and the challenges faced by manufacturers. Additionally, we will explore the future outlook of Buna N rubber in the context of China’s evolving economy.
By the end of this guide, readers will have a comprehensive understanding of Buna N rubber’s importance in China, equipping them with the knowledge to make informed decisions in their respective fields. Whether you are a manufacturer, supplier, or industry enthusiast, this guide will serve as a valuable resource for navigating the complexities of Buna N rubber in the Chinese market.
Comprehensive Guide to Buna N Rubber in China
Introduction
Buna N rubber, also known as Nitrile Butadiene Rubber (NBR), is a synthetic rubber widely used in various industrial applications due to its excellent oil and fuel resistance. In China, several manufacturers specialize in producing Buna N rubber products, including sheets, seals, and gaskets. This guide will explore the technical features, types, and applications of Buna N rubber, providing insights into its significance in various industries.
Technical Features of Buna N Rubber
Buna N rubber is known for its unique properties that make it suitable for demanding applications. Below is a comparison table highlighting its key technical features:
| Feature | Description |
|---|---|
| Temperature Range | -40ºF to 250ºF |
| Tensile Strength | 200 to 3,500 PSI |
| Elongation | 300% to 650% |
| Hardness | 30 to 90 Shore A |
| Density | Approximately 1.0 to 1.5 g/cm³ |
| Chemical Resistance | Excellent resistance to oils, fuels, and solvents |
| Durability | High wear resistance and longevity |
These features make Buna N rubber an ideal choice for applications in automotive, aerospace, and industrial sectors.
Types of Buna N Rubber Products
Buna N rubber is available in various forms, each tailored for specific applications. Below is a comparison table of different types of Buna N rubber products:
| Type | Description | Applications |
|---|---|---|
| Buna N Sheets | Versatile sheets used for gaskets and seals | Automotive, industrial machinery |
| Buna N Seals | Precision-engineered seals for hydraulic systems | Pumps, heavy-duty equipment |
| Buna N O-Rings | Circular seals used to prevent leakage | Engines, pumps, and various sealing applications |
| Buna N Gaskets | Flat seals used to fill space between two surfaces | Flanges, pipes, and machinery |
| Custom Molded Parts | Tailored components for specific applications | Various industrial uses |
These products are manufactured by companies like plas-fab.com, m.king-rubber.com, www.zxzrubber.com, www.lanhechina.cn, and www.better-silicone.com.
Applications of Buna N Rubber
Buna N rubber is utilized in a wide range of applications due to its durability and resistance to harsh environments. Some common applications include:
- Automotive Industry: Used in fuel systems, gaskets, and seals due to its oil resistance.
- Aerospace: Ideal for sealing applications in engines and aircraft components.
- Industrial Machinery: Employed in hydraulic systems and pumps for reliable sealing.
- Consumer Products: Found in various household items requiring durable rubber components.
Differences Between Buna N and Other Rubber Types
Buna N rubber is often compared to other rubber types, such as EPDM and Neoprene. Below is a comparison table highlighting the differences:
| Property | Buna N (NBR) | EPDM | Neoprene |
|---|---|---|---|
| Oil Resistance | Excellent | Poor | Good |
| Weather Resistance | Moderate | Excellent | Good |
| Temperature Range | -40ºF to 250ºF | -40ºF to 300ºF | -40ºF to 200ºF |
| Applications | Automotive, industrial | Automotive, roofing, electrical | Automotive, industrial, and consumer products |
This comparison illustrates the unique advantages of Buna N rubber, particularly in applications requiring oil resistance.
Conclusion
Buna N rubber is a versatile and durable material essential for various industrial applications. Its unique properties, including excellent oil resistance and durability, make it a preferred choice in the automotive, aerospace, and industrial sectors. Manufacturers in China, such as those mentioned, provide a wide range of Buna N rubber products tailored to meet specific needs. Understanding the technical features and applications of Buna N rubber can help industries make informed decisions when selecting materials for their projects.
FAQs
1. What is Buna N rubber?
Buna N rubber, or Nitrile Butadiene Rubber (NBR), is a synthetic rubber known for its excellent oil and fuel resistance, making it suitable for various industrial applications.
2. What are the main applications of Buna N rubber?
Buna N rubber is commonly used in automotive fuel systems, aerospace sealing applications, industrial machinery, and consumer products requiring durable rubber components.
3. How does Buna N rubber compare to EPDM?
Buna N rubber has superior oil resistance compared to EPDM, which excels in weather resistance. Buna N is ideal for applications involving oils and fuels.
4. Can Buna N rubber withstand extreme temperatures?
Yes, Buna N rubber can operate effectively in temperatures ranging from -40ºF to 250ºF, making it suitable for various environments.
5. Where can I find Buna N rubber products in China?
You can find Buna N rubber products from manufacturers like plas-fab.com, m.king-rubber.com, www.zxzrubber.com, www.lanhechina.cn, and www.better-silicone.com.