Welcome to our in-depth guide on NBR 70 in China, a crucial topic that delves into the significance of this material in various industries. NBR, or nitrile butadiene rubber, is renowned for its excellent resistance to oils, fuels, and chemicals, making it indispensable in manufacturing and engineering sectors.
In this guide, readers will explore the properties, applications, and benefits of NBR 70. We will also discuss its role in enhancing product performance and safety, particularly in automotive, aerospace, and industrial applications.
Additionally, we will examine the production processes and quality standards that govern NBR 70 in China. Understanding these aspects will provide valuable insights into the material’s reliability and its impact on global supply chains.
By the end of this guide, readers will have a comprehensive understanding of NBR 70, its market dynamics, and its future trends in China. This knowledge will empower professionals and enthusiasts alike to make informed decisions in their respective fields.
Comprehensive Guide to Nitrile NBR Buna-N 70 O-Rings
Nitrile NBR Buna-N 70 O-Rings are essential components in various industrial applications due to their excellent mechanical properties and resistance to oils and fuels. These O-rings are widely used in automotive, aerospace, and manufacturing industries, providing reliable sealing solutions. This guide will delve into the technical features, types, and applications of NBR 70 O-Rings, offering insights into their performance and benefits.
Technical Features of Nitrile NBR Buna-N 70 O-Rings
NBR O-Rings are known for their durability and versatility. Below is a comparison table highlighting the key technical features of NBR Buna-N 70 O-Rings:
| Feature | Description |
|---|---|
| Material | Nitrile Rubber (Buna-N) |
| Hardness | 70 Shore A |
| Color | Generally Black |
| Size Standards | AS568, GB/T 3452.1, Metric Standard |
| Temperature Range | -55°C to 100°C (-67°F to 212°F) |
| Oil Resistance | Excellent resistance to petroleum-based oils and fuels |
| Mechanical Properties | High tensile strength, elongation, and abrasion resistance |
| Applications | Automotive, aerospace, oil and gas, manufacturing |
These features make NBR Buna-N 70 O-Rings suitable for a wide range of applications, ensuring effective sealing under various conditions.
Types of Nitrile O-Rings
Nitrile O-Rings come in different formulations and specifications, each tailored for specific applications. Below is a comparison table of the different types of NBR O-Rings:
| Type | Description | Applications |
|---|---|---|
| Standard NBR 70 | General-purpose O-Ring with good oil resistance | Automotive, general industrial use |
| High-Temperature NBR | Formulated for high-temperature applications | Aerospace, high-performance engines |
| Low-Temperature NBR | Suitable for low-temperature environments | Refrigeration, cryogenic applications |
| FKM/NBR Blends | Enhanced chemical resistance and temperature stability | Chemical processing, oil and gas |
| Custom Formulations | Tailored to specific requirements (e.g., color, size) | Specialized industrial applications |
Each type of NBR O-Ring is designed to meet specific performance criteria, ensuring optimal functionality in various environments.
Applications of Nitrile NBR Buna-N 70 O-Rings
NBR O-Rings are utilized across multiple industries due to their robust properties. Here are some common applications:
- Automotive Industry: Used in fuel systems, oil seals, and gaskets, NBR O-Rings provide reliable sealing against oils and fuels.
- Aerospace: High-performance NBR O-Rings are essential in aircraft systems, ensuring safety and reliability under extreme conditions.
- Oil and Gas: NBR O-Rings are critical in drilling equipment and pipelines, offering resistance to harsh chemicals and high pressures.
- Manufacturing: Used in machinery and equipment, NBR O-Rings help maintain operational efficiency by preventing leaks.
Conclusion
Nitrile NBR Buna-N 70 O-Rings are vital components in various industrial applications, offering excellent oil resistance, mechanical properties, and versatility. Their ability to withstand extreme temperatures and pressures makes them suitable for a wide range of uses, from automotive to aerospace. As a leading manufacturer, companies like Qianlang (www.qlrubber.com) and Chaoyue Rubber (www.chaoyuerubber.com) provide high-quality NBR O-Rings tailored to meet specific industry needs. For those seeking a reliable sealing solution, NBR O-Rings are an excellent choice.
FAQs
1. What is the hardness of NBR Buna-N 70 O-Rings?
NBR Buna-N 70 O-Rings have a hardness of 70 Shore A, making them suitable for various sealing applications.
2. What temperature range can NBR O-Rings withstand?
NBR O-Rings can operate effectively in temperatures ranging from -55°C to 100°C (-67°F to 212°F).
3. Are NBR O-Rings resistant to oils?
Yes, NBR O-Rings exhibit excellent resistance to petroleum-based oils and fuels, making them ideal for automotive and industrial applications.
4. Can NBR O-Rings be customized?
Yes, manufacturers like Qianlang (www.hqlrubber.com) offer customized NBR O-Rings tailored to specific requirements, including size and color.
5. Where can I find NBR O-Rings?
NBR O-Rings are available from various suppliers, including trade platforms like www.tradechina.com and specialized manufacturers like www.eng-tips.com.