EPDM 70 Shore A (Sh) is a versatile synthetic rubber widely used in various industries, particularly in China. Its unique properties, such as excellent weather resistance, flexibility, and durability, make it an essential material for applications ranging from automotive components to roofing systems. Understanding EPDM 70Sh is crucial for manufacturers and engineers looking to enhance product performance and longevity.
This guide will delve into the characteristics, benefits, and applications of EPDM 70Sh, providing readers with a comprehensive understanding of its role in modern manufacturing. We will explore the production processes, quality standards, and market trends specific to China, offering valuable insights for industry professionals.
Readers can expect to learn about the technical specifications of EPDM 70Sh, its competitive advantages over other materials, and best practices for its application. By the end of this guide, you will be equipped with the knowledge to make informed decisions regarding the use of EPDM 70Sh in your projects.
Comprehensive Guide to EPDM 70 Shore A Rubber
Introduction
EPDM 70 Shore A is a synthetic rubber material known for its exceptional durability and versatility. It is widely used across various industries, including automotive, construction, and manufacturing. This guide will delve into the technical features, types, and applications of EPDM 70 Shore A, providing insights into why it is a preferred choice for many applications.
Technical Features of EPDM 70 Shore A
EPDM (Ethylene Propylene Diene Monomer) rubber is renowned for its excellent resistance to environmental factors such as heat, ozone, and weathering. Below is a comparison table highlighting the key technical features of EPDM 70 Shore A.
| Property | Value | Test Method |
|---|---|---|
| Density | 1.30 g/m³ | ISO 1183 |
| Hardness | 70 Shore A | ISO 7619-1 |
| Compression Set | 35% | ISO 815 |
| Elongation at Break | 250% | ISO 37-52 |
| Tear Resistance | 7 N/mm² | ISO 37-52 |
| Working Temperature | -40°C to +100°C | |
| Ozone Resistance | Good | ISO 1431 |
| Weather Resistance | Good | |
| Oil Resistance | Not resistant | |
| Acid Resistance | Resistant | |
| Strong Bases Resistance | Good |
Types of EPDM 70 Shore A
EPDM 70 Shore A comes in various forms, each tailored for specific applications. The following table outlines the different types of EPDM products available in the market.
| Type | Description | Applications |
|---|---|---|
| O-Rings | Circular seals used to prevent leakage | Automotive, plumbing, and industrial uses |
| Gaskets | Flat seals that fill space between two or more parts | HVAC systems, automotive, and machinery |
| Sheets and Rolls | Flexible sheets for various applications | Roofing, insulation, and automotive parts |
| Custom Molded Parts | Tailored components for specific needs | Industrial machinery and automotive parts |
| Tubing | Hollow tubes for fluid transport | Automotive and washing machines |
Applications of EPDM 70 Shore A
EPDM 70 Shore A is utilized in a wide range of applications due to its unique properties. Here are some common uses:
- Automotive Industry: EPDM is extensively used for gaskets, seals, and weather stripping in vehicles. Its resistance to heat and ozone makes it ideal for automotive applications.
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Construction: In the construction sector, EPDM is used for roofing membranes and sealing materials. Its durability ensures long-lasting performance in outdoor environments.
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Electrical Insulation: EPDM’s excellent electrical insulation properties make it suitable for use in electrical components and devices.
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Industrial Applications: EPDM is used in various industrial applications, including conveyor belts, hoses, and tubing, due to its high tensile strength and resistance to abrasion.
- Medical Devices: EPDM is also used in the medical field for components that require flexibility and durability, such as seals and gaskets in medical devices.
Advantages of EPDM 70 Shore A
EPDM 70 Shore A offers numerous advantages, making it a popular choice across various industries:
– Durability: Its resistance to weathering, ozone, and UV rays ensures a long service life.
– Flexibility: EPDM maintains its elasticity even in extreme temperatures, making it suitable for various applications.
– Chemical Resistance: It is resistant to many chemicals, making it ideal for industrial use.
– Low Maintenance: EPDM products require minimal maintenance, reducing overall costs.
Conclusion
EPDM 70 Shore A is a versatile and durable material that meets the demands of various industries. Its excellent resistance to environmental factors, combined with its flexibility and chemical resistance, makes it an ideal choice for applications ranging from automotive to construction. Companies like Fobrubber, Gufero, NordicFoam, HellermannTyton, and Texim offer a wide range of EPDM products tailored to meet specific needs.
FAQs
1. What is EPDM 70 Shore A?
EPDM 70 Shore A is a synthetic rubber known for its excellent resistance to heat, ozone, and weathering, making it suitable for various applications.
2. What are the main applications of EPDM 70 Shore A?
It is commonly used in the automotive industry for seals and gaskets, in construction for roofing membranes, and in electrical insulation.
3. How does EPDM 70 Shore A compare to other rubber materials?
EPDM offers superior resistance to environmental factors compared to many other rubber materials, making it more durable for outdoor applications.
4. Can EPDM 70 Shore A be customized?
Yes, many manufacturers offer customization options for EPDM products to meet specific requirements for various applications.
5. Where can I purchase EPDM 70 Shore A products?
You can find EPDM 70 Shore A products from suppliers like Fobrubber, Gufero, NordicFoam, HellermannTyton, and Texim.