EPDM 4570, a type of ethylene propylene diene monomer rubber, plays a crucial role in various industries, particularly in China. Its unique properties, such as excellent weather resistance and durability, make it an essential material for applications ranging from automotive to construction. Understanding EPDM 4570 is vital for manufacturers and engineers looking to enhance product performance and longevity.
In this comprehensive guide, readers will explore the characteristics, production processes, and applications of EPDM 4570. We will delve into its advantages over other materials, providing insights into why it is increasingly favored in the market. Additionally, the guide will cover the latest trends and innovations in EPDM technology, equipping readers with the knowledge to make informed decisions.
By the end of this guide, readers will have a thorough understanding of EPDM 4570, including its benefits, challenges, and future prospects in the Chinese market. Whether you are a seasoned professional or new to the field, this resource will serve as a valuable reference for navigating the complexities of EPDM rubber and its applications.
Comprehensive Guide to Dow Nordel® IP 4570 EPDM Hydrocarbon Rubber
Introduction
Dow Nordel® IP 4570 is an amorphous ethylene-propylene-diene terpolymer (EPDM) grade designed for extruded applications. It is ideally suited for dense extruded profiles, coolant hoses, and general-purpose moldings. The combination of high viscosity and low crystallinity allows for a good balance of processability, extensibility, low-temperature properties, and performance. This product supports the global transition to a low-carbon economy.
Technical Features of Dow Nordel® IP 4570
Dow Nordel® IP 4570 offers a range of technical features that make it a preferred choice in various applications. Below is a comparison table highlighting its key properties:
| Property | Metric | English | Comments |
|---|---|---|---|
| Density | 0.860 g/cc | 0.0311 lb/in³ | ASTM D297 |
| Volatiles | <= 0.40 % | <= 0.40 % | Total Volatiles; DuPont Dow PQ-E-007 |
| Mooney Viscosity | 70 | 70 | @Temperature 125 °C; ASTM D1646 |
| Ash | <= 0.10 % | <= 0.10 % | ASTM D5667 |
| ENB (Ethylidene Norbornene) | 5 mass% | – | ASTM D6047 |
| Ethylene | 50 mass% | – | ASTM D3900 |
| Propylene | 45 mass% | – | ASTM D3900 |
| Molecular Weight Distribution | Medium | – | DuPont Dow PQ-E-034 and 036 |
| Residual Transition Metal | Max 10 ppm | – | DuPont Dow |
Differences in Types of EPDM
EPDM rubber comes in various grades, each tailored for specific applications. Below is a comparison table of different types of EPDM, including Dow Nordel® IP 4570:
| Type | Key Features | Applications |
|---|---|---|
| Dow Nordel® IP 4570 | High viscosity, low crystallinity | Extruded profiles, coolant hoses |
| Standard EPDM | General-purpose, moderate viscosity | Automotive seals, roofing membranes |
| High-Temperature EPDM | Enhanced thermal stability | Automotive parts, industrial applications |
| Low-Temperature EPDM | Excellent flexibility at low temperatures | Cold weather applications |
| Reinforced EPDM | Added strength and durability | Heavy-duty applications, gaskets |
Applications of Dow Nordel® IP 4570
Dow Nordel® IP 4570 is versatile and can be used in various applications, including:
– Extruded Profiles: Ideal for weatherstrips and seals in automotive and construction industries.
– Automotive Hoses: Suitable for coolant hoses and general-purpose tubing.
– Molded Parts: Used in manufacturing molded automotive parts, including profile gaskets.
Advantages of Using Dow Nordel® IP 4570
The advantages of using Dow Nordel® IP 4570 include:
– Processability: Its high viscosity allows for easy processing during manufacturing.
– Extensibility: Offers excellent elongation properties, making it suitable for dynamic applications.
– Low-Temperature Performance: Maintains flexibility and performance even in cold conditions.
– Sustainability: Supports the transition to a low-carbon economy, aligning with global sustainability goals.
Conclusion
Dow Nordel® IP 4570 EPDM Hydrocarbon Rubber is a high-performance material that meets the demands of various industries. Its unique properties, such as high viscosity and low crystallinity, make it an excellent choice for extruded applications, automotive parts, and molded components. With its commitment to sustainability, Dow continues to innovate and provide materials that support a greener future.
FAQs
1. What is Dow Nordel® IP 4570 used for?
Dow Nordel® IP 4570 is primarily used for extruded profiles, coolant hoses, and general-purpose moldings in automotive and construction applications.
2. How does Dow Nordel® IP 4570 compare to standard EPDM?
Dow Nordel® IP 4570 has higher viscosity and lower crystallinity, making it more suitable for demanding applications compared to standard EPDM.
3. What are the key properties of Dow Nordel® IP 4570?
Key properties include a density of 0.860 g/cc, Mooney viscosity of 70, and excellent low-temperature performance.
4. Where can I find more information about Dow Nordel® IP 4570?
You can find more information on websites like www.lookpolymers.com and www.dow.com.
5. Is Dow Nordel® IP 4570 environmentally friendly?
Yes, it supports the global transition to a low-carbon economy, making it a sustainable choice for various applications.