EPDM (ethylene propylene diene monomer) is a popular choice for gaskets used in aluminum profiles in various applications such as windows, doors, curtain walls, and other architectural elements. Here’s why EPDM is often chosen for this purpose:

1. Excellent Sealing Properties: EPDM exhibits outstanding sealing properties, creating a tight and durable seal between aluminum profiles. This helps prevent the infiltration of water, air, dust, and noise, contributing to improved energy efficiency, indoor comfort, and acoustic performance.

2. Weather Resistance: EPDM is highly resistant to weathering, UV radiation, ozone exposure, and extreme temperatures. This makes it well-suited for outdoor applications where gaskets are exposed to harsh environmental conditions without deteriorating or losing their sealing effectiveness over time.

3. Flexibility and Elasticity: EPDM rubber is inherently flexible and elastic, allowing it to conform to irregular surfaces and accommodate movements and expansions within the aluminum profiles. This flexibility helps maintain a consistent seal and prevents leakage, even under dynamic conditions.

4. Durability and Longevity: EPDM gaskets have a proven track record of durability and longevity, with a service life that can span many years without significant degradation. This reduces the need for frequent maintenance or replacement, contributing to cost savings and prolonged performance.

5. Chemical Resistance: EPDM is resistant to a wide range of chemicals, including acids, alkalis, and solvents, which may be encountered in various environments. This chemical resistance ensures that the gaskets remain intact and functional in diverse applications without being adversely affected by exposure to different substances.

6. Ease of Fabrication and Installation: EPDM gaskets can be easily fabricated into different shapes and sizes to fit specific aluminum profile designs and assembly requirements. They are also straightforward to install, either through compression or adhesive bonding, which helps streamline the manufacturing and construction processes.

Overall, EPDM is a versatile and reliable material choice for gaskets used in aluminum profiles, offering a combination of sealing performance, weather resistance, durability, and ease of installation that meets the demanding requirements of modern construction projects.