Why Rubber and Silicone Are Essential for Your Project

In today’s industries, choosing the right material can make or break a project. From 
automotive systems to outdoor electronics, durability, resilience, and performance 
under harsh conditions are critical. In this post, we explore why rubber and silicone are 
cornerstone materials in high-demand applications, and how different elastomers bring 
unique advantages to challenging environments.  

Silicone vs. Temperature: Flexibility in Extreme Conditions

Silicone is a synthetic polymer made from oxygen and silicon. Unlike most common rubbers, it retains its flexibility at extreme temperatures—ranging from -76 °F to 446 °F. This makes it an exceptional material for high-stakes environments such as aerospace, medical devices, and renewable energy systems, where thermal stability is non-negotiable. 
Beyond its thermal resilience, silicone also resists chemicals, saltwater, and UV  exposure. These properties make it an excellent material for marine equipment, solar panel systems, outdoor electronics, and weather-exposed seals.

EPDM: Built to Last 

EPDM (ethylene propylene diene monomer) rubber is one of the most weather-resistant materials available. It can endure more than 20 years outdoors, standing up to ozone,  UV radiation, and harsh weather. It’s a go-to choice for roofing systems, automotive seals, and outdoor insulation.

NBR: Oil and Fuel Resistant 

Nitrile rubber (NBR) excels in resisting oils and fuels, making it ideal for gaskets, seals, and automotive hoses exposed to gasoline, lubricants, or hydraulic fluids. It ensures reliability even after prolonged contact with harsh substances. 

SBR: The Versatile Workhorse 

SBR (styrene-butadiene rubber) is known for its outstanding resistance to abrasion, tearing, and heat aging. It’s widely used in tires, industrial footwear, and flooring, where durability and cost-effectiveness are essential.

Neoprene: Naturally Self-Extinguishing 

Unlike most elastomers, neoprene is self-extinguishing—if exposed to flame and the heat source is removed, it stops burning on its own. This makes it a safe option for electrical components, industrial insulation, and applications requiring flame resistance. 

FKM: Performs Where Others Fail 

FKM (fluoroelastomer) is a high-performance rubber that withstands aggressive acids, hot oils, fuels, organic solvents, and corrosive vapors. In environments where others break down, FKM continues to operate—perfect for aerospace, chemical processing, and high-heat applications.

Final Thoughts 

Whether you're developing a marine device, an automotive component, or an outdoor 
enclosure, understanding the performance of each rubber type empowers you to make 
smarter material choices. Silicone and its elastomer counterparts are not just 
materials—they’re reliable solutions engineered to meet the most demanding technical 
challenges. 

Need help picking the right elastomer for your next product?

Let us guide you through the best options for your application via email: sales2@rubber-mexico.com