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Silicone Rubber | High Temperature -35°C to 220°C | FDA Grade

The high-performance silicone you need for high temperature, electrical, and specialized applications. Excellent electrical insulation, chemical resistance, and flexibility in extreme cold. Available in FDA food grade and USP medical grade. Get a quote in 24 hrs!

Silicone Rubber | High Temperature Resistance and High-Performance Electrical Insulator

Looking for a material that withstands extreme temperatures without losing its properties? Silicone rubber is the solution you need. This high-performance synthetic elastomer is recognized for its exceptional high temperature resistance, excellent dielectric properties, and great chemical stability, making it the preferred material for applications where other elastomers fail.

With a wide operating temperature range of -35°C to 220°C, silicone maintains its flexibility in both extreme cold and intense heat, offering superior thermal stability and aging resistance. Additionally, its insulating properties make it ideal for electrical and electronic applications, while its chemical inertness ensures durability in aggressive environments.

Available in special grades: Food Grade (FDA certified for food contact) and Medical Grade (biocompatible and sterilizable). In rolls, sheets, and colors (red, white, and translucent). Need a material for high temperature applications? Read on to discover all the advantages of our silicone rubber.

Silicone Rubber - Everest Group

High-Performance Silicone Rubber Properties

Silicone rubber stands out for its unique properties for demanding applications:

  • Wide temperature range (-35°C to 220°C): Maintains flexibility in extreme cold and mechanical strength in intense heat, ideal for high temperature applications.
  • Excellent heat and thermal aging resistance: Perfect for silicone gaskets in thermal processing equipment and oven seals.
  • Excellent dielectric and insulating properties: Ideal for electrical insulators, cable coatings, and transformer seals.
  • Excellent acid and alkali resistance: Withstands aggressive chemicals, ideal for seals in chemical processing equipment.
  • Good ozone and environmental resistance: Perfect for outdoor and automotive applications.
  • High flexibility at low temperatures: Maintains elasticity even in extreme cold conditions (-35°C).
  • Special grades: Available in FDA food grade and USP medical grade for sanitary applications.

These properties make silicone rubber the indispensable material in the food industry, medical industry, automotive, electrical, and aerospace industries where high-reliability materials are required.

Silicone Rubber Technical Data Sheet

Technical specifications for silicone rubber for high temperature, electrical, and specialized applications

PHYSICAL PROPERTIES
PARAMETER METHOD SPECIFICATIONS
HARDNESS, SHORE A ASTM-D2240 60 - 65
TENSILE STRENGTH, psi ASTM-D412 775 MINIMUM
ELONGATION, % ASTM-D412 250 MINIMUM
TEAR RESISTANCE, KN/m ASTM-D624 14 MINIMUM
OPERATING TEMPERATURE RANGE, °C ASTM-D573 -35 TO 220
CHEMICAL PROPERTIES
SUBSTANCES METHOD SPECIFICATIONS
OZONE RESISTANCE ASTM-D1149 GOOD
ACID AND ALKALI RESISTANCE ASTM-D471 VERY GOOD
HEAT RESISTANCE ASTM-D573 EXCELLENT
DIELECTRIC PROPERTIES ASTM-D149 EXCELLENT
Special Silicone Grades

Food Grade: Certified FDA 21 CFR 177.2600 for food contact. Medical Grade: Certified USP Class VI, biocompatible and sterilizable.

Silicone Rubber Applications | Uses by Industry

Discover the sectors where silicone is the preferred choice for its high temperature resistance and dielectric properties

Food Industry

Food grade silicone rubber is ideal for processing equipment seals, baking molds, and food contact components. FDA certified to guarantee safety in food applications.

Medical & Pharmaceutical

Medical grade silicone is the preferred choice for medical equipment components, sterilization seals, and biocompatible products. Certified USP Class VI for maximum purity.

Electrical Industry

Silicone rubber is ideal for electrical insulators, cable coatings, transformer seals, and electronic components. Its excellent dielectric properties ensure reliable performance.

Automotive

High temperature silicone is ideal for engine seals, exhaust gaskets, and air conditioning system components. Its thermal resistance ensures durability in extreme conditions.

Aerospace

Silicone rubber is the preferred choice for aviation system seals and components resistant to extreme temperatures. Its thermal stability and lightweight make it indispensable in the aerospace industry.

Industrial

High temperature red silicone is ideal for oven gaskets, thermal processing equipment seals, and industrial molds. Its heat resistance and chemical stability ensure superior performance.

More silicone rubber applications

Silicone rubber is also used in electronics for protective gaskets, in the energy sector for solar panel seals, in construction for expansion joints, and in laboratories for stoppers and seals. Its high temperature resistance, dielectric properties, and FDA and USP certifications make it the preferred material for specialized applications where reliability is paramount.

Silicone Rubber Benefits | Why Choose It?

Advantages that make silicone the preferred material for high temperature, electrical, and specialized applications

Wide Temperature Range (-35°C to 220°C)

Silicone rubber operates efficiently from -35°C to 220°C, maintaining its flexibility and mechanical properties in extreme cold and heat conditions.

Excellent Heat and Aging Resistance

Silicone maintains its properties during prolonged high temperature exposure, resisting thermal degradation and aging, ideal for silicone gaskets in intense heat applications.

Excellent Chemical Resistance

Very good resistance to acids, alkalis, and many chemicals, ensuring durability in aggressive environments and chemical processing applications.

Excellent Dielectric Properties

Silicone rubber is an excellent electrical insulator, ideal for high voltage applications, cable coatings, and electronic components.

Good Ozone and Environmental Resistance

Resists degradation by ozone and severe environmental conditions, perfect for outdoor and automotive applications.

Low Temperature Flexibility

Silicone maintains its flexibility and elasticity even in extreme cold conditions (-35°C), ideal for applications in cold climates or cold storage.

Reliability in Specialized Applications

Silicone rubber from Everest Group combines high temperature resistance, excellent dielectric properties, and FDA and USP certifications to deliver superior performance in the food industry, medical industry, electrical, automotive, and aerospace industries. Available in special grades and colors (red, white, and translucent), it guarantees durability and reliability in the most demanding applications.

Silicone vs Other Materials | High-Performance Comparison

Performance comparison for high temperature, electrical, and specialized applications

Silicone

Max Temperature: 220°C
Min Temperature: -35°C
Dielectric Properties: Excellent
Chemical Resistance: Good
Flexibility: Excellent
Cost: High

Ideal for: High temperatures, electrical applications, FDA food grade, and USP medical grade.

EPDM

Max Temperature: 145°C
Min Temperature: -20°C
Dielectric Properties: Good
Ozone Resistance: Excellent
Flexibility: Good
Cost: Moderate

Ideal for: Outdoor, electrical, and automotive applications with moderate temperatures.

FKM (Viton®)

Max Temperature: 230°C
Min Temperature: -15°C
Dielectric Properties: Good
Chemical Resistance: Excellent
Flexibility: Good
Cost: Very High

Ideal for: Extreme chemical and high temperature applications.

Why choose Silicone Rubber? If your application requires extreme temperature resistance (-35°C to 220°C), excellent dielectric properties, and FDA/USP certifications, silicone rubber is the best choice. Its superior flexibility in cold and heat makes it ideal for the food industry, medical industry, electrical, automotive, and aerospace industries. At Everest Group, we advise you to choose the right material for your project. Contact us.

Special Silicone Rubber Grades

Specialized variants for specific applications with FDA and USP certifications

Food Grade Silicone

Food grade silicone rubber complies with FDA regulations for food contact. Ideal for the food industry, processing, packaging, and baking molds.

  • Certified FDA 21 CFR 177.2600
  • Non-toxic and odorless
  • Resistant to food oils and fats
  • No flavor or odor transfer
  • Temperature range -60°C to +230°C

Medical Grade Silicone

Medical grade silicone is biocompatible and sterilizable. Ideal for medical and pharmaceutical applications requiring maximum purity and biocompatibility.

  • Certified USP Class VI
  • Biocompatible for tissue contact
  • Resistant to sterilization methods
  • Non-toxic and non-leaching
  • Ideal for medical equipment and implantable devices

Need a special grade of silicone? At Everest Group we have silicone rubber in rolls, sheets, and colors (red, white, and translucent). We also offer custom manufacturing according to your specifications. Contact us for technical advice and a no-obligation quote.

Frequently Asked Questions

Have questions about silicone rubber? At Everest Group, we've compiled the most common questions and answers for you. Just select a question to see the answer instantly.

Silicone rubber is a high-performance synthetic elastomer with exceptional extreme temperature resistance (-35°C to 220°C), excellent dielectric properties, and great chemical stability. It is used in the food industry (FDA grade), medical industry (USP grade), electrical, automotive, and aerospace industries to manufacture silicone gaskets, seals, molds, and electrical insulators.

Silicone rubber operates in a temperature range of -35°C to 220°C, maintaining its flexibility in extreme cold and its mechanical strength in intense heat. This thermal stability makes it ideal for applications in the food industry (baking molds), automotive (engine seals), and aerospace (heat-resistant components).

The main difference between food grade silicone and medical grade silicone lies in their certifications and applications:

  • Food Grade: Certified FDA 21 CFR 177.2600 for food contact. Ideal for baking molds, gaskets, and seals in the food industry and packaging.
  • Medical Grade: Certified USP Class VI and biocompatible. Ideal for medical equipment, implantable devices, and pharmaceutical products requiring maximum purity and sterilization.

Silicone rubber is available in rolls and sheets in various thicknesses and sizes. Available colors include red (especially for high temperature), white (for sanitary applications), and translucent (for optical or identification applications). We also offer custom cutting and custom silicone gasket manufacturing. Contact us for available options and a personalized quote.

Yes, absolutely. Silicone rubber is known for its excellent dielectric properties, making it a superior electrical insulator. It is ideal for cable coatings, transformer seals, protective gaskets in electronic components, and high voltage applications. Its thermal stability ensures reliable performance even in intense heat conditions.

Yes. At Everest Group, we ship silicone rubber in rolls and sheets throughout Mexico, including Guadalajara, Monterrey, Puebla, Mexico City, Querétaro, León, Tijuana and more. We also export to the United States, Canada, Central America, and Spain. Delivery time depends on location and product availability. Contact us for shipping times and costs to your city.

Need Silicone Rubber for Your Project?

At Everest Group, we have the solution you're looking for. From silicone rubber in rolls and sheets to custom silicone gaskets. Available in FDA food grade and USP medical grade. High temperature resistance (-35°C to 220°C) and excellent dielectric properties. Get a quote in 24 hrs!

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