What Are the Grades of Silicone Rubber?

Silicone rubber is a versatile material with a wide range of applications. It is available in a variety of grades, each with its own unique properties.

General-purpose silicone rubber

General-purpose silicone rubber is the most common type of silicone rubber. It is used for a variety of applications, including gaskets, seals, and molds. General-purpose silicone rubber is available in a range of hardness levels, from soft and pliable to hard and durable.

Properties:

  • High tensile strength
  • Good chemical resistance
  • Wide temperature range
  • Durable and long-lasting

Applications:

  • Gaskets
  • Seals
  • Molds
  • O-rings
  • Electrical insulation
  • Food-contact applications

Weather-resistant silicone rubber

Weather-resistant silicone rubber is designed to withstand the elements. It is often used for outdoor applications, such as roofing, siding, and pool liners. Weather-resistant silicone rubber is also available in a range of colors.

Properties:

  • Resistant to UV rays
  • Resistant to water and moisture
  • Resistant to extreme temperatures
  • Durable and long-lasting

Applications:

  • Roofing
  • Siding
  • Pool liners
  • Gutter guards
  • Window seals
  • Door seals

Heat-resistant silicone rubber

Heat-resistant silicone rubber can withstand high temperatures without deforming or melting. It is often used for applications that require high-temperature performance, such as oven gaskets and barbecue grill gaskets. Heat-resistant silicone rubber is also available in a range of hardness levels.

Properties:

  • Can withstand temperatures up to 500 degrees Fahrenheit
  • Resistant to chemicals and solvents
  • Durable and long-lasting

Applications:

  • Oven gaskets
  • Barbecue grill gaskets
  • Stovetop covers
  • Hot tub covers
  • Pool heaters

High-temperature silicone rubber

High-temperature silicone rubber is designed for use in extreme temperatures. It can withstand temperatures up to 800 degrees Fahrenheit. High-temperature silicone rubber is often used for applications in the aerospace and automotive industries.

Properties:

  • Can withstand temperatures up to 800 degrees Fahrenheit
  • Resistant to chemicals and solvents
  • Durable and long-lasting

Applications:

  • Aerospace
  • Automotive
  • Oil and gas
  • Chemical processing
  • Power generation

Medical-grade silicone rubber

Medical-grade silicone rubber is designed for use in medical applications. It is made with high-quality materials and is free of harmful chemicals. Medical-grade silicone rubber is often used for prosthetics, implants, and medical devices.

Properties:

  • Biocompatible
  • Hypoallergenic
  • Non-toxic
  • Durable and long-lasting

Applications:

  • Prosthetics
  • Implants
  • Medical devices
  • Toys
  • Food-contact applications

Food-grade silicone rubber

Food-grade silicone rubber is designed for use in food-contact applications. It is made with FDA-approved materials and is free of harmful chemicals. Food-grade silicone rubber is often used for food storage containers, utensils, and toys.

Properties:

  • FDA-approved
  • Food-contact safe
  • Non-toxic
  • Durable and long-lasting

Applications:

  • Food storage containers
  • Utensils
  • Toys
  • Medical devices

Custom silicone rubber

Custom silicone rubber can be made to meet specific requirements. This type of silicone rubber is often used for prototypes, molds, and other applications where exacting specifications are required.

Properties:

  • Can be made to meet specific requirements
  • Durable and long-lasting

Applications:

  • Prototypes
  • Molds
  • Other applications where exacting specifications are required

Conclusion

Silicone rubber is a versatile material with a wide range of applications. It is available in a variety of grades, each with its own unique properties. If you are looking for a silicone rubber product that meets your specific needs, contact us today. We can help you choose the right grade of silicone rubber for your application and we can also custom-make silicone rubber products to meet your specific requirements.

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