How silicone rubber is made

By Admin
8 Min Read

If you’re like most people, you probably take silicone rubber for granted. It’s in everything from cooking utensils to medical implants, and it’s one of the most versatile materials out there. But have you ever wondered how this amazing material is made?

Well, wonder no more! In this blog post, we’ll take a look at the process of making silicone rubber, from start to finish. We’ll see how the raw materials are combined and processed to create a final product that is strong, flexible, and durable. So whether you’re a rubber enthusiast or just curious about how things are made, read on to learn more about the fascinating process of making silicone rubber!


Silicone rubber is made from a mixture of silicon, oxygen, and other elements such as carbon and hydrogen. Silicon is a naturally occurring element that can be found in abundance in the Earth’s crust. In its pure form, silicon is a dark gray solid with a metallic luster. It is an excellent conductor of heat and electricity and has a wide range of applications in the electronics industry.

Oxygen is another element that is widely available on Earth. It is necessary for silicone rubber to cure properly. Other elements, such as carbon and hydrogen, can be added to silicone rubber to improve its properties.

What is silicone rubber?

Silicone rubber is a synthetic elastomer made from silicone, a polymer of silicon, oxygen, and other elements. Silicone rubbers are widely used in industry, and there are many different types. They are generally clear or tinted and maintain their flexibility over a wide temperature range (-55°C to +200°C).

Silicone rubbers have many applications, including:





-Anti-vibration mounts

-Electrical insulation

 Silicone rubbers are made by two main methods: addition cure and condensation cure. 

  In both cases, the starting material is silicone oil, which is then mixed with other ingredients to create the desired properties.

The history of silicone rubber

Silicone rubber was first synthesized by Frederic Kipping in Liverpool, England in 1877. Kipping was a professor of chemistry at the meticulously research-oriented Anderson College (now the University of Strathclyde) and his work laid much of the groundwork for further discoveries in the area of polymer chemistry. In 1897, German chemist Wilhelm Rudolph Fitting described a process for vulcanizing methyl silicone, a major advance that would ultimately lead to global production and the use of silicone polymers.

The benefits of silicone rubber

Silicone rubber is a synthetic rubber made from a combination of silicon, oxygen, and other chemicals. It is heat-resistant, flexible, and durable, making it an ideal material for many applications.

There are many benefits to using silicone rubber, including:

-It can withstand high temperatures: Silicone rubber can withstand temperatures up to 300°C (572°F), making it ideal for applications where heat resistance is required.

-It is flexible and durable: Silicone rubber is more flexible than other types of rubbers, making it ideal for applications where flexibility is required. It is also more resistant to tearing and breaking.

-It has a low density: Silicone rubber has a lower density than other types of rubbers, making it ideal for applications where weight is a factor.

-It is non-toxic: Silicone rubber is non-toxic and does not release harmful chemicals into the environment.

The production of silicone rubber

To make silicone rubber, manufacturers first extract silicon from quartz sand, one of Earth’s most common minerals. Rail cars transport this sand to companies like Dow, where it is placed in large furnaces with other materials like carbon and oxygen. The combination of heat and pressure forces the silicon and oxygen atoms to share electrons, forming a new compound called silicon dioxide or silica. Next, workers use a gas called trichlorosilane to remove the oxygen from the silica. This leaves only silicon and hydrogen atoms bonded together in long chains — a process that gives silicone its unique properties. finally, manufacturers add curing agents that help the rubber solidify so it can be formed into products.

The applications of silicone rubber

Silicone rubber is used in a variety of applications, including:

-Automotive applications: seals, gaskets, hoses, and other components

-Electrical applications: insulation and other components

-Medical applications: implants, prostheses, and other medical devices

-Cookware: silicone rubber is often used as a coating for cookware

The future of silicone rubber

The future of silicone rubber looks bright. This innovative material has a wide range of applications, from cookware to medical devices, and its popularity is only increasing. Silicone rubber is durable, heat-resistant, and flexible, making it ideal for use in a variety of industries. As more and more companies explore the potential of this versatile material, the possibilities for its use are endless.

Suconvey Rubber Products CO., LTD

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