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A2024-04-24

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Characteristics of materials used in media-resistant rubber oil seals

Fluorine rubber sealing ring

preface:

In the industrial field, especially in applications involving chemicals and corrosive media, rubber oil seals play a vital role. In order to ensure that the equipment can operate stably for a long time in harsh environments, media-resistant rubber oil seals have become an indispensable sealing solution. This article will provide an in-depth introduction to the characteristics of the materials used in rubber oil seals and their superior performance in resisting media corrosion.

Fluorine rubber (FKM):

Fluorine rubber is an excellent medium corrosion resistant material with excellent oil, solvent and chemical resistance. It remains elastic over a wide temperature range, so it can still provide reliable sealing performance in high-temperature, high-pressure environments.

Neoprene (NBR):

Neoprene is an affordable and widely available material with excellent resistance to common lubricants and greases. Although its chemical corrosion resistance is slightly limited compared to other advanced rubber materials, it still shows quite reliable resistance to media corrosion in some general industrial applications.

Polytetrafluoroethylene (PTFE):

PTFE is a very corrosion-resistant material with excellent chemical stability. It performs well in acids, alkalis, solvents and other media, allowing rubber oil seals to maintain excellent performance in harsh chemical environments.

Silicone rubber (VMQ):

Silicone rubber is a material with good temperature resistance and weather resistance, and has excellent corrosion resistance to many chemical media. Its unique silicon-oxygen bond structure allows silicone rubber to resist many common corrosive substances and is suitable for a variety of special environments.

Polyurethane (PU):

Polyurethane is a high-strength, highly wear-resistant material that has good corrosion resistance against certain oily media. Its wear-resistant characteristics enable rubber oil seals to maintain long-term stability in some high-friction environments.

The importance of material characteristics:

The performance of rubber oil seals in terms of resistance to media corrosion depends on the characteristics of the selected material. Selecting the appropriate material ensures that the seal can provide reliable performance in a variety of harsh environments and prevent media erosion and leakage. Whether in chemical equipment, oil and gas industry, or other occasions that require high corrosion resistance, the selection of rubber oil seals is one of the key decisions.

Summarize:

Media-resistant rubber oil seals rely on excellent materials such as fluorine rubber, neoprene, polytetrafluoroethylene, silicone rubber, and polyurethane to successfully cope with the challenges of various chemical media. While ensuring safe and stable operation of equipment, these materials also give rubber oil seals wider application prospects. Choosing the appropriate rubber oil seal material will play a vital role in improving equipment reliability and reducing maintenance costs.

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