After the first two articles about sealing rings and media have been posted, we have received a lot of e-mails from customers in recent days. It is very gratifying to find that many people have gained something. Today, we will continue to talk about the last aspect of "Application of common seals and classification of media resistance". The specific introduction is as follows:
1, NBR: oil resistance, heat resistance, corrosion resistance, good wear resistance, anti-aging. It is widely used in making sealing products, but not suitable for phosphate series hydraulic and gear oil containing polar additives. It can be used to make "O" ring and oil seal. It is suitable for general hydraulic and pneumatic systems. NBR is widely used in hydraulic valve system in China, and it is also the first choice of raw materials for hydraulic valve sealing ring.
2. Rubber and plastic: high modulus of elasticity, high strength, other properties as above. It is used to make O-ring, Y-ring and dust-proo
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