2017 is the winter of rubber products industry, the prices of rubber chemicals, carbon black for rubber gasket have risen sharply, and the sources of supply have been hard to get. As a result, the stable supply of raw materials has become the top priority for rubber products manufacturers such as tires. Environmental issues are the main reasons for price rising raw material of rubber sealing washer.

First, production aids, carbon black chemical raw materials prices much increased, tight supply, not only push up the production costs of additives, but also affect the stable supply of rubber and gasket seal; the second is a number of non-compliance of environmental protection companies stop production and have downtime or discontinued limited production, such as a lot of rubber chemicals and carbon black leading enterprises are concentrated in the Beijing-Tianjin-Hebei surrounding areas; Third for more environment-friendly environment, companies have invested heavily in environmental governance funds, raising the cost of production; Fourth, some places in the national standards based on environmental indicators have increased, leading to further increase environmental costs of business.