High-quality labor insurance shoes vamp which should comply with the standards

Labor insurance shoes vamp is specially for the production of labor insurance shoes leather. Because this kind of leather is to protect the personal safety of workers in a variety of complex working environment, so the environment on the surface of the market to the labor insurance shoes have high quality requirements. First, labor insurance shoes vamp must be able to adapt to the temperature difference of fusion, high temperature resistant to cold, heat or cold harsh conditions, guarantee not appear rupture phenomenon. Second, complicated work environment of labor insurance shoes upper surface is put forward high request, labor insurance shoes vamp must be waterproof, anti-static, oil and other features, omni-directional protect workers. Again, in order to improve the convenience of labor insurance shoes production, labor insurance shoes vamp will also have to be hard, but not rigid, not crack, soft and not flat, there are characteristics of the back stretch. Finally, labor insurance shoes vamp in to protect the safety of workers at the same time, also must be based on the principle of learning improve the comfort of human body, it features, the permeability is the representative. In the process of long time work, labor insurance shoes vamp must be able to absorb the laborers foot discharge water, again through the internal fiber to absorb water from the shoes outside foot is dry so as to safeguard the human body, maintain normal metabolism.