Safety shoe commonly used upper material introduction

The first kind: natural skin, such as leather, pigskin, sheepskin, sharkskin, horse skins and so on. It has very good air permeability, flexibility, hygroscopicity and other advantages, but the material is expensive and difficult to buy, so it is generally used to manufacture high-grade leather goods.
Second: Nylon cloth, is currently widely used in sports shoes, it has a high softness, light weight, moisture absorption and other characteristics.
The third species: various PVC hides, which have large output, easy control of production products, and low price, but poor hygroscopicity, easy deformation and high temperature resistance.
The fourth kind: PU, which is easy to produce, large in quantity, has a certain moisture absorption and air permeability, but is not easy to be deformed and is not easy to be shaped and has little expansion. The current safety shoe soles are generally made of PU material.
The fifth type: canvas material, which has good expandability and soft performance, is generally used for making vulcanized sports shoes.

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