I do not know what you mean by so-called industrial cloth. In fact, there are several meanings about cloth. According to the material of the fabric, it is then referred to the textile fibers. Despite the wide variety of textile fibers, but basically it can be divided into natural fiber and chemical fiber : 1. natural fiber refers to textile fibers that have been existing in the natural world, or directly obtained textile fibers from cultured animal . 2. Chemical fiber is a kind of textile fibers which make natural or synthetic polymers as raw material, and manufactured through a certain of method. 3 Artificial fiber refers to processed fibers whihch capitalize on the natural polymer manmade fibers (such as wood, bagasse or animal fibers, etc.) as raw material. 4. The synthetic fibers, with oil, coal, natural gas and a number of agricultural products as raw materials, are formed by synthetic polymer spinning. When mentioning procedures, they are usually secrets unrevealed!