Big white will hurt the leather and leather it?
Such as the back part of the fiber close, while the edge of the part (abdomen) more relaxed. Positive leather has clear pores and patterns, some parts will exist fat and blood tendons. Leather cross-section fiber has its unique characteristics, each layer of fiber thickness has changed greatly.
Natural leather shape is irregular, the thickness is not very uniform. Due to animal raw material skin reasons, natural leather more or less, or light or heavy there are some disability, including insect injury, gill injury, lice injury, scratches, etc., the surface smooth degree of detail, fiber elasticity, thickness will There is a difference.
The synthetic leather is the basic chemical raw materials synthesis of products, in recent years with the progress of production technology, synthetic leather appearance and natural leather is very similar, coupled with a large number of applications of film transfer, making the distinction between natural leather and synthetic leather has a certain The difficulty.
Natural leather is made of animal skin as raw materials, it has a very special fiber structure, with excellent permeability and water vapor permeability.
