1. Leather: refers to the process in which animal fur has been tanned and dehaired to have a certain degree of flexibility, breathability, non-perishable and water-resistant structure.
2. Commonly used leathers: A. Pig leather – large pores, every three holes are arranged in a group, arranged in a triangle, each group is far apart, the surface is uneven and rough, and the leather is economical and affordable. B. Sheep leather – Goat leather is the best. The pores are oblate and arranged in the shape of fish scales. It feels soft and elastic and has a natural luster. However, it is more expensive and is mostly used for making clothes. C. Cow leather – the leather is relatively hard and is divided into two types: cattle and buffalo leather. The pores of cattle leather are small and round, evenly distributed and dense. The leather surface is fine, smooth and shiny, and feels solid and elastic. The surface of buffalo leather is uneven. , the leather surface is rough, the pores are larger and rarer than cowhide, and the texture is looser than cowhide. It can be used to make a variety of leather goods, and the price is moderate.
3. Leather characteristics: It is originally animal skin, so it has certain respiratory properties and can be breathable; it is highly durable because its fiber has a multi-layered structure and is difficult to tear when pulled in one direction; it is a natural protein and is resistant to high temperatures.
4. How to identify leather quality: First of all, the appearance requires full and natural luster without distortion. It should be soft to the touch, plump and elastic, with good air permeability and moisture absorption.
5. The difference between genuine leather and imitation leather: A. In terms of smell, genuine leather has a special leather smell, while imitation leather only smells of plastic; B. In terms of hand feel, genuine leather is natural, while imitation leather has a sticky feeling; C. There are There is a small difference, the real leather is monotonous and the imitation leather is the same.
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