Testing of leather, fur and related products

The term 'genuine leather' is a common term in the leather product market, and is a common term used by people to distinguish between synthetic leather and natural leather; In the concept of consumers, "genuine leather" also has a non fake meaning. In fact, genuine leather is leather, which is mainly processed from the skin of mammals. There are various types and types of genuine leather, with different structures and qualities, and significant price differences. Therefore, genuine leather is not only a collective term for all natural leather, but also a vague identification in the commodity market Method of identifying genuine leather: Touch the leather surface with your hand. If there is a feeling of smoothness, softness, fullness, and elasticity, it is genuine leather; However, the surface of general synthetic leather is astringent, rigid, and has poor softness

At first glance: The leather surface of genuine leather has clear pores and patterns, the yellow cowhide has symmetrical fine pores, the yak skin has thick and sparse pores, and the goat skin has fish scale like pores Smell: All genuine leather has the smell of leather; Artificial leather, on the other hand, has a strong irritating plastic odor Ignite: Tear a little fiber from the back of real leather and artificial leather, and after igniting, if it emits a pungent odor and forms lumps, it is artificial leather; What emits a hair odor and does not form hard lumps is genuine leather With the above four basic recognition methods, it is obvious to compare and distinguish artificial leather and synthetic leather. In addition, artificial leather and synthetic leather also have the following characteristics:

1. Press the leather surface with your fingers, without obvious pores and wrinkles. If there are wrinkles after pressing, they will not disappear naturally 2. The leather surface has no pores, which is an important feature for distinguishing the authenticity of leather 3. Cut off the corners and burn, with a smell but not the burnt odor of hair Cow, pig, horse, and sheep leather have different types of leather, and their characteristics and uses are also different. For example, cow leather has a fine surface and high strength, making it the most suitable for making leather shoes; Sheepskin leather is lightweight, thin and soft, making it an ideal fabric for leather clothing; Pig leather has good breathability and water vapor permeability. Pig leather: The pores on the surface of the leather are round and thick, and they protrude more obliquely into the leather. The arrangement of pores is arranged in groups of three, and the leather surface presents many small triangular patterns.

Cow leather: Yellow cow leather and buffalo leather are both referred to as cow leather, but there are also certain differences between the two. The pores on the surface of yellow cow leather are circular and extend straight into the leather. The pores are tight and uniform, arranged irregularly, like stars in the sky. The pores on the surface of buffalo leather are thicker than those of yellow cattle leather, with fewer pores and a more relaxed texture, making it less delicate and plump than yellow cattle leather Horse leather: The fur on the surface of the leather is also oval shaped, with slightly larger pores than yellow cow leather, and the arrangement is more regular Sheep leather: The pores on the grain surface of the leather are flat and round, with clear pores. Several pieces form a group and are arranged in the shape of fish scales