Leather differential knowledge

1, how to identify genuine leather

Touch: touch the leather surface, such as a smooth, soft, plump, elastic feeling is leather and synthetic leather surface; general astringent, rigid, flexibility difference.

Seeing: the real leather surface has a clearer pores, pattern, yellow leather have a more symmetrical fine pores, yak skin has coarse pores and sparse, mountain sheep have scaly pores.

Smell: all leather is leather smell; while the leather has excitant strong plastic smell.

Lit: from real leather and artificial leather back off a little fiber, lit, who issued a pungent odor, forming knots is artificial leather; any given hair smell, not form hard knots is leather.

In 2, recognition of artificial leather and synthetic leather

With the above four kinds of basic methods of identification, in order to compare differential artificial leather, synthetic leather is obviously. In addition, artificial leather and synthetic leather and the following characteristics:

1, pressing the leather surface, no visible pores wrinkles, such as pressing the wrinkles, nor apparently disappear.

In 2, the leather surface without pores, it is the important feature of true and false identification of leather.

3, cut the bottom corners burning, taste, but not hair coke smell.

3, how to distinguish Niu Ji, pig and sheep leather, horse leather

Leather of different types, the characteristics and the application is also each not same. For example, cowhide leather and fine surface, high strength, the most suitable for making leather; sheep leather light, thin and soft, is the ideal fabric garment leather; pig leather air permeability water vapor permeability better.

Pig: leather surface pores round and thick, a tilt into the leather. The pores are arranged into three groups, the leather surface showed many small triangle pattern

Niu Ji: buffalo leather cattle leather and are referred to as Niu Ji, but the two also have certain difference. Cattle leather surface pores were round, a straight into the leather, the pores compact and uniform, irregularly arranged, as if the sky was covered with stars. Buffalo leather surface than coarse pores cattle leather, cattle leather pores are scarce, leathery loose, as meticulous yellow leather fullness.

Cordovan: the surface of leather fur is oval, slightly larger than the cattle leather pores, arrange more regulatory law.

Sheep leather: leather grain surface pores pores clear, oblate, few roots form a group, arranged in fish squamous.