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YiBei Industry Teaches You How to Identify What Is the First Layer of Cowhide
2024-10-18
First: the first layer of cowhide and cowhide classification
1, in the process, cowhide can be cut out of 8 layers, the outermost layer is the first layer of skin, followed by the second layer is the second layer of skin.
2, the advantages of the first layer of leather is: it has in the outermost layer of the outstanding elasticity and more skin-friendly natural epidermis full grain.
3, the other two layers of skin and three layers of skin can only be covered with gel to make the surface simulation similar to the texture of the natural epidermis, this is the imitation of the first layer of skin, its elasticity, breathability than the first layer of skin are much worse.
4, the highest grade in the first layer of skin is called full grain, it is the surface of the skin does not undergo any processing, that is, the epidermis is the most perfect protection of the first layer of skin, the surface of the natural particles of texture, very rare and precious.
5, the surface of the first layer of leather may have scars or cut cowhide left when the knife marks, then you need to polish the first layer of leather. The unpolished is called full grain, and the properly polished is called half grain, which retains at least half of the natural epidermis.
6, but there are also some first layer of leather need to be fully polished, this is the first layer of leather in the worse repair leather. Due to being fully polished, the repair leather loses the natural grain and texture of the epidermis, and can only be covered with coarse pressed grain instead, such as the lychee grain is usually the repair leather.
7, according to the different cattle, quality full grain first layer cowhide can also be divided into: tire cowhide, calf leather and large cowhide.
8, fetal cowhide, that is, dead in the fetus or birth is stillborn calf's skin, its leather is the most slippery, senior.
9, calf skin, that is, less than 2 years old calf's skin, its leather is still more tender and higher grade.
10, large cowhide, more than 2 years old cow's skin, the color and feel of its leather than calf skin, fetal cowhide to be much worse, but it is more common, lower prices, and because of the lack of tender on the contrary, more wear-resistant.
11, you often hear of calfskin, bullskin, etc. belong to the first layer of yellow cowhide.
12, in addition, there is compared to the yellow cowhide, leather is more rough, there are obvious pores and low strength, is the lower end of the buffalo skin in the cowhide.
Second: the first layer of cowhide and imitation leather (recycled leather)
1, imitation leather: the use of chemical raw materials will be other animal waste skin and leather trimmings condensed in the result. The characteristics of imitation leather: on the one hand, its appearance, texture is increasingly close to the real leather, many are already difficult to distinguish between the naked eye, such as microfiber. On the other hand, it is generally very thick, imitation leather is thick to have strength, and is more wear-resistant than leather.
2, how to distinguish the first layer of cowhide and imitation leather? Now the most effective way is to use a lighter to burn the leather. If you can smell the pungent chemical odor, and will be burned into lumps is imitation leather. And can smell the odor of hair and will generally be burned into powder is set to be real leather.
3, secondly, with leather wrapped sponge, and then press the hand on the leather. If you press the place where you feel the skin is thin and visible smaller folds, it means that you press the first layer of cowhide. If you press the place where the skin feels a little thick and can not see the fine texture is that the imitation leather counterfeit.