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Question:

What are the leather manufacturing processes?

What are the leather manufacturing processes?

Answer:

Leather is by hair removal and tanning and other physical, chemical processing has been degeneration is not perishable animal skin. Leather is made of natural protein fibers in three-dimensional space weaving closely, the surface has a special grain layer, with natural grain and luster, feel comfortable.
In the finishing stage, its main purpose is to have some special sensory properties such as thickness, softness, color, surface condition and water repellency.
In the tanning stage, its main purpose is to chemically make the collagen fibers of animal skins change in structure, make it from leather into leather. At the same time, also determines the quality of the leather and performance
In the preparation phase, the main purpose is to remove all the useless things on the animal skin, such as hair, fat, leather inside the various glands and soluble protein, and animal skin collagen fibers (that is, the main body of leather) Processing, in order to facilitate the subsequent processing and improve the quality of leather.
Leather is made from animal skin through a very complex physical processing and chemical treatment process made. According to the traditional view, the tanning process is generally divided into three stages: the preparation stage, the tanning stage and the finishing stage.

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