Understanding of leather

There are many types of leather, nothing more than to see the market as most leather / pig / sheep / deer / rabbit, etc., but based on different characteristics of each type of leather, tanning, processing and cutting methods, even rarity (such as snake / alligator / ostrich / lizard skin, etc.), prices are very different.

General market, the most commonly used for cattle leather, cow leather, but also because of large area, so it can be sold because of the different needs of cutting:   1 whole cut leather Whole Hide: whole bovine leather, without cutting.   2 half-cut leather Side: full leather cut in half Slice.   3 Department of leather shoulders Double Shoulder: head and neck, thick leather fibers.   4 double-back Leather Double Culatta: remove the head and neck outside, using a wide range for belt / shoes / handbags and other productions.   5 belly offcuts Belly: soft, good ductility, commonly used in small leather goods.   6 Back Leather Back: remove the belly side of half-cut leather parts of the skin, apply to the bag body bag, and belt.

 7 Quartet leather Double Bend: Most belt plant in use, because the leather side is, when the production loss will lower the price will be higher.
 
8 square leather Bend: the thickness of thick. The more commonly used in the shoe. Other types of leather, because smaller, are sold in whole, without additional cutting.
 
Carving skin level, according to the different origin also differ.
 
 Origin:
 
    Central and South America: Central and South American market is the most commonly seen carved leather cow produced, because the number of breeding large, most of the leather factory, here the majority is produced using leather, but also because keeping a larger number, in order to facilitate management , Central and South America cattle usually mark the mark, to facilitate identification. Also easy to Central and South American cattle snake body, so prone to insect spots on the leather, the other because the temperature is hotter, leather thickness is relatively thin.
 
    Northern Europe: As a large number of non-breeding, breeding technology is better, so there are few cattle brand, not easy to snake, leather also sell relatively more clean and beautiful, because the temperature is low, the thickness of thick leather, the price is relatively The expensive, and the major European brands, such as L license, G license ...., etc., are produced with the Scandinavian leather.
 
 Leather tanning (tanning of leather depending on the method, the leather characteristics will vary):
 
   Vegetable tanning (Veg-Tanned): good quality carving leather is tanned using plant production techniques, such an approach, based on the extraction of plant tannins to tanned leather, leather itself exudes a hint of leather aroma, treatment after the leather itself has good water absorption, easily processed, is very suitable for the production of Leather Product.
 
   Chrome (Chrome-Tanned): the industrial revolution was the invention of the method, based on chromium sulphate for leather tanning, leather processing using this method, must be combined with dyeing process, it is used in this way the market can see the leather tanning, have good color processing, most of this leather is often used for clothing, shoes, or interior decorator using a wider range.
 
 Leather size calculation:
 
   Leather sizing, took part in square meters, big talent, just a small, three calculation methods:
    M is calculated 100X100CM large 30X30 CM is to calculate the small to 25X25 CM is calculated.
    Taiwan is small only for the unit of account, Yi Square Leather online selling in the leather, only for the valuation are based on small units.
    Leather thickness: from 0.8mm start for sculpture and embossed, and the most common thickness is 1.6 ~ 2.0mm, small leather goods for the production of thicker, the higher the price of leather.
 
 Leather care:
 
    Leather, such as frequently used, the more there will be more soft and shiny, the usual maintenance, just take a clean soft cloth will remove surface dirt dust can be incorporated, it is best placed in a well ventilated area, or agent can put some moisture in it to prevent moisture.