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Tanning, or hide tanning, is the process of treating skins and hides of animals to produce leather. A tannery is the place where the skins are processed. Historically, vegetable based tanning used tannin , an acidic chemical compound derived from the bark of certain trees, in the production of leather.
A tanning worker in Morocco. The leather manufacturing process are the operations taken to create leather from hides. The procedure is divided into three sub-processes: preparatory stages, tanning, and crusting. All true leathers will undergo these sub-processes. A further sub-process, surface coating, may be added into the sequence.
It processes leather for use in the crafting of shoes, boots, belts, and leather accessories. In 2010, the factory processed nearly 6 million linear feet of hides. S.B. Foot Tanning Company is a wholly owned subsidiary of Red Wing Shoes Company, Inc. and is the principal supplier of leather to its shoe manufacturing plants. The company also ...
Once the process achieves even penetration, workers slowly raise the liquor's pH in a process called basification, which fixes the tanning material to the leather. The more tanning material fixed, the higher the leather's hydrothermal stability and shrinkage temperature resistance. Crusting is a process that thins and lubricates leather.
In order for skins to be turned into leather, they must go through a process known as tanning to stabilize the collagen for the duration of the manufacture. When describing a material as leather, this includes the animal pelts, as well as all of the materials used in the manufacturing process.
Ostrich leather is the result of tanning skins taken from African ostriches farmed for their feathers, skin and meat. The leather is distinctive for its pattern of vacant quill follicles , forming bumps ranged across a smooth field in varying densities.
After the tanning process, the currier [1] applies techniques of dressing, finishing and colouring to a tanned hide to make it strong, flexible and waterproof. [2] The leather is stretched and burnished to produce a uniform thickness and suppleness, and dyeing and other chemical finishes give the leather its desired colour.
Horween Leather Company offers an array of tannages using primarily cowhide and horsehide, and also using smaller quantities of calf and bison hides. Its leather is used in a number of products including sports equipment, sports and casual footwear, bags, wallets, briefcases, belts, coats, jackets, and other apparel and accessories. [7]