What Does Leather Consist Of?
Leather is a natural product and is intertwined collagen fibres, the density of the intertwining varies from species to species. Density can differ significantly in an animals skin.
Where the fibres are a much looser structure these are prone to tearing, so the more intertwined those fibres are the stronger skin you will have.
The most common type of tanning is chrome tanning. Almost all leather shoes and leather clothing items today are chrome tanned. Leather today is made in extremely safe environments, astonishingly chrome III that is used in the tanning process of leathers is also in many food sources today, so as you can imagine it’s very harmless.
Hides and skins are primarily composed of water, protein and fatty materials. The most important protein in the production of leather is collagen, which makes up approximately 29% of the mass of a freshly flayed hide.
Corium is also known as Dermis – the thick layer of living tissue below the epidermis which forms the true skin, containing blood capillaries, nerve endings, sweat glands, hair follicles, and other structures.