Leather Laser Cutting
Laser cutting of leather : CO2 laser cutting and engraving machines are widely used to cut or engrave the leather materials, mostly in shoes, bags, cloth or other industries. Generally, the cutting speed can reach 5–30 mm per second, the engraving speed may reach 600 mm per second (Anon., 2015).The economy of the laser cutting […]
Leather Crusting
Crusting is when the hide/skin is thinned, retanned and lubricated. Often a coloring operation is included in the crusting sub-process. The chemicals added during crusting have to be fixed in place. The culmination of the crusting sub-process is the drying and softening operations. Crusting may include the following operations: wetting back- semi-processed leather is rehydrated. sammying – […]
Leather Tanning
Tanning is the process that converts the protein of the raw hide or skin into a stable material which will not putrefy and is suitable for a wide variety of end applications. The principal difference between raw hides and tanned hides is that raw hides dry out to form a hard inflexible material that can […]