Friday, March 12, 2010

Raw material for leather from different origin




Goat skins
Goats are hardly animals that can live on a wide variety of food s and can supply meat and milk. They are adaptable to difficult climates and are popular in Asia, Africa and South America. The original source of many of the goat skin is villages of widely diversified areas, so the quality varies greatly warm climate like Pakistan plain area the skin structure is firm and fine grain in leather making is obtain less fat content goat skin from Somalia, Tanzania and Kenya are of strength and firm structure they are preserved in dried condition less fatty. Also important in determining the quality of the goat skins are the type of animal, the method of slaughter, and the method of curing and the marketing practices of the area of origin. Between the villages and the world market there is a system of collector and dealers. The practices handling skin and business methods of each area have long been established by custom and tradition. These factors, different in each part of the world, are important in determining the equality, characteristics, and price of the skins. The skins are identified by the area of origin and are sold either on a size specification by the dozen or by the pound.
Sheepskins
Pickled, salted and dried sheepskins are available from many parts of the world, notably South America UK, Africa, Australia and New Zealand. Probably the largest single factor is the sheep skin industry of New Zealand, where the sheep are slaughtered and skin processed. As the value of the wool from the exceeds that of the skin, it is customary to remove the wool from the skin by wool pulling methods and the skins are soled in the pickled state. Because of the long wool and the high fat content (about 30-35 %) of the skin, curing of these skins in a salt pack is rather difficult. The slaughter of sheep and lambs in New Zealand follows the seasons and condition of pasture, creating a difficult purchasing situation for the tanner.
The slaughter of sheep in the United State does not follow this seasonal cycle as closely. Sheepskins are generally salted. Domestic sheepskins are salted and soled for use in grain leathers, suede, or shear lings. Since much of the weight of the sheepskin is made up in the wool and the grease associated with the wool, sheepskins are soled by the piece. Domestic sheepskin from Pakistan has short wool of low quality but less fat content compare to New Zealand and Australia.

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